url stringlengths 37 208 | title stringlengths 4 148 | author stringclasses 173
values | publish_date stringclasses 1
value | categories listlengths 0 12 | tags listlengths 0 27 | featured_image stringlengths 0 272 | content stringlengths 0 56.1k | comments_count int64 0 900 | scraped_comments_count int64 0 50 | comments listlengths 0 50 | scraped_at float64 1.76B 1.76B |
|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2025/10/02/sending-toslink-wirelessly-with-lasers/ | Sending TOSLINK Wirelessly With Lasers | Lewin Day | [
"home entertainment hacks",
"Laser Hacks"
] | [
"audio",
"fiber optic",
"optical",
"toslink"
] | TOSLINK was developed in the early 1980s as a simple interface for sending digital audio over fiber optic cables, and despite its age, is still featured on plenty of modern home entertainment devices.
As demonstrated by [DIY Perks]
, this old tech can even be taught some new tricks — namely, transmitting surround soun... | 30 | 6 | [
{
"comment_id": "8186675",
"author": "make piece not war",
"timestamp": "2025-10-02T16:26:25",
"content": "Hope that pretty lights it won’t atract JDAMs.And why you didn’t mention the hobbit house where you can use those speakers?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,412.198457 | ||
https://hackaday.com/2025/10/02/on-3d-scanners-and-giving-kinects-a-new-purpose-in-life/ | On 3D Scanners And Giving Kinects A New Purpose In Life | Maya Posch | [
"classic hacks",
"Featured",
"Interest",
"Kinect hacks",
"Slider"
] | [
"3d scanning",
"Kinect"
] | The concept of a 3D scanner can seem rather simple in theory: simply point a camera at the physical object you wish to scan in, rotate around the object to capture all angles and stitch it together into a 3D model along with textures created from the same photos. This
photogrammetry
application is definitely viable, bu... | 32 | 13 | [
{
"comment_id": "8186639",
"author": "Maave",
"timestamp": "2025-10-02T14:21:27",
"content": "great article and description of the tech. Next time I 3D scan with the Kinect I’ll try it in a dark room.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8186651",
... | 1,760,371,412.522536 | ||
https://hackaday.com/2025/10/02/the-internet-we-didnt-get/ | The Internet We Didn’t Get | Bryan Cockfield | [
"internet hacks"
] | [
"alternative future",
"hypertext",
"internet",
"Ted Nelson",
"transclusion",
"web",
"xanadu"
] | Collective human consciousness is full of imagined or mythical dream-like utopias, hidden away behind mountains, across or under oceans, hidden in mist, or deep in the jungle. From Atlantis, Avalon, El Dorado, and Shangri-La, we have not stopped imagining these secret, fantastical places. One of these, Xanadu, is actua... | 13 | 7 | [
{
"comment_id": "8186596",
"author": "Antron Argaiv",
"timestamp": "2025-10-02T12:38:38",
"content": "I would never have connected Vannevar Bush and hismemexwith Doug Engelbart and his Mother of All Demos and Ted NelsonComputer Lib/Dream MachinesYou might add Norman Abramson and ALOHAnet to the hard... | 1,760,371,412.394604 | ||
https://hackaday.com/2025/10/02/3d-print-smoothing-with-lasers/ | 3D Print Smoothing, With Lasers | Fenix Guthrie | [
"3d Printer hacks"
] | [
"diode laser",
"FDM",
"print smoothing"
] | As anyone who has used an FDM printer can tell you, it’s certainly not the magical replicator it’s often made out to be. The limitations of the platform are numerous — ranging from anisotropic material characteristics to visual imperfections in the parts. In an attempt to reduce the visual artifacts in 3D prints,
[TenT... | 9 | 4 | [
{
"comment_id": "8186508",
"author": "Pete",
"timestamp": "2025-10-02T08:56:14",
"content": "This dude is my favourite youtuber right now. Pushes interesting concepts at an unbelievable fast rate. One of the few 3D printing youtubers who puts in the work for original stuff. But I have to say, this o... | 1,760,371,412.446999 | ||
https://hackaday.com/2025/10/01/the-making-of-a-minimalist-analog-drum-machine/ | The Making Of A Minimalist Analog Drum Machine | John Elliot V | [
"hardware",
"Musical Hacks"
] | [
"analog",
"drum machine"
] | Our hacker [Moritz Klein] shows us
how to make a minimalist analog drum machine
. If you want the gory details check out the video embedded below and there is a first class write-up available as a
78 page PDF manual
too. Indeed it has been a while since we have seen a project which was this well documented.
A typical d... | 14 | 6 | [
{
"comment_id": "8186499",
"author": "Gösta",
"timestamp": "2025-10-02T08:21:04",
"content": "Love this, awesome drumhack :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8186659",
"author": "Christoph",
"timestamp": "2025-10-02T15:40:26",
"conte... | 1,760,371,412.665899 | ||
https://hackaday.com/2025/10/01/mesa-project-adds-code-comprehension-requirement-after-ai-slop-incident/ | Mesa Project Adds Code Comprehension Requirement After AI Slop Incident | Maya Posch | [
"Artificial Intelligence",
"Software Development"
] | [
"artificial intellegence",
"ChatGPT"
] | Recently [Faith Ekstrand]
announced
on Mastodon that Mesa was updating its contributor guide. This follows a recent AI slop incident where someone submitted a
massive patch
to the Mesa project with the claim that this would improve performance ‘by a few percent’. The catch? The entire patch was generated by ChatGPT, wi... | 30 | 8 | [
{
"comment_id": "8186504",
"author": "Sword",
"timestamp": "2025-10-02T08:39:44",
"content": "I personally believe AI code should not be included in anything…. but I can possibly understand if someone writes a function, then asks AI to optimize said function. Reads the generated code, fully understa... | 1,760,371,412.807139 | ||
https://hackaday.com/2025/10/01/electric-surfboard-gets-thrust-vectoring-upgrade/ | Electric Surfboard Gets Thrust Vectoring Upgrade | Lewin Day | [
"Misc Hacks"
] | [
"surfboard",
"thrust",
"Thrust vectoring"
] | The internet has already taught us that an electric surfboard is a great way to get around on the water while looking like an absolute badass. [RCLifeOn] is continuing to push the boat forward in this regard, however,
adding thrust vectoring technology to his already-impressive build.
If you’re unfamiliar with the worl... | 1 | 1 | [
{
"comment_id": "8186440",
"author": "sikri Ayanami",
"timestamp": "2025-10-02T01:31:47",
"content": "This is sooo tight!",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,371,412.241031 | ||
https://hackaday.com/2025/10/01/seggers-awkward-usb-c-issue-with-the-j-link-compact-debugger/ | Segger’s Awkward USB-C Issue With The J-Link Compact Debugger | Maya Posch | [
"Microcontrollers",
"Reverse Engineering"
] | [
"USB C"
] | Theoretically USB-C is a pretty nifty connector, but the reality is that it mostly provides many exciting new ways to make your device not work as expected. With the
gory details covered by [Alvaro]
, the latest to join the party is Segger, with its
J-Link BASE Compact
MCU debugger displaying the same behavior which we... | 34 | 7 | [
{
"comment_id": "8186356",
"author": "macsimki",
"timestamp": "2025-10-01T21:00:01",
"content": "the members of the League of Undercover Sadists who came up with usb-c are having a great time. one connector to rule them all.",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,371,412.607809 | ||
https://hackaday.com/2025/10/01/floss-weekly-episode-849-veilid-be-a-brick/ | FLOSS Weekly Episode 849: Veilid: Be A Brick | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"FLOSS Weekly",
"peer-to-peer",
"tor",
"Veilid"
] | This week
Jonathan
talks with Brandon and TC about Veilid, the peer-to-peer networking framework that takes inspiration from Tor, and VeilidChat, the encrypted messenger built on top of it. What was the inspiration? How does it work, and what can you do with it? Listen to find out!
Veilid.com
https://gitlab.com/veilid/... | 0 | 0 | [] | 1,760,371,412.283743 | ||
https://hackaday.com/2025/10/01/lost-techniques-cpu-in-circuit-emulation/ | Lost Techniques: Bond-out CPUs And In Circuit Emulation | Al Williams | [
"Hackaday Columns",
"History",
"Retrocomputing",
"Slider"
] | [
"bond out chip",
"ice",
"in circuit emulation"
] | These days, we take it for granted that you can connect a cheap piece of hardware to a microcontroller and have an amazing debugging experience. Stop the program. Examine memory and registers. You can see and usually change anything. There are only a handful of ways this is done on modern CPUs, and they all vary only b... | 18 | 12 | [
{
"comment_id": "8186294",
"author": "Alphatek",
"timestamp": "2025-10-01T17:38:06",
"content": "This is still a thing for chips that have hard real-time circuitry in them. No point looking at registers after the event.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment... | 1,760,371,412.341974 | ||
https://hackaday.com/2025/10/01/building-an-open-source-point-of-sale-system/ | Building An Open Source Point Of Sale System | Lewin Day | [
"Software Development"
] | [
"kiosk",
"Latte Panda",
"point of sale",
"POS",
"pos system"
] | [Mukesh Sankhla] has been tinkering in the world of Point of Sale systems of late. His latest creation is a simple, straightforward kiosk system,
and he’s open sourced the design.
The Latte Panda MU single-board computer is at the heart of the build, handling primary duties and communicating with the outside world. It’... | 21 | 7 | [
{
"comment_id": "8186259",
"author": "Mike Bradley",
"timestamp": "2025-10-01T16:05:02",
"content": "Yes its neat, but not a good direction for a point of sale system, best to use a touch screen with a browser with a back end webserver. so many advantages and more expandable.",
"parent_id": null... | 1,760,371,412.741376 | ||
https://hackaday.com/2025/10/01/the-hottest-spark-plugs-were-actually-radioactive/ | The Hottest Spark Plugs Were Actually Radioactive | Lewin Day | [
"car hacks",
"Featured",
"History",
"Original Art",
"Slider"
] | [
"alpha particles",
"alpha radiation",
"firestone",
"polonium",
"polonium-210",
"radiation",
"spark plugs"
] | In the middle of the 20th century, the atom was all the rage. Radiation was the shiny new solution to everything while being similarly poorly understood by the general public and a great deal of those working with it.
Against this backdrop, Firestone Tire and Rubber Company decided to sprinkle some radioactive magic in... | 57 | 13 | [
{
"comment_id": "8186210",
"author": "Tony",
"timestamp": "2025-10-01T14:22:04",
"content": "100 years later, how much things similar with “Artificial Intelligence” or “Quantic” ? ;-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8186222",
"author": "Mile... | 1,760,371,412.919008 | ||
https://hackaday.com/2025/10/01/an-fpga-based-mechanical-keyboard/ | An FPGA-Based Mechanical Keyboard | Lewin Day | [
"FPGA",
"Peripherals Hacks"
] | [
"fpga",
"keyboard"
] | You can buy all kinds of keyboards these days, from basic big-brand stuff to obscure mechanical delicacies from small-time builders. Or, you can go the maker route, and build your own.
That’s precisely what [Lambert Sartory] did with their Clavier build.
This build goes a bit of a different route to many other DIY keyb... | 15 | 3 | [
{
"comment_id": "8186133",
"author": "anon",
"timestamp": "2025-10-01T11:28:06",
"content": "Mech keybs are already crazy overpriced without an fpga…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8186171",
"author": "fuzzyfuzzyfungus",
"time... | 1,760,371,413.152764 | ||
https://hackaday.com/2025/10/01/porting-a-fortran-flight-simulator-to-unity3d/ | Porting A Fortran Flight Simulator To Unity3D | Al Williams | [
"Games",
"Software Development"
] | [
"F-16",
"flight simulator",
"FORTRAN",
"Unity3d"
] | There’s an old saying (paraphrasing a quote attributed to Hoare): “I don’t know what language scientists will use in the future, but I know it will be called Fortran.” The truth is, there is a ton of very sophisticated code in Fortran, and if you want to do something more modern, it is often easier to borrow it than to... | 8 | 4 | [
{
"comment_id": "8186108",
"author": "Maria",
"timestamp": "2025-10-01T10:15:39",
"content": "the F-16 is notorious for being a negative stability aircraftAs demonstrated by Maciej “Slab” Krakowian during Radom Air Show 2025.https://www.youtube.com/watch?v=8UHcO3tfAYwNow all that’s left of him is a ... | 1,760,371,412.980493 | ||
https://hackaday.com/2025/09/30/toy-train-joins-the-internet-of-things/ | Toy Train Joins The Internet Of Things | Lewin Day | [
"Misc Hacks"
] | [
"internet of things",
"train"
] | [Zoltan] was developing a workshop on Matter for DEF CON, and wanted to whip up a fun IoT project to go with it. His idea was simple—take a simple toy train,
and put it on the Internet of Things.
Speed and low cost were the goals here, with a budget of around $40 and a timeline of one week. The train set sourced for th... | 1 | 1 | [
{
"comment_id": "8186103",
"author": "make piece not war",
"timestamp": "2025-10-01T10:00:23",
"content": "As you know, trains and “other toy” is what boys and men have in common, the only difference is the amount of money involved. Now I am waiting for a brave DIYer to create an “on/off” IoT remote... | 1,760,371,413.200321 | ||
https://hackaday.com/2025/09/30/unitree-humanoid-robot-exploit-looks-like-a-bad-one/ | Unitree Humanoid Robot Exploit Looks Like A Bad One | Donald Papp | [
"Robots Hacks"
] | [
"ble",
"unitree",
"vulnerability",
"worm"
] | Unitree have a number of robotic offerings, and are one of the first manufacturers offering humanoid robotic platforms. It seems they are also the subject of
UniPwn
, one of the first public exploits of a vulnerability across an entire robotic product line. In this case, the vulnerability allows an attacker not only to... | 11 | 10 | [
{
"comment_id": "8186004",
"author": "ChipMaster",
"timestamp": "2025-10-01T02:49:54",
"content": "Reminds me of the Tom Selleck movie, “Runaway.”…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8186007",
"author": "Gravis",
"timestamp": "2025-10-01T03... | 1,760,371,413.482044 | ||
https://hackaday.com/2025/09/30/improved-3d-printer-cannibalizes-two-older-printers/ | Improved 3D Printer Cannibalizes Two Older Printers | Bryan Cockfield | [
"3d Printer hacks"
] | [
"3d printer",
"CoreXY",
"duender",
"ender 3",
"kinematics"
] | In the late 2010s, the Ender 3 printers were arguably the most popular line of 3D printers worldwide, and for good reason. They combined simplicity and reliability in a package that was much less expensive than competitors, giving a much wider range of people access to their first printers. Of course there are much bet... | 12 | 4 | [
{
"comment_id": "8185999",
"author": "Ccecil",
"timestamp": "2025-10-01T02:39:13",
"content": "I like this…Couple years back I suggested a similar thing but making opensource hardware designs that used “recipes” that called for other used printers. Saving some ewaste in the process.Still think that... | 1,760,371,413.427218 | ||
https://hackaday.com/2025/09/30/hard-hat-becomes-bluetooth-direction-finder/ | Hard Hat Becomes Bluetooth Direction Finder | Lewin Day | [
"Radio Hacks"
] | [
"ble",
"bluetooth",
"ESP32",
"radio"
] | Have you ever wanted to find a Bluetooth device out in the wild while looking like the comic relief character from a science-fiction series? You might like Dendrite,
the direction-finding hat from [SolidStat3].
Dendrite is intended for hunting down Bluetooth devices. It’s capable of direction estimation based on signal... | 10 | 7 | [
{
"comment_id": "8185946",
"author": "dremu",
"timestamp": "2025-09-30T21:39:02",
"content": "I like hacks and I like hardhats (is it a ‘hackhat’?) but my overpowering urge is to keep shouting “Six seasons and a movie!”. Or talk about Kickpuncher III: The Final Kickening. Etc.",
"parent_id": nul... | 1,760,371,413.381694 | ||
https://hackaday.com/2025/09/30/llm-dialogue-in-animal-crossing-actually-works-very-well/ | LLM Dialogue InAnimal CrossingActually Works Very Well | Donald Papp | [
"Artificial Intelligence",
"Games",
"Software Hacks"
] | [
"animal crossing",
"dialogue",
"LLM",
"mod",
"reverse engineering"
] | In the original
Animal Crossing
from 2001, players are able to interact with a huge cast of quirky characters, all with different interests and personalities. But after you’ve played the game for awhile, the scripted interactions can become a bit monotonous. Seeing an opportunity to improve the experience,
[josh] decid... | 8 | 6 | [
{
"comment_id": "8185910",
"author": "Ostracus",
"timestamp": "2025-09-30T20:21:52",
"content": "Eventually more games may use something like this.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8185922",
"author": "anon",
"timestamp": "2025-09-30T20:5... | 1,760,371,413.536217 | ||
https://hackaday.com/2025/09/29/tekasketch-where-etch-a-sketch-meets-graph-theory/ | TekaSketch: Where Etch A Sketch Meets Graph Theory | Heidi Ulrich | [
"Art",
"handhelds hacks",
"News",
"Raspberry Pi",
"Software Hacks",
"Toy Hacks"
] | [
"drawing",
"etch a sketch",
"mac mini",
"python",
"raspberry pi",
"Raspberry Pi Zero 2 W",
"Raspi"
] | The Etch A Sketch was never supposed to meet a Raspberry Pi, a camera, or a mathematical algorithm, but here we are.
[Tekavou]’s Teka-Cam and TekaSketch
are a two-part hack that transforms real photos into quite stunning, line-drawn Etch A Sketch art. Where turning the knobs only results in wobbly doodles, this machine... | 6 | 2 | [
{
"comment_id": "8185614",
"author": "TravelingInChina?",
"timestamp": "2025-09-30T03:16:13",
"content": "Where does “Chinese Postman” come from? The linked article only mentions “Traveling Salesman”.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8185702",
... | 1,760,371,413.243566 | ||
https://hackaday.com/2025/09/29/macintosh-system-7-ported-to-x86-with-llm-help/ | Macintosh System 7 Ported To X86 With LLM Help | Lewin Day | [
"Machine Learning",
"Retrocomputing"
] | [
"ai",
"LLM",
"macintosh",
"port",
"system 7"
] | You can use large language models for all sorts of things these days, from writing terrible college papers to bungling legal cases. Or, you can employ them to more interesting ends, such as porting Macintosh System 7 to the x86 architecture,
like [Kelsi Davis] did.
When Apple created the Macintosh lineup in the 1980s, ... | 50 | 21 | [
{
"comment_id": "8185550",
"author": "Dave Etchells",
"timestamp": "2025-09-29T20:08:28",
"content": "Holy cr*p this is impressive: Porting a functioning operating system in just 3 days, working only from binaries. 🤯",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment... | 1,760,371,413.335295 | ||
https://hackaday.com/2025/09/29/lumafield-shows-why-your-cheap-18650-cells-are-terrible/ | Lumafield Shows Why Your Cheap 18650 Cells Are Terrible | Jenny List | [
"Battery Hacks"
] | [
"18650",
"CT Scan",
"fire",
"lithium ion"
] | Lithium-ion cells deliver very high energy densities compared to many other battery technologies, but they bring with them a danger of fire or explosion if they are misused. We’re mostly aware of the battery conditioning requirements to ensure cells stay in a safe condition, but how much do we know about the constructi... | 38 | 3 | [
{
"comment_id": "8185640",
"author": "Timmay",
"timestamp": "2025-09-30T06:03:14",
"content": "Of all the articles I’ve seen on nearly 20 years on Hackaday, I’m gobsmacked that this has zero comments. This is afascinatingstudy, and has real-world implications for nearly every tech object that uses 1... | 1,760,371,413.615276 | ||
https://hackaday.com/2025/09/29/ask-hackaday-how-do-you-distro-hop/ | Ask Hackaday: How Do You Distro Hop? | Al Williams | [
"Ask Hackaday",
"Hackaday Columns",
"Linux Hacks",
"Rants",
"Slider"
] | [
"Distro hopping",
"kde",
"linux",
"opensuse"
] | If you read “Jenny’s Daily Drivers” or “Linux Fu” here on Hackaday, you know we like Linux. Jenny’s series, especially, always points out things I want to try on different distributions. However, I have a real tendency not to change my distro, especially on my main computer. Yet I know people “distro hop” all the time.... | 36 | 20 | [
{
"comment_id": "8185525",
"author": "rclark",
"timestamp": "2025-09-29T17:38:05",
"content": "My home ‘data’ is on a home server. The other machines /home folder is periodically backed up to it. So changing desktops/laptops/SBCs to a new distro would be no big deal — IF (big if) I want to do so. ... | 1,760,371,413.740708 | ||
https://hackaday.com/2025/09/29/10-lego-tyre-is-practical-nostalgia/ | 10″ LEGO Tyre Is Practical Nostalgia | Tyler August | [
"3d Printer hacks",
"Parts"
] | [
"3d printing",
"lego",
"nostalgia",
"tire",
"TPU"
] | If there’s one thing that has come to define the generations after the baby boom, it’s probably nostalgia. It’s heavily marketed and weaponized by the market: yearning for better, simpler times seems to be a core thread of the consumer economy these days. [Makerneer] combined his xilennial love of LEGO bricks with the ... | 6 | 3 | [
{
"comment_id": "8185505",
"author": "gnramires",
"timestamp": "2025-09-29T15:54:33",
"content": "I have been making a wheel as well (as wheel?) for a groceries cart and have been philosophizing/engineerizing about wheels. I wanted to make a good wheel out of rigid material, so I thought about addin... | 1,760,371,413.65823 | ||
https://hackaday.com/2025/09/29/two-decades-of-hackaday-in-words/ | Two Decades Of Hackaday In Words | Jenny List | [
"Featured",
"Interest",
"Slider",
"Software Hacks"
] | [
"computational linguistics",
"hackaday",
"history",
"language",
"trends"
] | I think most of us who make or build things have a thing we are known for making. Where it’s football robots, radios, guitars, cameras, or inflatable textile sculptures, we all have the thing we do. For me that’s over the years been various things but has recently been camera hacking, however there’s another thing I do... | 23 | 8 | [
{
"comment_id": "8185484",
"author": "Aleks Clark",
"timestamp": "2025-09-29T14:46:29",
"content": "Erm not to be that guy but…HaD’s infrastructure will trivially handle a 1-time full scrape, and this isn’t even that much data, it’s weird you had to get permission for that.I think you’d find that a ... | 1,760,371,413.807196 | ||
https://hackaday.com/2025/09/29/mini-laptop-needs-custom-kernel/ | Mini Laptop Needs Custom Kernel | Al Williams | [
"Linux Hacks"
] | [
"cyberdeck",
"kernel",
"linux",
"subnotebook"
] | These days, you rarely have to build your own Linux kernel. You just take what your distribution ships, and it usually works just fine. However, [Andrei] became enamored with a friend’s cyberdeck and decided that he’d prefer to travel with a very small laptop. The problem is, it didn’t work well with a stock kernel. So... | 12 | 3 | [
{
"comment_id": "8185471",
"author": "DerAxeman",
"timestamp": "2025-09-29T13:18:04",
"content": "I always build my own kernel. For one I tune the compiler for my processor. Secondly, I build the modules my machine uses into the kernel directly to maximize performance. This leverages huge pages to m... | 1,760,371,414.175292 | ||
https://hackaday.com/2025/09/30/2025-hackaday-speakers-round-one-and-spoilers/ | 2025 Hackaday Speakers, Round One! And Spoilers | Elliot Williams | [
"cons",
"Hackaday Columns",
"News"
] | [
"2025 Hackaday Superconference",
"announcement",
"speakers",
"talks"
] | Supercon is the Ultimate Hardware Conference and you need to be there! Just check out this roster of talks that will be going down. We’ve got something for everyone out there in the Hackday universe, from poking at pins, to making things beautiful, to robots, radios, and FPGAs. And this isn’t even half of the list yet.... | 4 | 3 | [
{
"comment_id": "8185836",
"author": "BT",
"timestamp": "2025-09-30T17:24:01",
"content": "Wow that’s a lot of speakers!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8185853",
"author": "Aar",
"timestamp": "2025-09-30T18:05:09",
"co... | 1,760,371,414.12549 | ||
https://hackaday.com/2025/09/30/a-trail-camera-built-with-raspberry-pi/ | A Trail Camera Built With Raspberry Pi | Lewin Day | [
"Artificial Intelligence",
"Raspberry Pi"
] | [
"ai camera",
"camera",
"raspberry pi",
"wildlife",
"wildlife camera"
] | You can get all kinds of great wildlife footage if you trek out into the woods with a camera, but it can be tough to stay awake all night. However, this is a task you can readily automate,
as [Luke] did with his DIY trail camera.
A Raspberry Pi Zero 2W serves as the heart of the build. It’s compact and runs on very lit... | 10 | 2 | [
{
"comment_id": "8185871",
"author": "Tim Andersson",
"timestamp": "2025-09-30T18:54:30",
"content": "I get the learning aspect of this project, but using camera for motion detection ofliving thingsis still a fail. Store-bought cameras use a PIR sensor, which is very low power. Image capture is done... | 1,760,371,413.903028 | ||
https://hackaday.com/2025/09/30/a-cut-above-surgery-in-space-now-and-in-the-future/ | A Cut Above: Surgery In Space, Now And In The Future | Dan Maloney | [
"Featured",
"Interest",
"Original Art",
"Slider",
"Space"
] | [
"iss",
"medicine",
"space",
"space flight",
"space medicine",
"surgery",
"weightless",
"zero g"
] | In case you hadn’t noticed, we live in a dangerous world. While our soft, fleshy selves are remarkably good at absorbing kinetic energy and healing the damage that results, there are very definite limits to what we humans can deal with, beyond which we’ll need some help. Car crashes, falls from height, or even penetrat... | 3 | 3 | [
{
"comment_id": "8185859",
"author": "a_do_z",
"timestamp": "2025-09-30T18:27:13",
"content": "“A Cut Above”.I see what you did there.And I like it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8185912",
"author": "Ostracus",
"timestamp": "2025-09-30... | 1,760,371,413.856964 | ||
https://hackaday.com/2025/09/30/ask-hackaday-whats-the-top-programming-language-of-2025/ | Ask Hackaday: What’s The Top Programming Language Of 2025 | Al Williams | [
"Software Development"
] | [
"programming languages",
"top programming langauges"
] | We did an informal poll around the Hackaday bunker and decided that, for most of us, our favorite programming language is solder. However, [Stephen Cass] over at IEEE Spectrum released their annual post on
The Top Programming Languages
. We thought it would be interesting to ask you what you think is the “top” language... | 51 | 18 | [
{
"comment_id": "8185706",
"author": "TheDarkTiger",
"timestamp": "2025-09-30T11:14:21",
"content": "There is no “best language”, there is languages more fitted for some usecase (and there is bad language too).My take is simple, learn a powerful language (C, C++, or the modern contendents), and a sc... | 1,760,371,413.997178 | ||
https://hackaday.com/2025/09/30/driving-a-laser-at-200-volts-for-nanoseconds/ | Driving A Laser At 200 Volts For Nanoseconds | Aaron Beckendorf | [
"High Voltage",
"Laser Hacks"
] | [
"avalanche breakdown",
"laser diode",
"laser driver",
"pulse laser"
] | If there’s one lesson to be learned from
[Aled Cuda]’s pulsed laser driver
, it’s that you can treat the current limits on electronic components as a suggestion if the current duration is measured in nanoseconds.
The components in question are a laser diode and an NPN transistor, the latter of which operates in avalanc... | 26 | 14 | [
{
"comment_id": "8185672",
"author": "Me",
"timestamp": "2025-09-30T08:17:47",
"content": "Ooh, an eternal pulse generator, fancy!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8185676",
"author": "Steve",
"timestamp": "2025-09-30T08:30:27",
"cont... | 1,760,371,414.248136 | ||
https://hackaday.com/2025/09/29/youtube-over-dial-up/ | YouTube… Over Dial Up | Fenix Guthrie | [
"Retrocomputing"
] | [
"dialup",
"early internet",
"modem"
] | In the days of yore, computers would scream strange sounds as they spoke with each other over phone lines. Of course, this is dial up, the predecessor to modern internet technology, offering laughable speeds compared to modern connections. But what if dial up had more to offer? Perhaps it could even stream a YouTube vi... | 25 | 9 | [
{
"comment_id": "8185660",
"author": "Stephen",
"timestamp": "2025-09-30T07:49:35",
"content": "Absolute lunacy. And I mean that in a good way. Well done!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8185691",
"author": "Joseph Eoff",
"timestamp": "2... | 1,760,371,414.434817 | ||
https://hackaday.com/2025/09/29/creating-python-guis-with-gimp/ | Creating Python GUIs With GIMP | Lewin Day | [
"Misc Hacks",
"News"
] | [
"gimp",
"gui",
"ms paint",
"python"
] | GUI design can be a tedious job, requiring the use of specialist design tools and finding a suitable library that fits your use case. If you’re looking for a lightweight solution, though, you might consider
just using a simple image editor with a nifty Python library that [Manish Kathuria] whipped up.
[Manish’s] intent... | 30 | 9 | [
{
"comment_id": "8185622",
"author": "FeRDNYC",
"timestamp": "2025-09-30T04:16:26",
"content": "“a better-looking user interface solution for Python apps that was also accessible.”I assume that was meant in the sense of “accessible to vibe coders who think learning a programming language sounds, lik... | 1,760,371,414.321589 | ||
https://hackaday.com/2025/09/29/infinityterminal-brings-infinite-horizontal-scrolling/ | InfinityTerminal Brings Infinite Horizontal Scrolling | Bryan Cockfield | [
"Software Hacks"
] | [
"color coded",
"horizontal scroll",
"infinite scroll",
"infinity terminal",
"productivity",
"ssh",
"terminal",
"workflow"
] | The creator of infinite vertical scrolling in social media, [Aza Raskin], infamously regrets his creation that has helped to waste a tremendous amount of human attention and time on the Internet. But that’s
vertical
scrolling. [bujna94] has created
infinityTerminal, a program with infinite scrolling
, but in the horizo... | 9 | 4 | [
{
"comment_id": "8185436",
"author": "BT",
"timestamp": "2025-09-29T08:50:20",
"content": "For anyone with a similar dislike of tabsAt last! Tabs are an awful concept – they prevent side-by-side comparisons and they hide things you know you had open somewhere.",
"parent_id": null,
"depth": 1... | 1,760,371,414.479802 | ||
https://hackaday.com/2025/09/28/wall-es-forgotten-sibling-rebuilt/ | WALL-E’s Forgotten Sibling Rebuilt | Al Williams | [
"Arduino Hacks",
"Robots Hacks"
] | [
"BURN-E",
"robot",
"servo",
"wall-e"
] | Do you remember the movie WALL-E? Apparently, [Leviathan engineering] did, and he wasn’t as struck by the title character, or Eva, or even the Captain. He was captivated by
BURN-E
. His working model shows up in the video below.
We’ll be honest.
BURN-E
didn’t ring a bell for us, though we remember the movie. He grabbed... | 5 | 3 | [
{
"comment_id": "8185428",
"author": "Peter_s",
"timestamp": "2025-09-29T08:16:06",
"content": "Hmm. Surprise, surprise.Using Tinkercad in a project like this raises questions.I’m familar with the many limitations Tinkercad has.At least the creater could or should had improved i.e. the model of the ... | 1,760,371,414.364575 | ||
https://hackaday.com/2025/09/28/playing-doom-in-discord-with-a-special-image-url/ | PlayingDOOMIn Discord With A Special Image URL | Maya Posch | [
"Games"
] | [
"Discord",
"does it run doom",
"doom"
] | Can you play DOOM in Discord? At first glance, that may seem rather nonsensical, as Discord is a proprietary chat service and neither a hardware device nor something else that may seem like an obvious target for being (ab)used for demon-shooting points. That is, until you look at Discord’s content embedding feature. Th... | 2 | 2 | [
{
"comment_id": "8185400",
"author": "elwing",
"timestamp": "2025-09-29T04:52:00",
"content": "12 TB is not the full level 1 with all commands, but rather, just for all possible combination of ten steps…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8186574",... | 1,760,371,414.536885 | ||
https://hackaday.com/2025/09/28/hackaday-links-september-28-2025/ | Hackaday Links: September 28, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"1984",
"Apple 1",
"arcade",
"auction",
"brick",
"commingling",
"crime",
"defender",
"drone",
"dymo",
"dystopia",
"gpu",
"hackaday links",
"pots",
"repair",
"retail",
"shoplifting",
"T carrier",
"T1",
"telco",
"trunk",
"uav"
] | In today’s “News from the Dystopia” segment, we have
a story about fighting retail theft with drones
. It centers on Flock Safety, a company that provides surveillance technologies, including UAVs, license plate readers, and gunshot location systems, to law enforcement agencies. Their flagship Aerodome product is a roo... | 14 | 7 | [
{
"comment_id": "8185345",
"author": "Ostracus",
"timestamp": "2025-09-28T23:39:48",
"content": "The other problem with the drone idea is simply no kind of traffic control, and air saturation.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8185366",
... | 1,760,371,414.720001 | ||
https://hackaday.com/2025/09/28/decorate-your-neck-with-the-first-z80-badge/ | Decorate Your Neck With The First Z80 Badge | Jenny List | [
"Retrocomputing"
] | [
"badgelife",
"RC2014",
"z80"
] | Over the years, we’ve brought you many stories of the creative artwork behind electronic event badges, but today we may have a first for you. [Spencer] thinks
nobody before him has made a badge powered by a Z80
, and we believe he may be right. He’s the originator of the RC2014 Z80-based retrocomputer, and the badge in... | 4 | 3 | [
{
"comment_id": "8185314",
"author": "targetdrone",
"timestamp": "2025-09-28T21:22:57",
"content": "Well now that’s just starting something. Next will be the 6502 crowd, then the 8051s, then the 8080s, and someone will eventually find a supplier of 4004s.",
"parent_id": null,
"depth": 1,
... | 1,760,371,414.760529 | ||
https://hackaday.com/2025/09/28/a-walk-down-pc-video-card-memory-lane/ | A Walk Down PC Video Card Memory Lane | Al Williams | [
"Repair Hacks",
"Retrocomputing"
] | [
"AGP",
"isa",
"pci",
"Tseng",
"vesa",
"vga",
"video card"
] | These days, video cards are virtually supercomputers. When they aren’t driving your screen, they are decoding video, crunching physics models, or processing large-language model algorithms. But it wasn’t always like that. The old video cards were downright simple. Once PCs gained more sophisticated buses, video cards g... | 30 | 13 | [
{
"comment_id": "8185263",
"author": "Dude",
"timestamp": "2025-09-28T18:23:46",
"content": "What hardware acceleration? Isn’t an “old-fashioned VGA card” basically just a double ported ram and a DAC? A bit of control logic to push bytes into the ram, and that’s it?",
"parent_id": null,
"dep... | 1,760,371,414.604735 | ||
https://hackaday.com/2025/09/28/fully-local-ai-agent-runs-on-raspberry-pi-with-a-little-patience/ | Fully-Local AI Agent Runs On Raspberry Pi, With A Little Patience | Donald Papp | [
"Artificial Intelligence",
"Raspberry Pi"
] | [
"AI agent",
"LLM",
"Max Headroom",
"raspberry pi"
] | [Simone]’s AI assistant, dubbed
Max Headbox
, is a wakeword-triggered local AI agent capable of following instructions and doing simple tasks. It’s an experiment in many ways, but also a great demonstration not only of what is possible with the kinds of open tools and hardware available to a modern hobbyist, but also a... | 25 | 5 | [
{
"comment_id": "8185203",
"author": "shinsukke",
"timestamp": "2025-09-28T14:29:07",
"content": "I love it. The speed would make it unusable for me but its still a great demoI have made an alexa like totally local persona on my PC. It runs a speech to text model, a 7B LLM and a text to speech model... | 1,760,371,414.665633 | ||
https://hackaday.com/2025/09/27/whither-the-chip-shortage/ | Whither The Chip Shortage? | Elliot Williams | [
"Hackaday Columns",
"Parts",
"Rants",
"Slider"
] | [
"chip shortage",
"how quickly we forget",
"newsletter",
"parts"
] | Do you remember the
global chip shortage
? Somehow it seems so long ago, but it’s not even really been three years yet. Somehow, I had entirely forgotten about it, until two random mentions about it popped up in short succession, and brought it all flooding back like a repressed bad dream.
Playing the role of the ghost... | 40 | 11 | [
{
"comment_id": "8184912",
"author": "Then",
"timestamp": "2025-09-27T14:09:44",
"content": "I remember the shortage, because today i found the reason, 25+ raspi’s in a box at my new work, so thats where the world wide stock went!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,414.835212 | ||
https://hackaday.com/2025/09/27/bringing-bluetooth-to-the-zune/ | Bringing Bluetooth To The Zune | Bryan Cockfield | [
"Musical Hacks"
] | [
"bluetooth",
"controller",
"ESP32",
"hackerspace",
"ir",
"music",
"speaker",
"zune"
] | The Zune might have joined the portable media player game too late to ever really be competition for the iPod, but that doesn’t mean it didn’t pick up some devoted fans along the way. Some of them are still breathing new life into the device, such as [The Director of Legal Evil Emeritus] at the Louisville Hackerspace,
... | 10 | 4 | [
{
"comment_id": "8184996",
"author": "ShouldaCouldaHave",
"timestamp": "2025-09-27T18:15:26",
"content": "Yeah, Microsoft really screwed up on this one. They quit making it before they added a Bluetooth to the unit. BIG MISTAKE….",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,414.885755 | ||
https://hackaday.com/2025/09/27/an-led-sphere-for-your-desk/ | An LED Sphere For Your Desk | Lewin Day | [
"LED Hacks"
] | [
"ESP8266",
"led",
"sphere"
] | The Las Vegas Sphere is great and all, but few of us can afford the expense to travel to out there to see it on the regular. If you’re looking for similar vibes you can access at home, you might enjoy the desk toy that
[AGBarber] has designed.
The scale is small — the sphere measures just 98 mm (3.6 inches) in diameter... | 1 | 1 | [
{
"comment_id": "8185113",
"author": "make piece not war",
"timestamp": "2025-09-28T06:10:22",
"content": "Looks like a thermal detonator to me. A nice one thou.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,371,414.977813 | ||
https://hackaday.com/2025/09/26/unix-for-a-legacy-ti/ | UNIX For A Legacy TI | Bryan Cockfield | [
"Software Development"
] | [
"c++",
"software",
"texas instruments",
"ti",
"TI-99",
"unix",
"unix-like"
] | Although now mostly known as a company who cornered the market on graphing calculators while only updating them once a decade or so, there was a time when Texas Instruments was a major force in the computing world. In the late 70s and early 80s they released a line of computers called the TI-99 to compete (unsuccessful... | 13 | 8 | [
{
"comment_id": "8184838",
"author": "Agammamon",
"timestamp": "2025-09-27T05:26:59",
"content": "while only updating them once a decade or soLet’s be fair – by the mid 1990’s these things were full-featured enough that there isn’t really a whole lot that you can update to justify a constant stream ... | 1,760,371,415.094224 | ||
https://hackaday.com/2025/09/26/the-19th-century-quantum-mechanics/ | The 19th Century Quantum Mechanics | Al Williams | [
"Science"
] | [
"Hamilton",
"mathematics",
"newton"
] | While William Rowan Hamilton isn’t a household name like, say, Einstein or Hawking, he might have been. It turns out the Irish mathematician almost stumbled on quantum theory in the or around 1827. [Robyn Arianrhod] has the story in a post on
The Conversation
.
Famously, Newton worked out the rules for the motion of or... | 18 | 3 | [
{
"comment_id": "8184825",
"author": "jawnhenry",
"timestamp": "2025-09-27T03:37:00",
"content": "“I want to emphasize that light comes in this form — particles. It is very important to know that light behaves like particles, especially for those of you who have gone to school, where you were probab... | 1,760,371,414.944252 | ||
https://hackaday.com/2025/09/26/active-probe-reaches-3-ghz/ | Active Probe Reaches 3 GHz | Al Williams | [
"Tool Hacks"
] | [
"active probe",
"oscilloscope"
] | When you think of a scope probe, you usually think of what is basically a wire with a spring hook and an attenuator. Those are passive probes. [Kerry Wong] shows off
a pre-release active probe
that sidesteps some problems with those ordinary passive probes.
The trick is that passive probes have input capacitance that i... | 6 | 2 | [
{
"comment_id": "8184870",
"author": "Christoph",
"timestamp": "2025-09-27T09:15:16",
"content": "I didn’t spend 20mins to watch the video, but what’s the use of a 3GHz probe on a 500MHz scope?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8184885",
... | 1,760,371,415.134865 | ||
https://hackaday.com/2025/09/26/detecting-surveillance-cameras-with-the-esp32/ | Detecting Surveillance Cameras With The ESP32 | Lewin Day | [
"Misc Hacks"
] | [
"ALPR",
"automated license plate reader",
"camera",
"license plate reader",
"surveillance camera"
] | These days, surveillance cameras are all around us, and they’re smarter than ever. In particular, many of them are running advanced algorithms to recognize faces and scan license plates, compiling ever-greater databases on the movements and lives of individuals. Flock You is a project that aims to, at the very least, c... | 34 | 18 | [
{
"comment_id": "8184766",
"author": "That's on a need to know basis",
"timestamp": "2025-09-26T21:25:37",
"content": "I wonder how long it takes for one of these devices to detect a flock camera. Having one in a car might be nice.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,415.251868 | ||
https://hackaday.com/2025/09/26/robot-bartender-is-the-life-of-the-party/ | Robot Bartender Is The Life Of The Party | Bryan Cockfield | [
"Robots Hacks"
] | [
"3d printed",
"adult beverage",
"drinks",
"party",
"robot",
"robot arm",
"robot bartender",
"tuxedo"
] | As the old saying goes, when the only tool you have is a 6 DOF industrial robotic arm, every problem looks like an opportunity to make it serve up adult beverages. [benkokes]
found himself in this familiar predicament and did what any of us would do
, but his process wasn’t without a few party fouls as well as a few he... | 9 | 5 | [
{
"comment_id": "8184737",
"author": "12L14",
"timestamp": "2025-09-26T18:59:37",
"content": "Robots Have No Tails ;)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8184773",
"author": "Antron Argaiv",
"timestamp": "2025-09-26T21:44:58",
"content":... | 1,760,371,415.183189 | ||
https://hackaday.com/2025/09/26/hackaday-podcast-episode-339-the-vape-episode-a-flying-delorean-and-diy-science/ | Hackaday Podcast Episode 339: The Vape Episode, A Flying DeLorean, And DIY Science | Tom Nardi | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"Hackaday Podcast"
] | Hackaday Editors Elliot Williams and Tom Nardi start this week’s episode off with an update on the rapidly approaching 2025 Supercon in Pasadena, California. From there they’ll talk about the surprisingly high-tech world of vapes, a flying DeLorean several years in the making, non-contact pulse monitoring, and the pote... | 7 | 5 | [
{
"comment_id": "8184747",
"author": "magnetic monopole",
"timestamp": "2025-09-26T19:41:42",
"content": "Elliot, you should have taken a quick look at your favourite search engine:https://earth-planets-space.springeropen.com/articles/10.1186/s40623-024-02118-0scanning magnetic microscopy exists.Per... | 1,760,371,415.297888 | ||
https://hackaday.com/2025/09/26/set-phone-to-hyperspectral/ | Set Phone To… Hyperspectral | Al Williams | [
"Phone Hacks",
"Science"
] | [
"calibration",
"hyperspectral"
] | While our eyes are miraculous little devices, they aren’t very sensitive outside of the normal old red, green, and blue spectra. The camera in your phone is far more sensitive, and scientists want to use those sensors in place of expensive hyperspectral ones. Researchers at Purdue have a cunning plan:
use a calibration... | 24 | 7 | [
{
"comment_id": "8184679",
"author": "Pat",
"timestamp": "2025-09-26T16:06:01",
"content": "The actual paper’s here:https://ieeexplore.ieee.org/document/11125864I have no idea why media outlets feel the need to hyperlink random definitions in their text, making it virtually impossible to find the or... | 1,760,371,415.359898 | ||
https://hackaday.com/2025/09/26/this-week-in-security-randomness-is-hard-snmp-shouldnt-be-public-and-github-malware-delivery/ | This Week In Security: Randomness Is Hard, SNMP Shouldn’t Be Public, And GitHub Malware Delivery | Jonathan Bennett | [
"Hackaday Columns",
"Security Hacks",
"Slider"
] | [
"BMC",
"randomness",
"SNMP",
"This Week in Security"
] | Randomness is hard. To be precise, without dedicated hardware, randomness is impossible for a computer. This is
actually important to keep in mind when writing software
. When there’s not hardware providing true randomness, most
rnd
implementations use a seed value and a pseudo random number generator (PRNG). A PRNG is... | 3 | 2 | [
{
"comment_id": "8184686",
"author": "Miles",
"timestamp": "2025-09-26T16:20:24",
"content": "While I hate to see attacks achieving root on things like routers and server hardware. It is sometimes nice to know it’s possible to re-purpose EOL equipment instead of E-Wasting it.I got a security record... | 1,760,371,417.248514 | ||
https://hackaday.com/2025/09/26/steamboat-willie-still-tests-copyright/ | Steamboat WillieStill Tests Copyright | Jenny List | [
"Art",
"News"
] | [
"copyright",
"disney",
"steamboat willie"
] | If you know anything about Mickey Mouse, you’ll be able to tell us that his first outing was in 1928’s
Steamboat Willie —
an animated short that sees our hero as the hapless pilot of a riverboat battling an assortment of animals and his captain. It entered the public domain last year, meaning that it and the 1928 incar... | 18 | 6 | [
{
"comment_id": "8184625",
"author": "Ray",
"timestamp": "2025-09-26T13:16:59",
"content": "“We hope that common sense will prevail…”Arcane laws, money-thirsty lawyers, and consumer interests are not good ingredients for creating common sense.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,371,416.598428 | ||
https://hackaday.com/2025/09/26/a-ham-adjacent-portable-radio-repeater/ | A Ham-Adjacent Portable Radio Repeater | Bryan Cockfield | [
"Radio Hacks"
] | [
"baofeng",
"battery powered",
"gmrs",
"ham",
"portable",
"radio",
"repeater",
"uhf cb",
"UV-5R"
] | Although ham radio offers a wide array of bands to transmit on, not to mention plenty of modes to communicate with, not everyone wants or needs to use all of this capability. For those needing simple two-way communication services like FRS or GMRS are available (in North America) with much less stringent licensing requ... | 45 | 11 | [
{
"comment_id": "8184526",
"author": "Stuart Longland",
"timestamp": "2025-09-26T08:20:27",
"content": "methinks the Australian Communications and Media Authority would have words to say about someone lashing a Baofeng UV-5R up to a 40W power amp as a way of home-brewing a UHF CBRS repeater.",
"... | 1,760,371,416.540549 | ||
https://hackaday.com/2025/09/25/the-new-raspberry-pi-500-better-gaming-with-less-soldering-required/ | The New Raspberry Pi 500+: Better Gaming With Less Soldering Required | Maya Posch | [
"Raspberry Pi"
] | [
"raspberry pi",
"raspberry pi 500"
] | When Raspberry Pi released the Pi 500, as essentially an RPi 5 integrated into a chiclet keyboard, there were rumors based on the empty spots on the PCB that a better version would be released soon. This turned out to be the case, with [Jeff Geerling]
now taking the new RPi 500+ to bits
for some experimentation and key... | 36 | 13 | [
{
"comment_id": "8184506",
"author": "Jonathan Bennett",
"timestamp": "2025-09-26T06:59:45",
"content": "I ordered one, as the Pi 500 is already a good compile + hardware test bed, and the only thing it lacked was NVMe and more ram. The only real struggle I’ll have is to decide whether the Argon40 O... | 1,760,371,416.924508 | ||
https://hackaday.com/2025/09/25/vertical-solar-panels-are-out-standing/ | Vertical Solar Panels Are Out Standing | Tyler August | [
"Solar Hacks"
] | [
"solar panel orientation",
"solar panels",
"solar power"
] | If you’re mounting solar panels, everybody knows the drill, right? Point them south, angled according to latitude. It’s easy. In a video which demonstrates that [Everyday Dave] is truly out standing in his field, we hear a different story. [Dave] has a year’s worth of data in his
Solar Panel Showdown
that suggests ther... | 95 | 19 | [
{
"comment_id": "8184431",
"author": "Hoopstar",
"timestamp": "2025-09-26T02:27:34",
"content": "Some of us live in the Southern hemisphere.. ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8184471",
"author": "Leonardo",
"timestamp": "202... | 1,760,371,416.728143 | ||
https://hackaday.com/2025/09/25/hovercraft-suitcase-gives-your-luggage-a-smooth-ride/ | Hovercraft Suitcase Gives Your Luggage A Smooth Ride | Navarre Bartz | [
"Transportation Hacks"
] | [
"hovercase",
"hovercraft",
"roller bag",
"suitcase"
] | The wheels on roller suitcases are one of their primary failure points. After the destruction of the wheel mount on her DIY suitcase, [Laura Kampf] wondered if it would be better to
dispense with wheels altogether
.
To give her suitcase a lift, [Kampf] decided to turn it into a hovercraft so it couldn’t be stopped by p... | 8 | 5 | [
{
"comment_id": "8184402",
"author": "SteveS",
"timestamp": "2025-09-26T00:12:06",
"content": "Right out of college I worked for a defense contractor, and on one part of the factory floor the company built out “mobility shelters”, essentially field-deployable repair workshops constructed inside ship... | 1,760,371,417.028925 | ||
https://hackaday.com/2025/09/25/tube-furnace-is-the-real-hotness/ | Tube Furnace Is The Real Hotness | Al Williams | [
"chemistry hacks",
"Tool Hacks"
] | [
"tube furnace"
] | We aren’t sure what [theglassman] is working on, but based on his recent projects, we think it is probably something interesting. He’s been decapping ICs, growing oxide on silicon substrates, and has built
a tube furnace capable of reaching 1200 °C
.
What would you do with something that can melt cast iron? We aren’t s... | 11 | 6 | [
{
"comment_id": "8184332",
"author": "David H",
"timestamp": "2025-09-25T20:36:47",
"content": "“Obviously, we need to keep an eye on [theglassman].”…from a safe distance and with large, solid concrete structures to duck behind at a moment’s notice, apparently!",
"parent_id": null,
"depth": ... | 1,760,371,416.780819 | ||
https://hackaday.com/2025/09/25/surprisingly-refined-perpetual-motion-device-teardown/ | Surprisingly Refined Perpetual Motion Device Teardown | Maya Posch | [
"Reverse Engineering",
"The Hackaday Prize",
"Toy Hacks"
] | [
"Big Clive",
"perpetual motion",
"teardown"
] | Perpetual motion devices are either a gag, a scam, or as in the case of this particular toy that [Big Clive] bought on AliExpress,
a rather fascinating demonstration
of a contact-free inductive sensor combined with a pulsed magnet boost for the metal ball. A cool part about the device is that it comes with a completely... | 5 | 2 | [
{
"comment_id": "8184320",
"author": "alialiali",
"timestamp": "2025-09-25T20:01:03",
"content": "That looks suspiciously like a model Steve Mould had made..I wonder if that’s where the market for a transparent one sprung from.I would like one tho!",
"parent_id": null,
"depth": 1,
"repli... | 1,760,371,416.839227 | ||
https://hackaday.com/2025/09/25/how-water-vapor-makes-smartphones-faster/ | How Water Vapor Makes Smartphones Faster | Lewin Day | [
"Hackaday Columns",
"Phone Hacks"
] | [
"coolant",
"cooling",
"heat pipe",
"phase change",
"phase change cooling",
"smartphone",
"vapor chamber"
] | Once upon a time, home computers were low-powered enough that they barely needed any cooling at all. An Amiga 500 didn’t even have a heatsink on the CPU, while the early Macintosh got by with a single teeny little fan.
Modern smartphones are far more powerful than these ancient machines, packed with multi-core processo... | 25 | 10 | [
{
"comment_id": "8184251",
"author": "David",
"timestamp": "2025-09-25T17:56:45",
"content": "The earliest Macintosh had no fan:Macintosh 128K Teardown",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8184330",
"author": "Paul",
"timestamp": "2... | 1,760,371,417.108748 | ||
https://hackaday.com/2025/09/25/trapped-soul-in-time-for-halloween/ | Trapped Soul In Time For Halloween | Al Williams | [
"Art",
"Holiday Hacks"
] | [
"halloween",
"round LCD"
] | While it is sort of disturbing, it is one of the best uses for a round LCD we’ve seen lately. What is it?
Just [vishalsoniindia]’s
SoulCage
— a pendant that appears to have a poor soul trapped inside of it. Just in time for the upcoming spooky holiday. You can see the device in operation in the short video below.
The h... | 7 | 5 | [
{
"comment_id": "8184222",
"author": "callegustafsson",
"timestamp": "2025-09-25T16:29:43",
"content": "It looks cool. It would be fun if they had a small vibrator motor to add some tactility to the breakout attempts",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id... | 1,760,371,416.977058 | ||
https://hackaday.com/2025/09/25/spy-tech-the-nro-and-apollo-11/ | Spy Tech: The NRO And Apollo 11 | Al Williams | [
"Featured",
"History",
"Original Art",
"Slider"
] | [
"apollo",
"nro",
"weather satellite"
] | When you think of “secret” agencies, you probably think of the CIA, the NSA, the KGB, or MI-5. But the real secret agencies are the ones you hardly ever hear of. One of those is the National Reconnaissance Office (NRO). Formed in 1960, the agency was totally secret until the early 1970s.
If you have heard of the NRO, y... | 13 | 7 | [
{
"comment_id": "8184173",
"author": "Antron Argaiv",
"timestamp": "2025-09-25T14:05:54",
"content": "Heck, even the NSA has a museum (https://www.nsa.gov/museum/), which is worth a visit if you’re in the DC area. NSA’s website is pretty interesting, and they have a lot of history pages. CIA has a ... | 1,760,371,417.310111 | ||
https://hackaday.com/2025/09/28/smart-home-gets-a-custom-keypad-controller/ | Smart Home Gets A Custom Keypad Controller | Lewin Day | [
"home hacks"
] | [
"ESP32",
"home",
"home hacks",
"smarthome"
] | Voice assistants and smartphones are often the go-to interfaces for modern smart home systems. However, if you fancy more direct physical controls, you can go that route as well. To that end,
[Salim Benbouziyane] whipped up a nifty keypad to work with his Home Assistant setup.
The build is based on an ESP32 microcontro... | 3 | 3 | [
{
"comment_id": "8185197",
"author": "Dan",
"timestamp": "2025-09-28T13:34:59",
"content": "I’m glad I’m not the only one who’s less keen on phone controls for this stuff! Of course, the ideal is that the system is truly smart and turns stuff on/off based on timers, sensors, etc, but there always re... | 1,760,371,417.348311 | ||
https://hackaday.com/2025/09/28/ntron-plays-games-music/ | NTRON Plays Games, Music | Al Williams | [
"Games",
"Musical Hacks"
] | [
"chiptune",
"game console",
"retropie"
] | What do you get if you meld a Raspberry Pi, a chiptune synthesizer, and a case that looks like an imaginary Kenback-2000? Well, if you are [Artifextron], you get the
NTRON
. Part Nintendo console, part chip tune synthesizer, and part objet d’art. You can see the device do its things in the video below.
This is less of ... | 7 | 4 | [
{
"comment_id": "8185147",
"author": "Mr Name Required",
"timestamp": "2025-09-28T08:19:19",
"content": "It is not in the 7.5 to 8 range of Heathkit being 10. Heathkit would never have been so daft as to leave off panel labelling of switches and buttons. I’d say more of a 3.",
"parent_id": null,... | 1,760,371,417.396086 | ||
https://hackaday.com/2025/09/27/kinethreads-a-low-cost-haptic-exo-suit/ | Kinethreads: A Low Cost Haptic Exo-Suit | Lewin Day | [
"Misc Hacks"
] | [
"exosuit",
"haptic",
"haptic feedback",
"research"
] | There have been lots of haptic vest devices over the years, though the vast majority have been very simple. Many existing suits pack in a few speakers or vibration motors to give feedback to the wearer. Kinethreads aims to go further, serving as a full-body haptic suit
using an innovative mechanical setup.
Kinethreads ... | 9 | 7 | [
{
"comment_id": "8185110",
"author": "Miles",
"timestamp": "2025-09-28T05:42:29",
"content": "Been reading too much Hawaii Pidgin, read that as ‘kine’ (Kain) threads 😂. Intead of ˈkin(ə)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8185161",
"author": ... | 1,760,371,417.937932 | ||
https://hackaday.com/2025/09/27/drones-at-danish-airports-a-plea-for-responsible-official-response/ | Drones At Danish Airports, A Plea For Responsible Official Response | Jenny List | [
"drone hacks",
"News"
] | [
"Denmark",
"drone",
"drone law",
"Gatwick",
"multirotor"
] | In Europe, where this is being written, and possibly further afield, news reports are again full of drone sightings closing airports. The reports have come from Scandinavia,
in particular Denmark
, where sightings have been logged across the country. It has been immediately suggested that the Russians might somehow be ... | 49 | 15 | [
{
"comment_id": "8185089",
"author": "BT",
"timestamp": "2025-09-28T02:52:04",
"content": "I read “Drones near Airport” in the news and have no idea if it is little hobby-level multi-rotors or large plane-sized military UAVs!",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,417.887353 | ||
https://hackaday.com/2025/09/27/how-many-phones-sport-a-5-and-1-4-diskette-drive-this-one/ | How Many Phones Sport A 5 And 1/4 Diskette Drive? This One. | Tyler August | [
"Phone Hacks"
] | [
"5 1/4\" drive",
"Commodore 1541",
"internet argument",
"postmarketos"
] | It all started with a sarcastic comment right here on Hackaday.com: ” How many phones do you know that sport a 5 and 1/4 inch diskette drive?” — and [Paul Sanja] took that personally, or at least thought “Challenge accepted” because he immediately hooked an old
Commodore floppy drive to his somewhat-less-old smartphone... | 13 | 10 | [
{
"comment_id": "8185069",
"author": "Derek Tombrello",
"timestamp": "2025-09-27T23:33:18",
"content": "Just the other day, just for the hell of it, I wondered if a cellphone could access an external DVD drive. Turns out… it can! You need to use a powered USB hub, but…. never know when that informat... | 1,760,371,417.798603 | ||
https://hackaday.com/2025/09/27/nec-v20-the-original-pc-processor-upgrade/ | NEC V20: The Original PC Processor Upgrade | Jenny List | [
"Retrocomputing"
] | [
"8088",
"nec v20",
"pc"
] | In the early 1980s, there was the IBM PC, with its 4.77 MHz Intel 8088 processor. It was an unexpected hit for the company, and within a few years there were a host of competitors. Every self-respecting technology corporation wanted a piece of the action including processor manufacturers, and among those was NEC with t... | 16 | 8 | [
{
"comment_id": "8185035",
"author": "M",
"timestamp": "2025-09-27T21:12:24",
"content": "sed ‘s/8016/80186/’",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8185099",
"author": "-jeffB",
"timestamp": "2025-09-28T04:40:02",
"content": ... | 1,760,371,417.748772 | ||
https://hackaday.com/2025/09/27/bluetooth-earrings-pump-out-the-tunes/ | Bluetooth Earrings Pump Out The Tunes | Lewin Day | [
"digital audio hacks",
"Wearable Hacks"
] | [
"bluetooth",
"bluetooth speaker",
"earrings",
"jewelery",
"jewelry",
"speaker"
] | When you think of a Bluetooth speaker, you’re probably picturing a roughly lunchbox-sized device that pumps out some decent volume for annoying fellow beachgoers, hikers, or public transport users. [Matt Frequencies] has developed something in an altogether different form factor—
tiny Bluetooth speakers you can dangle ... | 14 | 12 | [
{
"comment_id": "8184985",
"author": "Mark Topham",
"timestamp": "2025-09-27T18:02:05",
"content": "While it’s an interesting project, does anybody actually want to be around someone wearing these? Ever?The advantage of ear buds are the privacy. I don’t have to hear your music, I can hear mine.The d... | 1,760,371,417.69387 | ||
https://hackaday.com/2025/09/25/radio-shack-rebirth-may-have-gone-awry-in-alleged-ponzi-like-scheme/ | Radio Shack Rebirth May Have Gone Awry In Alleged Ponzi-Like Scheme | Lewin Day | [
"News"
] | [
"business",
"investment",
"radio shack"
] | Oh, Radio Shack. What a beautiful place you once were, a commercial haven for those seeking RC cars, resistors, and universal remotes. Then, the downfall, as you veered away from your origins, only to lead to an ultimate collapse. More recently, the brand was supposed to return to new heights online… only to fall afoul... | 33 | 11 | [
{
"comment_id": "8184109",
"author": "Chr El",
"timestamp": "2025-09-25T11:24:54",
"content": "Oof, too bad.Not like the relaunched RS would even have anything going for it except nostalgia…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8184115",
"a... | 1,760,371,417.63829 | ||
https://hackaday.com/2025/09/25/solar-powered-rc-boat-has-unlimited-range/ | Solar-Powered RC Boat Has Unlimited Range | Bryan Cockfield | [
"Transportation Hacks"
] | [
"boat",
"mppt",
"raspberry pi",
"remote control",
"satellite internet",
"solar panel"
] | For RC aircraft there are generally legal restrictions that require the craft to stay within line of sight of the operator, but an RC boat or car can in theory go as far as the signal will allow — provided there is ample telemetry to let the operator navigate. [Thingify] took this idea to the extreme with
a remote-cont... | 5 | 1 | [
{
"comment_id": "8184072",
"author": "bob",
"timestamp": "2025-09-25T08:44:49",
"content": "Flexible solar panels covering a sealed body which then doesn’t matter what direction is facing up.Electric motor.Batteries.GPS nav.ESP32/RPi/Arduino – to please HaD readership.Small enough not to appear on r... | 1,760,371,417.984011 | ||
https://hackaday.com/2025/09/24/coffee-by-command-the-speech2touch-voice-hack/ | Coffee By Command: The Speech2Touch Voice Hack | Heidi Ulrich | [
"cooking hacks",
"home hacks",
"Peripherals Hacks",
"Software Hacks"
] | [
"coffee",
"Franke A600",
"hid",
"picovoice",
"speech",
"stm32",
"usb",
"voice"
] | If you were to troll your colleagues, you can label your office coffee maker any day with a sticker that says ‘voice activated’. Now [edholmes2232] made it actually come true. With
Speech2Touch
, he grafts voice control onto a Franke A600 coffee machine using an STM32WB55 USB dongle and some clever firmware hacking.
Th... | 1 | 1 | [
{
"comment_id": "8184246",
"author": "purple6f9f83edef",
"timestamp": "2025-09-25T17:46:52",
"content": "“If you were to troll your colleagues, you can label your office coffee maker any day with a sticker that says ‘voice activated’.”You could do the same for your colleagues.",
"parent_id": nul... | 1,760,371,418.020685 | ||
https://hackaday.com/2025/09/24/its-a-bird-its-a-plane-its-an-air-breathing-satellite/ | It’s A Bird! It’s A Plane! It’s… An Air Breathing Satellite?! | Tyler August | [
"Space"
] | [
"ion propulsion",
"low earth orbit",
"satellite",
"very low earth orbit"
] | The big problem with Low Earth Orbit is, oddly enough, air resistance. Sure, there’s not enough air to breathe in space, but there is enough to create drag when you’re whipping around the planet at 28,000 km/h (17,000 mph) or more. Over time, that adds up to a decaying orbit. [Eager Space] recently did a video summariz... | 18 | 6 | [
{
"comment_id": "8183975",
"author": "JSL",
"timestamp": "2025-09-25T02:35:01",
"content": "So how would the space/ground communications work on such a satellite, when the plasma produced by the atmospheric collision will effectively shield RF communications?",
"parent_id": null,
"depth": 1,... | 1,760,371,418.116298 | ||
https://hackaday.com/2025/09/24/meter-mods-make-radioactive-prospecting-more-enjoyable/ | Meter Mods Make Radioactive Prospecting More Enjoyable | Dan Maloney | [
"Misc Hacks"
] | [
"AVR128DA28",
"background",
"geiger",
"prospecting",
"radiation",
"radioactivity",
"scintillation"
] | While we often get a detailed backstory of the projects we cover here at Hackaday, sometimes the genesis of a build is a bit of a mystery. Take [maurycyz]’s
radiation survey meter modifications
, for instance; we’re not sure why such a thing is needed, but we’re pretty glad we stumbled across it.
To be fair, [maurycyz]... | 1 | 0 | [] | 1,760,371,418.055147 | ||
https://hackaday.com/2025/09/24/3d-printed-book-demonstrates-mechanical-actions/ | 3D Printed “Book” Demonstrates Mechanical Actions | Tyler August | [
"Art"
] | [
"3D printed gears",
"mechanical engineering",
"mechanism"
] | A book of mechanical actions is a wondrous thing — mechanically inclined children have lost collective decades pouring over them over the generations. What could possibly be better? Why, if the mechanisms in the book were present, and moved! That’s exactly what
[AxelMadeIt] produced for a recent video
.
Being just four... | 22 | 16 | [
{
"comment_id": "8183807",
"author": "Andrew",
"timestamp": "2025-09-24T20:17:20",
"content": "Awesome!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8183844",
"author": "Thomas",
"timestamp": "2025-09-24T21:37:33",
"content": "Marvelous! I want o... | 1,760,371,418.177015 | ||
https://hackaday.com/2025/09/24/floss-weekly-episode-848-open-the-podbay-doors-siri/ | FLOSS Weekly Episode 848: Open The Podbay Doors, Siri | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"FLOSS Weekly",
"home-assistant",
"Open Home"
] | This week
Jonathan
and
Rob
chat with Paulus Schoutsen about Home Assistant, ESPHome, and Music Assistant, all under the umbrella of the Open Home Foundation. Watch to see Paulus convince Rob and Jonathan that they need to step up their home automation games!
https://www.home-assistant.io/
https://esphome.io/
https://ww... | 1 | 1 | [
{
"comment_id": "8185372",
"author": "Gus Mueller",
"timestamp": "2025-09-29T02:16:35",
"content": "They mentioned solar inverters as something to monitor via Home Assistant. This is essential if you want to be able to control loads (such as EV charging) to maximize charging when there is extra ene... | 1,760,371,418.214299 | ||
https://hackaday.com/2025/09/24/retrotechtacular-the-ferguson-system/ | Retrotechtacular: The Ferguson System | Jenny List | [
"Hackaday Columns",
"Slider",
"Transportation Hacks"
] | [
"farming",
"Ferguson",
"three point linkage",
"tractors"
] | Of the many great technological leaps made in the middle of the 20th century, one of the ones with perhaps the greatest impact on our modern life takes a back seat behind the more glamorous worlds of electronics, aeronautics, or computing. But the ancestor of the modern tractor has arguably had more of an impact on the... | 37 | 18 | [
{
"comment_id": "8183737",
"author": "bob",
"timestamp": "2025-09-24T17:20:46",
"content": "I think every operator is familiar with the three point linkage at this stage. It was found with ferguson’s method of placing the lift cylinder inside the back end that the cast iron cylinders could occasion... | 1,760,371,418.294472 | ||
https://hackaday.com/2025/09/24/pill-sized-scoop-of-your-internals/ | Pill Sized Scoop Of Your Internals | Ian Bos | [
"Medical Hacks"
] | [
"bio-robotics",
"biomedical",
"biomedical engineering",
"magnetics",
"research"
] | Taking a look inside the human body has never been easier — just swallow a camera in the shape of a pill. However, what is not quite as easy is retrieving a piece of whatever you’re viewing. This is exactly what researchers from HIT Shenzhen have attempted to solve with
their magnetic capsule bot.
When traditional proc... | 4 | 3 | [
{
"comment_id": "8183701",
"author": "Danny Andreev",
"timestamp": "2025-09-24T16:18:12",
"content": "reminds me ofhttps://endiatx.com/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8183978",
"author": "Jose",
"timestamp": "2025-09-25T02:40:06",
"... | 1,760,371,418.408668 | ||
https://hackaday.com/2025/09/24/how-regulations-are-trying-to-keep-home-battery-installs-safe/ | How Regulations Are Trying To Keep Home Battery Installs Safe | Lewin Day | [
"Current Events",
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [
"battery",
"home battery",
"solar battery"
] | The advent of rooftop solar power generation was a huge step forward for renewable energy. No longer was generating electricity the sole preserve of governments and major commercial providers; now just about any homeowner could start putting juice into the grid for a few thousand dollars. Since then, we’ve seen the ris... | 81 | 15 | [
{
"comment_id": "8183654",
"author": "Donald",
"timestamp": "2025-09-24T14:19:15",
"content": "That Batterlution installation looks like shit.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8183686",
"author": "Paul",
"timestamp": "2025-09-24T15:41:13"... | 1,760,371,418.513375 | ||
https://hackaday.com/2025/09/24/who-wants-a-rusty-old-smartphone/ | Who Wants A Rusty Old Smartphone? | Tyler August | [
"blackberry hacks",
"Software Hacks"
] | [
"Redox OS",
"rustlang",
"smartphone hacking",
"uboot"
] | If we’re talking about oxidized iron… probably nobody. If we’re talking about Rust the programming language, well, that might be a different story. Google agrees, and is working on bringing the language into Android. That’s not enough for [Paul Sanja],
who has the first Redox OS smartphone.
It’s alive!
Redox OS is a Un... | 57 | 10 | [
{
"comment_id": "8183601",
"author": "Maria",
"timestamp": "2025-09-24T11:18:48",
"content": "I wish people would sit back and reconsider whether POSIX API from 1970s designed to work as embedded system in telephone exchanges is really fit for computing problems of 2025 – this includes ergonomics. P... | 1,760,371,418.611097 | ||
https://hackaday.com/2025/09/24/rtings-10-year-equivalent-tv-longevity-update-with-many-casualties/ | RTINGS 10-Year Equivalent TV Longevity Update With Many Casualties | Maya Posch | [
"hardware",
"home entertainment hacks"
] | [
"endurance",
"LCD TV",
"oled",
"quantum dot"
] | For the past two-and-half years Canadian consumer testing outfit RTINGS has been running an accelerated aging experiment across a large number of TVs available to a North-American audience.
In their most recent update
, we not only find out about the latest casualties, but also the impending end of the experiment afte... | 35 | 10 | [
{
"comment_id": "8183578",
"author": "ALX_skater",
"timestamp": "2025-09-24T09:16:50",
"content": "This is what you get for watching TV.#pcmr 4 lyfe",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8183598",
"author": "Daniel",
"timestamp": "20... | 1,760,371,418.737866 | ||
https://hackaday.com/2025/09/23/dodecahedron-speaker-is-biblically-accurate/ | Dodecahedron Speaker Is Biblically Accurate | Lewin Day | [
"3d Printer hacks"
] | [
"dodecahedron",
"speaker"
] | Once upon a time, many radios and TVs only came with a single (mono) speaker. Then someone decided all audio hardware should have as many speakers as we have ears. That was until [Olivia] came along,
and whipped up a dodecahedron speaker as an educational piece for workshops
. Really, it shows us that twelve speakers s... | 27 | 11 | [
{
"comment_id": "8183541",
"author": "LordNothing",
"timestamp": "2025-09-24T05:50:19",
"content": "im still a “speakers found on the side of a road” kind of guy. just make sure rodents dont live inside. ask me how my know, and why my cats are fat.",
"parent_id": null,
"depth": 1,
"repli... | 1,760,371,418.848917 | ||
https://hackaday.com/2025/09/23/how-a-failed-video-format-spawned-a-new-kind-of-microscope/ | How A Failed Video Format Spawned A New Kind Of Microscope | Lewin Day | [
"classic hacks",
"home entertainment hacks"
] | [
"microscope",
"RCA",
"videodisc"
] | The video cassette tape was really the first successful home video format; discs just couldn’t compete back in the early days. That’s not to say nobody tried, however, with RCA’s VideoDisc a valiant effort that ultimately fell flat on its face. However, the forgotten format did have one benefit, in that it led to the d... | 11 | 7 | [
{
"comment_id": "8183514",
"author": "Derek Tombrello",
"timestamp": "2025-09-24T02:45:43",
"content": "I still have hundreds of these discs and several of the players. (as well as LaserDisc and Betamax players and media, too)",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,418.787775 | ||
https://hackaday.com/2025/09/23/play-capacitor-cupid-with-the-matchmaker/ | Play Capacitor Cupid With TheMatchmaker | Donald Papp | [
"classic hacks",
"Parts"
] | [
"capacitor matching",
"CD4013B",
"diy",
"test equipment"
] | Occasionally a design requires capacitors that are
much
closer to being identical in value to one another than the usual tolerance ranges afford. Precision matching of components from parts on hand might sound like a needle-in-a-haystack problem, but not with [Stephen Woodward]’s
Capacitor Matchmaker
design.
The larger... | 5 | 5 | [
{
"comment_id": "8183225",
"author": "shinsukke",
"timestamp": "2025-09-23T12:47:55",
"content": "There used to be a lot of DIY hobbyist test gear in the past which used a DMM as the front end. Its like I totally forgot about them!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,418.660787 | ||
https://hackaday.com/2025/09/22/reviving-a-scrapped-sound-blaster-2-0-isa-soundcard/ | Reviving A Scrapped Sound Blaster 2.0 ISA Soundcard | Maya Posch | [
"Repair Hacks"
] | [
"Creative",
"sound blaster"
] | What do you do when you find a ISA Sound Blaster 2.0 card in a pile of scrap? Try to repair the damage on it to give it a second shot at life, of course. This is what [Adrian Black]
did with one hapless victim
, with the card in question being mostly in good condition minus an IC that had been rather rudely removed. Th... | 7 | 2 | [
{
"comment_id": "8183341",
"author": "Greg A",
"timestamp": "2025-09-23T17:59:31",
"content": "i definitely uderstand the nostalgia factor of a bit of 1990s PC hardware, but it seems to me like it would’ve been easier to buy a soundblaster on ebay than to use one that’s already suffered a vicious at... | 1,760,371,418.90014 | ||
https://hackaday.com/2025/09/22/blue-alchemist-promises-rocket-fuel-from-moon-dust/ | Blue Alchemist Promises Rocket Fuel From Moon Dust | Tyler August | [
"chemistry hacks",
"Space"
] | [
"electrolysis",
"in situ resource utilization",
"IRSU",
"lunar exploration",
"rocket fuel"
] | Usually when an alchemist shows up promising to turn rocks into gold, you should run the other way. Sure, rocket fuel isn’t gold, but on the moon it’s worth more than its weight in the yellow stuff. So there would be reason to be skeptical if this “Blue Alchemist” was actually an alchemist, and not a
chemical reactor u... | 16 | 6 | [
{
"comment_id": "8183120",
"author": "CMH62",
"timestamp": "2025-09-23T02:45:31",
"content": "There was a very good treatment of making fuel from natural resources on Mars, as documented in the very fine book “The Case For Mars” by Robert Zubrin.https://tinyurl.com/2eu6wu3e",
"parent_id": null,
... | 1,760,371,418.954863 | ||
https://hackaday.com/2025/09/22/full-scale-styrofoam-delorean-finally-takes-flight/ | Full Scale Styrofoam DeLorean Finally Takes Flight | Tyler August | [
"drone hacks"
] | [
"carbon fiber",
"carbon fiber rod",
"cnc",
"expanded polystyrene foam",
"flying car",
"multicopter",
"practical effect"
] | It’s 2025 and we still don’t have flying cars — but we’ve got this
full-scale flying DeLorean prop
from [Brian Brocken], and that’s almost as good. It’s airborne and on camera in the video embedded below.
We’ve written about this project before; first about the
mega-sized CNC router
[Brian] used to carve the DeLorean b... | 13 | 8 | [
{
"comment_id": "8183127",
"author": "Bruce G. Gettel Jr.",
"timestamp": "2025-09-23T03:40:48",
"content": "SICK. I have a love / hate relationship with most of the stuff on HAD. I love pretty much all of it and I hate that I have zero chance of replicating any of it. I hope this DeLorean can go ... | 1,760,371,419.007761 | ||
https://hackaday.com/2025/09/22/building-your-own-dvb-s2-receiver/ | Building Your Own DVB-S2 Receiver | Lewin Day | [
"home entertainment hacks",
"Radio Hacks"
] | [
"dvb-s2",
"satellite receiver",
"satellite TV",
"tv"
] | Generally, a digital TV tuner is something you buy rather than something you make yourself. However, [Johann] has always been quite passionate about the various DVB transmission standards,
and decided he wanted to build his own receiver just for the fun of it.
[Johann]’s build is designed to tune in DVB-S2 signals tran... | 9 | 6 | [
{
"comment_id": "8183052",
"author": "g3gg0",
"timestamp": "2025-09-22T20:03:18",
"content": "Congratulations, really good work :DMy approach with ESP32 sits on a pile of other unfinished stuff for now.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8183069",
... | 1,760,371,419.061045 | ||
https://hackaday.com/2025/09/22/robot-balances-ball-on-a-plate/ | Robot Balances Ball On A Plate | Lewin Day | [
"Robots Hacks"
] | [
"ball balancing",
"pid control",
"robot"
] | Imagine trying to balance a heavy metal ball bearing on a cafeteria tray. It’s not the easiest thing in the world! In fact, it’s perhaps a task better automated,
as [skulkami3000] demonstrates with this robotic build.
The heart of the build is a flat platform fitted with a resistive touchscreen panel on top. The panel ... | 26 | 11 | [
{
"comment_id": "8183022",
"author": "fluffy",
"timestamp": "2025-09-22T18:45:37",
"content": "A fun next step for this would be to account for the velocity and acceleration to try to make it do a dead stop at the target location instead of oscillating like a dampened spring.",
"parent_id": null... | 1,760,371,419.123349 | ||
https://hackaday.com/2025/09/22/jennys-daily-drivers-kde-linux/ | Jenny’s Daily Drivers: KDE Linux | Jenny List | [
"computer hacks",
"Featured",
"Software Hacks"
] | [
"daily driver",
"kde",
"kde linux",
"linux",
"operating system"
] | Over this series test-driving operating systems, we’ve tried to bring you the unusual, the esoteric, or the less mainstream among the world of the desktop OS. It would become very boring very quickly of we simply loaded up a succession of Linux distros, so we’ve avoided simply testing the latest Debian, or Fedora.
That... | 43 | 13 | [
{
"comment_id": "8183018",
"author": "xChris",
"timestamp": "2025-09-22T18:43:31",
"content": "@Jenny, could you please share any experience working with USB devices like USB oscilloscopes/logic analysers or other devices like EEPROM writers or eg Greaseweasle , because the last time I tried to use ... | 1,760,371,419.206157 | ||
https://hackaday.com/2025/09/23/build-your-own-6k-camera/ | Build Your Own 6K Camera | Al Williams | [
"3d Printer hacks",
"digital cameras hacks"
] | [
"C-mount",
"camera"
] | [Curious Scientist] has been working with some image sensors. The latest project around it is
a 6K camera
. Of course, the sensor gives you a lot of it, but it also requires some off-the-shelf parts and, of course, some 3D printed components.
An off-the-shelf part of a case provides a reliable C mount. There’s also an ... | 17 | 3 | [
{
"comment_id": "8183519",
"author": "Ject",
"timestamp": "2025-09-24T03:12:11",
"content": "It’s a cool project and all, but I have a pet peve about titles like this. It’s like saying: “I built a 6k camera using only a 3D printer and a 6k camera”",
"parent_id": null,
"depth": 1,
"replie... | 1,760,371,419.258739 | ||
https://hackaday.com/2025/09/23/calculator-battery-mod-lets-you-go-the-distance/ | Calculator Battery Mod Lets You Go The Distance | Dan Maloney | [
"Battery Hacks"
] | [
"calculator",
"casio",
"FXCG50",
"lipo",
"mcp1640",
"TP4056"
] | Disposable batteries seem so 1990s. Sure, it’s nice to be able to spend a couple of bucks at the drugstore and get a flashlight or TV remote back in the game, but when the device is a daily driver, rechargeable batteries sure seem to make more financial sense. Unfortunately, what makes sense to the end user doesn’t alw... | 23 | 9 | [
{
"comment_id": "8183406",
"author": "Clancydaenlightened",
"timestamp": "2025-09-23T20:15:36",
"content": "Or just get a ti nspire cx or cas that already has a USB rechargeable batteryArm CPU, and like 64mb of ram etc",
"parent_id": null,
"depth": 1,
"replies": [
{
"commen... | 1,760,371,419.493313 | ||
https://hackaday.com/2025/09/23/automatic-feeder-keeps-fish-sated/ | Automatic Feeder Keeps Fish Sated | Lewin Day | [
"home hacks"
] | [
"fish",
"fish feeder",
"fish tank"
] | [Noisy Electrons] is a maker who also likes to keep fish. He sometimes needs to travel and keep his fish fed in the meantime, so he created an
automated solution to handle that for him
.
The build is based around an STM32 microcontroller, paired with a MCP7940N real-time clock to keep time. The microcontroller is hooke... | 3 | 3 | [
{
"comment_id": "8183481",
"author": "captnmike",
"timestamp": "2025-09-24T00:04:31",
"content": "Nice clean build, I like the positive metering with the drum vs/ some with an auger. I used to do industrial systems and we would put a sensor system of some sort to be able to make sure the drum rotat... | 1,760,371,419.385861 | ||
https://hackaday.com/2025/09/23/2025-hackaday-superconference-announcing-our-workshops-and-tickets/ | 2025 Hackaday Superconference: Announcing Our Workshops And Tickets | Elliot Williams | [
"cons",
"Hackaday Columns",
"News",
"Slider"
] | [
"2025 Hackaday Superconference",
"conference",
"tickets",
"workshop"
] | Can you feel the nip of fall in the air? That can only mean one thing: Supercon is just around the corner. The next few weeks are going to bring a blitz of Supercon-related reveals, and we’re starting off with a big one: the workshops.
Supercon is the Ultimate Hardware Conference, and you need to be there to attend a w... | 7 | 5 | [
{
"comment_id": "8183351",
"author": "Johhnnay",
"timestamp": "2025-09-23T18:31:17",
"content": "I don’t see Kody’s class in the tickets. Was it cancelled?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8183410",
"author": "Jon",
"timestamp": "2025-09... | 1,760,371,419.434654 | ||
https://hackaday.com/2025/09/23/using-moondream-ai-to-make-your-pi-see-like-a-human/ | Using Moondream AI To Make Your Pi “See” Like A Human | John Elliot V | [
"Artificial Intelligence",
"Raspberry Pi"
] | [
"Moondream AI",
"Raspberry Pi 5"
] | [Jaryd] from Core Electronics shows us
human-like computer vision with Moondream on the Pi 5
.
Using the
Moondream
visual language model, which runs directly on your Raspberry Pi, and not in the cloud, you can answer questions such as “are the clothes on the line?”, “is there a package on the porch?”, “did I leave the ... | 9 | 7 | [
{
"comment_id": "8183304",
"author": "Gravis",
"timestamp": "2025-09-23T16:17:37",
"content": "This doesn’t seem to be particularly useful setup for anything needing real-time recognition. However, I could see this being part of a larger inventory system.",
"parent_id": null,
"depth": 1,
... | 1,760,371,419.54058 | ||
https://hackaday.com/2025/09/23/the-impending-crt-display-revival-will-be-televised/ | The Impending CRT Display Revival Will Be Televised | Maya Posch | [
"Featured",
"hardware",
"Interest",
"Original Art",
"Slider"
] | [
"CRT display",
"lcd",
"oled",
"sed"
] | Until the 2000s vacuum tubes practically ruled the roost. Even if they had surrendered practically fully to semiconductor technology like integrated circuits, there was no escaping them in everything from displays to video cameras. Until CMOS sensor technology became practical, proper video cameras used video camera tu... | 112 | 32 | [
{
"comment_id": "8183261",
"author": "SETH",
"timestamp": "2025-09-23T14:29:06",
"content": "Unpopular opinion, pixel art looks better without gaussian blur",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8183280",
"author": "C",
"timestamp": ... | 1,760,371,419.74289 | ||
https://hackaday.com/2025/09/23/heart-rate-measurement-via-wifi-the-diy-way/ | Heart Rate Measurement Via WiFi, The DIY Way | Lewin Day | [
"Medical Hacks",
"Wireless Hacks"
] | [
"channel state information",
"ESP32",
"heart rate",
"wifi"
] | A few weeks back, we reported on a research group that figured out how to measure heartrate using perturbations in WiFi signals. [Nick Bild] was interested in this so-called “Pulse-Fi” technique, but noted the paper explaining it was behind a paywall. Thus, he worked to recreate the technology himself so he could
publi... | 13 | 6 | [
{
"comment_id": "8183191",
"author": "mordae",
"timestamp": "2025-09-23T11:19:11",
"content": "I don’t quite understand what the NN is used for here. The data looks pretty clean already. Basically ready for FFT.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": ... | 1,760,371,419.586786 | ||
https://hackaday.com/2025/09/22/this-device-is-a-real-page-turner/ | This Device Is A Real Page Turner | Lewin Day | [
"Peripherals Hacks"
] | [
"3d printer",
"arduino pro micro",
"pro micro",
"thumbwheel"
] | You can read e-books on just about anything—your tablet, your smartphone, or even your PC. However, the interface can be lacking somewhat compared to a traditional book—on a computer, you have to use the keyboard or mouse to flip the pages. Alternatively, you could do what [NovemberKou] did,
and build a dedicated page-... | 6 | 5 | [
{
"comment_id": "8182962",
"author": "TG",
"timestamp": "2025-09-22T16:00:27",
"content": "I wonder how tough it would be to make a capacitive thingy that detects your hand moving in front of the e-reader as you make a normal page-turning gesture and it determines whether you moved your hand from le... | 1,760,371,419.789087 | ||
https://hackaday.com/2025/09/22/metas-ray-ban-display-glasses-and-the-new-glassholes/ | Meta’s Ray-Ban Display Glasses And The New Glassholes | Maya Posch | [
"computer hacks",
"Current Events",
"Featured",
"Original Art",
"Slider",
"Wearable Hacks"
] | [
"google glass",
"smart glasses"
] | It’s becoming somewhat of a running gag that any device or object will be made ‘smart’ these days, whether it’s a phone, TV, refrigerator, home thermostat, headphones or glasses. This generally means somehow cramming a computer, display, camera and other components into the unsuspecting device, with the overarching goa... | 133 | 30 | [
{
"comment_id": "8182942",
"author": "R.",
"timestamp": "2025-09-22T14:34:58",
"content": "Considering how many countries in Europe that have laws regarding dashcams and similar, and certain countries forbid their use and even stored in the car when just passing through the country, when glasses lik... | 1,760,371,419.955804 | ||
https://hackaday.com/2025/09/22/iphone-air-still-apparently-repairable-despite-its-compact-construction/ | IPhone Air Still Apparently Repairable Despite Its Compact Construction | Lewin Day | [
"Phone Hacks"
] | [
"apple iphone",
"ifixit",
"iphone",
"iphone air",
"repair"
] | Miniaturization is a trend that comes and goes in the cellular phone space. For a while, our phones were all getting smaller, then they started getting bigger again as screens expanded to show us ever more content and advertising. The iPhone air is going back the other way, with a design that aims to sell based on its ... | 13 | 6 | [
{
"comment_id": "8182892",
"author": "BT",
"timestamp": "2025-09-22T11:16:56",
"content": "Tip for presenter: don’t hold up a thin black thing against your black T-shirt to show how thin it is.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8182898",
"auth... | 1,760,371,420.020032 | ||
https://hackaday.com/2025/09/22/restoring-a-vintage-computer-and-its-plotter/ | Restoring A Vintage Computer And Its Plotter | Bryan Cockfield | [
"Peripherals Hacks",
"Repair Hacks"
] | [
"CE-150",
"docking station",
"ink",
"pen",
"plotter",
"refill",
"sharp",
"trs-80"
] | Repairing vintage computers is bread-and-butter for many of us around here. The machines themselves tend to be fairly fixable, assuming spare parts are available and there hasn’t been too much physical damage. Peripherals can be another matter, though. Since they interface with the real world they can have more esoteri... | 23 | 6 | [
{
"comment_id": "8182867",
"author": "RetepV",
"timestamp": "2025-09-22T09:28:23",
"content": "To be honest, I’m not impressed by the plotting quality of fineliners at all. The tips are basically fibers and dragging them across the paper deforms them, which translates to imprecise plots. And you can... | 1,760,371,420.081945 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.