Emulate ROMs at 12MHz With Pico2 PIO <img width="800" height="251" src=" alt=""/>Nothing lasts forever, and that includes the ROMs required to make a retrocomputer run. Even worse, what if you’re rolling your own firmware? Period-appropriate EPROMs and their programmers aren’t always

Hackaday

Emulate ROMs At 12MHz With Pico2 PIO

Nothing lasts forever, and that includes the ROMs required to make a retrocomputer run. Even worse, what if you&#8217;re rolling your own firmware?...

Hackaday

Emulate ROMs At 12MHz With Pico2 PIO

Nothing lasts forever, and that includes the ROMs required to make a retrocomputer run. Even worse, what if you&#8217;re rolling your own firmware?...

Electronic Dice Built The Old Fashioned Way <img width="800" height="450" src=" alt=""/>If you wanted to build an electronic dice, you might grab an Arduino and a nice OLED display to whip up something fancy. You could even choose an ESP32 and

Hackaday

Electronic Dice Built The Old Fashioned Way

If you wanted to build an electronic dice, you might grab an Arduino and a nice OLED display to whip up something fancy. You could even choose an E...

Hackaday

Electronic Dice Built The Old Fashioned Way

If you wanted to build an electronic dice, you might grab an Arduino and a nice OLED display to whip up something fancy. You could even choose an E...

Sudo Clean Up My Workbench <img width="800" height="450" src=" alt=""/>[Engineezy] might have been watching a 3D printer move when inspiration struck: Why not build a robot arm to clean up his workbench? Why not, indeed? Well, all you need

Hackaday

Sudo Clean Up My Workbench

[Engineezy] might have been watching a 3D printer move when inspiration struck: Why not build a robot arm to clean up his workbench? Why not, indee...

Hackaday

Sudo Clean Up My Workbench

[Engineezy] might have been watching a 3D printer move when inspiration struck: Why not build a robot arm to clean up his workbench? Why not, indee...

Adding Electronics to a Classic Game <img width="800" height="450" src=" alt="A circular 3D-printed board is shown, with a roughly star-shaped pattern of white LEDs glowing through the surface. Yellow and green LEDs are also visible through the surface at a few points."/>Like many classic board games, Ludo offers its players numerous opportunities to inflict frustration on other players. Despite this, [Viktor Takacs] apparently enjoys it, which motivated him to build a

Hackaday

Adding Electronics To A Classic Game

Like many classic board games, Ludo offers its players numerous opportunities to inflict frustration on other players. Despite this, [Viktor Takacs...

Hackaday

Adding Electronics To A Classic Game

Like many classic board games, Ludo offers its players numerous opportunities to inflict frustration on other players. Despite this, [Viktor Takacs...

Magic Magikarp Makes Moves <img width="800" height="450" src=" alt="A picture of a life sized magikarp from pokemon"/>One of the most influential inventions of the 20th century was Big Mouth Billy Bass. A celebrity bigger than the biggest politicians or richest movie stars, there’s almost nothing that

Hackaday

Magic Magikarp Makes Moves

One of the most influential inventions of the 20th century was Big Mouth Billy Bass. A celebrity bigger than the biggest politicians or richest mov...

Hackaday

Magic Magikarp Makes Moves

One of the most influential inventions of the 20th century was Big Mouth Billy Bass. A celebrity bigger than the biggest politicians or richest mov...

Garage Fridge Gets New DIY Controller <img width="800" height="451" src=" alt=""/>[Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature. Unfortunately, it had failed—the condenser was forever running, or not running at

Hackaday

Garage Fridge Gets New DIY Controller

[Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature. Unfortunately, it ...

Hackaday

Garage Fridge Gets New DIY Controller

[Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature. Unfortunately, it ...

Reason versus Sentimental Attachment for Old Projects <img width="800" height="441" src=" alt=""/>We have probably all been there: digging through boxes full of old boards for projects and related parts. Often it’s not because we’re interested in the contents of said box,

Hackaday

Reason Versus Sentimental Attachment For Old Projects

We have probably all been there: digging through boxes full of old boards for projects and related parts. Often it&#8217;s not because we&#8217;re ...

Hackaday

Reason Versus Sentimental Attachment For Old Projects

We have probably all been there: digging through boxes full of old boards for projects and related parts. Often it&#8217;s not because we&#8217;re ...

Hackaday Podcast Episode 348: 50 Grams of PLA Hold a Ton, Phreaknic Badge is Off The Shelf, and Hackers Need Repair Manuals <img width="800" height="484" src=" alt=""/>Join Hackaday Editors Elliot Williams and Tom Nardi as they go over their picks for the best stories and hacks from the previous week. Things start off with a warning

Hackaday

Hackaday Podcast Episode 348: 50 Grams Of PLA Hold A Ton, Phreaknic Badge Is Off The Shelf, And Hackers Need Repair Manuals

Join Hackaday Editors Elliot Williams and Tom Nardi as they go over their picks for the best stories and hacks from the previous week. Things start...

Hackaday

Hackaday Podcast Episode 348: 50 Grams Of PLA Hold A Ton, Phreaknic Badge Is Off The Shelf, And Hackers Need Repair Manuals

Join Hackaday Editors Elliot Williams and Tom Nardi as they go over their picks for the best stories and hacks from the previous week. Things start...

Mac System 7 On a G4? Why Not! <img width="800" height="363" src=" alt=""/>Over the many years Apple Computer have been in operation, they have made a success of nearly-seamlessly transitioning multiple times between both operating systems and their underlying architecture. There have

Hackaday

Mac System 7 On A G4? Why Not!

Over the many years Apple Computer have been in operation, they have made a success of nearly-seamlessly transitioning multiple times between both ...

Hackaday

Mac System 7 On A G4? Why Not!

Over the many years Apple Computer have been in operation, they have made a success of nearly-seamlessly transitioning multiple times between both ...

This Week in Security: React, JSON Formatting, and the Return of Shai Hulud <img width="800" height="484" src=" alt=""/>After a week away recovering from too much turkey and sweet potato casserole, we’re back for more security news! And if you need something to shake you out of that

Hackaday

This Week In Security: React, JSON Formatting, And The Return Of Shai Hulud

After a week away recovering from too much turkey and sweet potato casserole, we&#8217;re back for more security news! And if you need something to...

Hackaday

This Week In Security: React, JSON Formatting, And The Return Of Shai Hulud

After a week away recovering from too much turkey and sweet potato casserole, we&#8217;re back for more security news! And if you need something to...

Off-Grid, Small-Scale Payment System <img width="800" height="450" src=" alt=""/>An effective currency needs to be widely accepted, easy to use, and stable in value. By now most of us have recognized that cryptocurrencies fail at all three things, despite

Hackaday

Off-Grid, Small-Scale Payment System

An effective currency needs to be widely accepted, easy to use, and stable in value. By now most of us have recognized that cryptocurrencies fail a...

Hackaday

Off-Grid, Small-Scale Payment System

An effective currency needs to be widely accepted, easy to use, and stable in value. By now most of us have recognized that cryptocurrencies fail a...

Biogas Production For Surprisingly Little Effort <img width="800" height="450" src=" alt=""/>Probably most people know that when organic matter such as kitchen waste rots, it can produce flammable methane. As a source of free energy it’s attractive, but making a biogas

Hackaday

Biogas Production For Surprisingly Little Effort

Probably most people know that when organic matter such as kitchen waste rots, it can produce flammable methane. As a source of free energy it&#821...

Hackaday

Biogas Production For Surprisingly Little Effort

Probably most people know that when organic matter such as kitchen waste rots, it can produce flammable methane. As a source of free energy it&#821...

Building a Microscope without Lenses <img width="800" height="450" src=" alt="A mirrorless camera is mounted on a stand, facing downwards toward a rotating microscope stage made of wood. A pair of wires come down from the stage, and a man's hand is pointing to the stage."/>It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the already-magnified image, and so on until it reaches the

Hackaday

Building A Microscope Without Lenses

It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the alread...

Hackaday

Building A Microscope Without Lenses

It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the alread...

Preventing a Mess with the Weller WDC Solder Containment Pocket <img width="800" height="498" src=" alt=""/>Have you ever tipped all the stray bits of solder out of your tip cleaner by mistake? [MisterHW] is here with a bit pf paraffin wax to save the day.

Hackaday

Preventing A Mess With The Weller WDC Solder Containment Pocket

Have you ever tipped all the stray bits of solder out of your tip cleaner by mistake? [MisterHW] is here with a bit of paraffin wax to save the day...

Hackaday

Preventing A Mess With The Weller WDC Solder Containment Pocket

Have you ever tipped all the stray bits of solder out of your tip cleaner by mistake? [MisterHW] is here with a bit of paraffin wax to save the day...

Build A Pocket-Sized Wi-Fi Analyzer <img width="800" height="449" src=" alt=""/>Wi-Fi! It’s everywhere, and yet you can’t really see it, by virtue of the technology relying on the transmission of electromagnetic waves outside the visual spectrum. Never mind, though, because https://hackaday.com/2025/12/04/build-a-pocket-sized-wi-fi-analyzer/ https://hackaday.com/2025/12/04/build-a-pocket-sized-wi-fi-analyzer/

Raising a GM EV1 from the Dead <img width="800" height="472" src=" alt=""/>Probably the biggest story in the world of old cars over the past couple of weeks has been the surfacing of a GM EV1 electric car for sale from an

Hackaday

Raising A GM EV1 From The Dead

Probably the biggest story in the world of old cars over the past couple of weeks has been the surfacing of a GM EV1 electric car for sale from an ...

Hackaday

Raising A GM EV1 From The Dead

Probably the biggest story in the world of old cars over the past couple of weeks has been the surfacing of a GM EV1 electric car for sale from an ...

An Introduction to Analog Filtering <img width="800" height="450" src=" alt=""/>One of the major difficulties in studying electricity, especially when compared to many other physical phenomena, is that it cannot be observed directly by human senses. We can manipulate it

Hackaday

An Introduction To Analog Filtering

One of the major difficulties in studying electricity, especially when compared to many other physical phenomena, is that it cannot be observed dir...

Hackaday

An Introduction To Analog Filtering

One of the major difficulties in studying electricity, especially when compared to many other physical phenomena, is that it cannot be observed dir...

Ore Formation: A Surface Level Look <img width="800" height="484" src=" alt=""/>The past few months, we’ve been giving you a quick rundown of the various ways ores form underground; now the time has come to bring that surface-level understanding to surface-level

Hackaday

Ore Formation: A Surface Level Look

The past few months, we’ve been giving you a quick rundown of the various ways ores form underground; now the time has come to bring that surface...

Hackaday

Ore Formation: A Surface Level Look

The past few months, we’ve been giving you a quick rundown of the various ways ores form underground; now the time has come to bring that surface...

UEFI On ARM? More Likely Than You Think <img width="800" height="450" src=" alt=""/>Now, Rock 5 ITX+ is no x86 board, sporting an ARM Rockship RK3588 on its ITX form-factor PCB, but reading this blog post’s headline might as well give you the

Hackaday

UEFI On ARM? More Likely Than You Think

Now, Rock 5 ITX+ is no x86 board, sporting an ARM Rockchip RK3588 on its ITX form-factor PCB, but reading this blog post&#8217;s headline might as ...

Hackaday

UEFI On ARM? More Likely Than You Think

Now, Rock 5 ITX+ is no x86 board, sporting an ARM Rockchip RK3588 on its ITX form-factor PCB, but reading this blog post&#8217;s headline might as ...

New Browser-based CAD System is Best Friends With Triangle Meshes <img width="800" height="450" src=" alt=""/>Who’s interested in a brand new, from-scratch boundary representation (BREP) kernel? How about one that has no topological naming problem, a web-native parametric CAD front end to play with, and

Hackaday

New Browser-based CAD System Is Best Friends With Triangle Meshes

Who&#8217;s interested in a brand new, from-scratch boundary representation (BREP) kernel? How about one that has no topological naming problem, a ...

Hackaday

New Browser-based CAD System Is Best Friends With Triangle Meshes

Who&#8217;s interested in a brand new, from-scratch boundary representation (BREP) kernel? How about one that has no topological naming problem, a ...