Collaborate Disseminate
[Lonyelon] wanted to build an anniversary gift for his girlfriend. He decided to say it with e-Paper, a wise choice given its persistence and longevity. The project is an anniversary …read more Continue reading E-Paper Anniversary Counter Is A Charming Gift With Minimal Power Draw
Many of us grew up with dreams of piloting a forklift one day. Sadly, most warehouses take a dim view of horseplay with these machines, so few of us get …read more Continue reading 3D Printed Forklift Is A Cute Desk Toy
The ESP32 is s remarkably powerful microcontroller, where its dual-core processor and relatively high clock speed can do some impressive work. But getting this microcontroller designed for embedded systems to …read more Continue reading Dog Plays Chess on ESP32
[mars91] had an interesting problem to solve—his girlfriend often requested Diet Coke, but yelling for one across the apartment was frustrating and impractical. A dedicated Diet Coke button seemed like …read more Continue reading Building a Diet Coke Button
Among us Hackaday writers, there are quite a few enthusiasts for retro artifacts – and it gets even better when they’re combined in an unusual way. So, when we get …read more Continue reading Back to the Future of Texting: SMS on a Panasonic Typewriter
![[Wills] and his purple DIY sorting hat](https://hackaday.com/wp-content/uploads/2024/12/robot-sorting-hat-1200.jpg?w=800)
Ever wondered how it feels to have the Sorting Hat decide your fate? [Will Dana] wanted to find out, so he conjured a bit of Hogwarts magic, and crafted a …read more Continue reading From Felt to Fate: Building Your Own Sorting Hat
If you want to play with radar — and who could blame you — you can pretty easily get your hands on something like the automotive radar sensors used for …read more Continue reading Hacked Ultrasonic Sensors Let You See With Sound
What do cats get up to in the 30 minutes or so a day that they’re awake? Being jerks, at least in our experience. But like many hackers, [Brent] wanted …read more Continue reading Exercise Wheel Tracker Confirms Suspicions About Cats
There’s a school of thought that says you shouldn’t mess around with a solution that’s already working, but that’s never seemed to stop anyone in this community. When [Skye] was …read more Continue reading Fully Submerge This Modernized pH Sensor
[Folaefolc] was craving a new keyboard build a few weeks ago and got inspired by the humble 3.5″ floppy disk. So much so that he decided to make a split …read more Continue reading Keebin’ with Kristina: the One with the TRON Keyboard