Building a Wall-Mounted Sound Visualizer Visualizers used to be very much in vogue, something you’d gasp in at amazement when you’d fire up Winamp or Windows Media Player. They’re largely absent from our modern lives, …read more #hacking #projects image
Drunken eBay Purchase Becomes Motorized, Speaking Dalek Not every impulsive purchase on eBay leads to possession of a wooden Dalek, but when a friend did exactly that, [Tony Goacher] did his part to turn ‘Dalek Bob’ into …read more #hacking #projects image
Simulating Driven-Dissipative Quantum Spin Dynamics on Consumer Hardware Physics simulations using classical mechanics is something that’s fairly easily done on regular consumer hardware, with real-time approximations a common feature in video games. Moving things to the quantum realm …read more #hacking #projects image
Mini Battery-Powered Vapor-Compression Air Conditioner When you think of air conditioners, you tend to think of rather bulky units, with the window-mounted appliances probably among the most compact. There’s however no real minimum size limit …read more #hacking #projects image
Pocket-sized Test Pattern Generator Helps Check those CRTs [Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test patterns in PAL/NTSC. If one is checking out old …read more #hacking #projects image
Retrotechtacular: IBM’s The World of OCR Optical Character Recognition (OCR) forms the bridge between the analog world of paper and the world of machines. The modern-day expectation is that when we point a smartphone camera at …read more #hacking #projects image
Hackaday Podcast: 2025 Holiday Placeholder Edition This week the Hackaday Podcast is on vacation, but we’d like to wish you all happy holidays and a great 2026.  Thanks for tuning in!  We’ll be back next week. …read more #hacking #projects image
3D Printed PC Case Focuses On Ease Of Access There are all kinds of fun, glowing PC cases on the market these days. However, if you want something that focuses on serviceability over flash while still looking stylish, you …read more #hacking #projects image
NVIDIA Drops Pascal Support on Linux, Causing Chaos on Arch Linux It’s no surprise that NVIDIA is gradually dropping support for older videocards, with the Pascal (GTX 10xx) GPUs most recently getting axed. What’s more surprising is the terrible way that …read more #hacking #projects image
PC Watercooling Uses Everything But CNC Machining Names and labels are difficult. Take this “3D Printed” water-cooling loop by [Visual Thinker] on YouTube. It undeniably uses 3D printing — but it also uses silicone casting and laser-cut …read more #hacking #projects image