Join the The Newest Social Network and Party Like its 1987

Wayland’s Never-Ending Opposition to Multi-Window Positioning

Emulating a 74LS48 BCD-to-7-Segment Decoder/Driver with an Altera MAX 7000 “S” Series Complex Programmable Logic Device

2025 Component Abuse Challenge: The Slip Ring In Your Parts Bin

Moving From Windows to FreeBSD as the Linux Chaos Alternative

Another Thermal Printer, Conquered

Programming the 6581 Sound Interface Device (SID) with the 6502

Investigating Soldering Iron Phantom Voltage

Testing Whether Fast Charging Kills Smartphone Batteries, and Other Myths

The Strange Depression Switch Discovered Deep Inside The Brain

“AI, Make Me A Degree Certificate”

Switch Switch 2 to CRT

Recreating the Destroyed Case of LGR’s Rare 1980s Laptop

Have They Found a Complete UNIX V4?

Hackaday Links: November 9, 2025

2025 Component Abuse Challenge: Dawg Gone LED Tester

Target the Best AA, and Take No Flak

The Cardboard Airplane Saga Continues

2025 Component Abuse Challenge: Heat Activated LED Candles

Teardown of HP Optical Link and Signal Investigations Using Siglent Technology

Autopsy of a First-Generation RX7 Mazda Rotary Car Engine

2025 Component Abuse Challenge: Glowing Neon From a 9 V Relay

BIOS Detectives Find Ghost Of Previously Unknown PC

2025 Component Abuse Challenge: Using Inductors to Steal Power from Qi Wireless Charging Base Station

OldVersion.com Archive Facing Shutdown Due to Financing Issues

Screen-Accurate Lightsaber As a Practical Effect

Medium Format, 3 GigaPixel Camera Puts It All On the Line (Sensor)

2025 Component Abuse Challenge: Pushing a 555 to the Limit

Hackaday Podcast Episode 344: Board with Lasers, Op-Amp Torture, and Farewell Supercon 9

An LED Projector as a Lighting Effect

This Week in Security: Bogus Ransom, WordPress Plugins, and KASLR

The Water-Cooled PS3 Sony Never Made

ABCCAD is Voxels Meets Legos in AR

Making Steam-Powered LEGO Machines

Share Your Projects: Imperfectionism

DIY Powerwall Blows Clouds, Competition Out of the Water

Countdown To Pi 1 Loss Of Support, Activated

A Pentium In Your Hand

Hacking Buttons Back Into the Car Stereo

2025 Component Abuse Challenge: The Ever-Versatile Transistor as a Temperature Sensor

The Deadliest US Nuclear Accident is Not What You Think

Medieval Iron, Survivorship Bias and Modern Metallurgy

The Headache of Fake 74LS Logic Chips

2025 Component Abuse Challenge: Weigh With A TL074

Jenny’s Daily Drivers: ReactOS 0.4.15

Lithium-Ion Batteries: WHY They Demand Respect

Making Audible Sense Of A Radiation Hunt

Reproduced and Recovered: the First Chinese Keyboard-based MingKwai Typewriter

Regular Old Diodes Can Be More Photosensitive Than You Think

Dual-Arm Mobile Bot Built on IKEA Cart Costs Hundreds, Not Thousands