I was off at the Chaos Communication Congress last weekend, and one of the big attractions for one who is nerdily inclined is seeing all of the personal projects that …read more (https://hackaday.com/2026/01/10/for-the-fun-of-it/)
Multi-material Parts the Easy Way
https://hackaday.com/2026/01/10/multi-material-parts-the-easy-way/
https://hackaday.com/2026/01/10/multi-material-parts-the-easy-way/
You have a part that needs different colors or different material properties — with a multi-color 3D printer, no problem. You can also laboriously switch filaments on a single-color printer. …read more (https://hackaday.com/2026/01/10/multi-material-parts-the-easy-way/)
Simplifying the SmartKnob
https://hackaday.com/2026/01/10/simplifying-the-smartknob/
https://hackaday.com/2026/01/10/simplifying-the-smartknob/
A knob can make a surprisingly versatile interface, particularly if it’s the SmartKnob, which builds a knob around a BLDC motor for programmable haptic response. It can rotate freely or …read more (https://hackaday.com/2026/01/10/simplifying-the-smartknob/)
A Vector Network Analyser, or VNA, is the ultimate multi-tool of RF test equipment. They can now be had in not very capable form for almost pocket money prices, but …read more (https://hackaday.com/2026/01/10/a-1990s-vna-gets-an-lcd/)
ESP with EEG — No, Not That ESP!
https://hackaday.com/2026/01/10/esp-with-eeg-no-not-that-esp/
https://hackaday.com/2026/01/10/esp-with-eeg-no-not-that-esp/
While EEG research might help you figure out extrasensory perception, we won’t be betting on it. However, if you want to read EEG data and use an ESP32, [Cerelog-ESP-EEG] might …read more (https://hackaday.com/2026/01/10/esp-with-eeg-no-not-that-esp/)
Reverse-Engineering the Tamagotchi IR Connection
https://hackaday.com/2026/01/10/reverse-engineering-the-tamagotchi-ir-connection/
https://hackaday.com/2026/01/10/reverse-engineering-the-tamagotchi-ir-connection/
The Tamagotchi Connection is a series of Tamagotchi toys that took the original portable pet concept and mixed things up with a wireless connection, which allowed you to interact with …read more (https://hackaday.com/2026/01/10/reverse-engineering-the-tamagotchi-ir-connection/)
A Much Faster Mac On A Microcontroller
https://hackaday.com/2026/01/11/a-much-faster-mac-on-a-microcontroller/
https://hackaday.com/2026/01/11/a-much-faster-mac-on-a-microcontroller/
Emulating older computers on microcontrollers has been a staple of retrocomputing for many years now, with most 8-bit and some 16-bit machines available on Atmel, ARM, or ESP32 platforms. But …read more (https://hackaday.com/2026/01/11/a-much-faster-mac-on-a-microcontroller/)
The SCSI Film Scanner Resurrection
https://hackaday.com/2026/01/11/the-scsi-film-scanner-resurrection/
https://hackaday.com/2026/01/11/the-scsi-film-scanner-resurrection/