All the cool new 3D printers have tool-changing heads. Instead of multiplexing filament through one hot end, you simply park one hot end and pick up another. Or pick up …read more (https://hackaday.com/2026/04/13/your-own-tool-changer/)
They Weren’t Joking: Gentoo WAS ported to GNU Hurd
https://hackaday.com/2026/04/13/they-werent-joking-gentoo-was-ported-to-gnu-hurd/
https://hackaday.com/2026/04/13/they-werent-joking-gentoo-was-ported-to-gnu-hurd/
Long ago, in the aftermath of the UNIX wars, three kernels emerged from the rubble: BSD, Linux, and Hurd. BSD, being UNIX, was held back by legal wrangling in the …read more (https://hackaday.com/2026/04/13/they-werent-joking-gentoo-was-ported-to-gnu-hurd/)
Electric Truck Sets Racing Record
https://hackaday.com/2026/04/13/electric-truck-sets-racing-record/
https://hackaday.com/2026/04/13/electric-truck-sets-racing-record/
The 24 Hours of Le Mans races is an extremely prestigious endurance motorsport event which attracts the best cars and drivers from around the world. It’s one of the longest-running …read more (https://hackaday.com/2026/04/13/electric-truck-sets-racing-record/)
Audio Reactive LED Strips Are Hard
https://hackaday.com/2026/04/14/audio-reactive-led-strips-are-hard/
https://hackaday.com/2026/04/14/audio-reactive-led-strips-are-hard/
Back in 2017, Hackaday featured an audio reactive LED strip project from [Scott Lawson], that has over the years become an extremely popular choice for the party animals among us. …read more (https://hackaday.com/2026/04/14/audio-reactive-led-strips-are-hard/)
New Linux Kernel Rules Put the Onus on Humans for AI Tool Usage
https://hackaday.com/2026/04/14/new-linux-kernel-rules-put-the-onus-on-humans-for-ai-tool-usage/
https://hackaday.com/2026/04/14/new-linux-kernel-rules-put-the-onus-on-humans-for-ai-tool-usage/
“Penguins” (https://www.flickr.com/photos/65143725@N08/5927271192) by TomaLaPlaya (https://www.flickr.com/photos/65143725@N08)
' data-medium-file="https://hackaday.com/wp-content/uploads/2019/10/LinuxMarketing.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2019/10/LinuxMarketing.jpg?w=800">It’s fair to say that the topic of so-called ‘AI coding assistants’ is somewhat controversial. With arguments against them ranging from code quality to copyright issues, there are many valid …read more (https://hackaday.com/2026/04/14/new-linux-kernel-rules-put-the-onus-on-humans-for-ai-tool-usage/)
' data-medium-file="https://hackaday.com/wp-content/uploads/2019/10/LinuxMarketing.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2019/10/LinuxMarketing.jpg?w=800">It’s fair to say that the topic of so-called ‘AI coding assistants’ is somewhat controversial. With arguments against them ranging from code quality to copyright issues, there are many valid …read more (https://hackaday.com/2026/04/14/new-linux-kernel-rules-put-the-onus-on-humans-for-ai-tool-usage/)
Four Choppers and a Blimp: The Bizarre Piasecki Helistat
https://hackaday.com/2026/04/14/four-choppers-and-a-blimp-the-bizarre-piasecki-helistat/
https://hackaday.com/2026/04/14/four-choppers-and-a-blimp-the-bizarre-piasecki-helistat/
Bizzare, but with a certain majesty to it. Apply your own adjectives, but I for one don’t think it’s ugly.
Image: US Navy, Public Domain
" data-medium-file="https://hackaday.com/wp-content/uploads/2026/04/PA-97_Helistat.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2026/04/PA-97_Helistat.jpg?w=800">Over two decades after it was last deflated, detached from its gondola, and crated up at Lakehurst, the gas bag of an N-class ZPG-2W blimp was broken out and dusted …read more (https://hackaday.com/2026/04/14/four-choppers-and-a-blimp-the-bizarre-piasecki-helistat/)
Image: US Navy, Public Domain
" data-medium-file="https://hackaday.com/wp-content/uploads/2026/04/PA-97_Helistat.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2026/04/PA-97_Helistat.jpg?w=800">Over two decades after it was last deflated, detached from its gondola, and crated up at Lakehurst, the gas bag of an N-class ZPG-2W blimp was broken out and dusted …read more (https://hackaday.com/2026/04/14/four-choppers-and-a-blimp-the-bizarre-piasecki-helistat/)
Ski Slopes for Laser Imaging
https://hackaday.com/2026/04/14/ski-slopes-for-laser-imaging/
https://hackaday.com/2026/04/14/ski-slopes-for-laser-imaging/
Lasers are cool and all, but they can be somewhat difficult to control at times. This is especially true when you have hundreds, thousands, or millions of lasers you need …read more (https://hackaday.com/2026/04/14/ski-slopes-for-laser-imaging/)