Recently [Jeff Geerling] has been tinkering with FireWire in order to use some older gear, which includes the use of a Raspberry Pi HAT called the Firehat. This provides a …read more (https://hackaday.com/2026/04/15/cooking-a-raspberry-pi-firewire-hat-with-backfeeding/)

Robot Bird Decoys Work for Good
https://hackaday.com/2026/04/16/robot-bird-decoys-work-for-good/

Usually, you think of bird decoys as being a tool to lure birds to an untimely encounter with a hunter. However, [Interesting Engineering] has a story about robotic bird decoys …read more (https://hackaday.com/2026/04/16/robot-bird-decoys-work-for-good/)

Optocam Zero’s Pictures Look One Hundred
https://hackaday.com/2026/04/16/optocam-zeros-pictures-look-one-hundred/

Yeah, we know, there’s a camera on your phone that does this and that. But these days its become trendy to turn towards older digital cameras in place of smartphones, …read more (https://hackaday.com/2026/04/16/optocam-zeros-pictures-look-one-hundred/)

Trying to Build Your Own Consumer-Grade Router in 2026
https://hackaday.com/2026/04/16/trying-to-build-your-own-consumer-grade-router-in-2026/

an Ethernet cable pluged into a network router
" data-medium-file="https://hackaday.com/wp-content/uploads/2026/04/internet_router.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2026/04/internet_router.jpg?w=800">Although we have many types of networking equipment with many unique names, at their core they can usually be reduced to just a computer with some specific peripherals. This is …read more (https://hackaday.com/2026/04/16/trying-to-build-your-own-consumer-grade-router-in-2026/)

Emergency Bolt-Action Launcher for EpiPens
https://hackaday.com/2026/04/16/emergency-bolt-action-launcher-for-epipens/

Imagine you and your friend are enjoying a nice sunny day, and BAM — they start to have a severe allergic reaction to who knows what. You have an EpiPen, …read more (https://hackaday.com/2026/04/16/emergency-bolt-action-launcher-for-epipens/)

The Kentucky Cave Wars, and Going Viral in 1925
https://hackaday.com/2026/04/16/the-kentucky-cave-wars-and-going-viral-in-1925/

Information, it seems, flows at the speed of media. In the old days, information traveled with people on ships or horses, so if, say, a battle was won or lost, …read more (https://hackaday.com/2026/04/16/the-kentucky-cave-wars-and-going-viral-in-1925/)

Desktop Digitizer Makes Note Capture a Breeze
https://hackaday.com/2026/04/16/desktop-digitizer-makes-note-capture-a-breeze/

While it might seem quaint these days, we’ve met many makers and hackers who reach for a pen and a pad when learning something new or working their way through …read more (https://hackaday.com/2026/04/16/desktop-digitizer-makes-note-capture-a-breeze/)

FPGA Powers DIY USB Scope and Signal Generator
https://hackaday.com/2026/04/16/fpga-powers-diy-usb-scope-and-signal-generator/