Switch Mod Fixes Fiddly Car Door Projector
https://hackaday.com/2026/09/02/switch-mod-fixes-fiddly-car-door-projector/

While the Citroën logo they project onto the pavement looks great, [OrangeTungsten] wasn’t thrilled with how their door-mounted projectors actually functioned. The mechanism for detecting when they should kick on …read more (https://hackaday.com/2026/09/02/switch-mod-fixes-fiddly-car-door-projector/)

Miniaturized, Working Replica of Vintage Leslie Speaker
https://hackaday.com/2026/09/03/miniaturized-working-replica-of-vintage-leslie-speaker/

Few pieces of vintage audio gear from the turn of the century (the previous one) inspire the kind of devotion that a Leslie speaker does. Sure, there are plenty of …read more (https://hackaday.com/2026/09/03/miniaturized-working-replica-of-vintage-leslie-speaker/)

Rescuing a Rescue Device With a DIY Battery Pack
https://hackaday.com/2026/09/03/rescuing-a-rescue-device-with-a-diy-battery-pack/

If you find yourself lost in the woods or adrift in the ocean, a GPS-enabled Personal Locator Beacon (PLB) is certainly a handy thing to have as it will pinpoint …read more (https://hackaday.com/2026/09/03/rescuing-a-rescue-device-with-a-diy-battery-pack/)

From a Ten-Line Script to a Real Utility with Codex
https://hackaday.com/2026/09/03/from-a-ten-line-script-to-a-real-utility-with-codex/

I’m an experienced programmer, and I’ve worked in many different languages. Sometimes being a programmer is a two-edged sword. You want to accomplish something, and you can do it easily …read more (https://hackaday.com/2026/09/03/from-a-ten-line-script-to-a-real-utility-with-codex/)

A Thoroughly Modern Minimalist Transceiver
https://hackaday.com/2026/09/03/a-thoroughly-modern-minimalist-transceiver/

Making a radio is so often a case of taking tried and tested designs and working with them to create something new. It’s a safe way to make something that …read more (https://hackaday.com/2026/09/03/a-thoroughly-modern-minimalist-transceiver/)

Hackaday Europe 2026: Fluid Kernels and Optimizing C++ for MCUs
https://hackaday.com/2026/09/03/hackaday-europe-2026-fluid-kernels-and-optimizing-c-for-mcus/

Oftentimes, when we’re using a microcontroller, we’re whipping up some very specific code focused on executing a particular task. The device is set up to execute code that does exactly …read more (https://hackaday.com/2026/09/03/hackaday-europe-2026-fluid-kernels-and-optimizing-c-for-mcus/)

Exploring the Downsides of Cooling Roof Paint
https://hackaday.com/2026/09/03/exploring-the-downsides-of-cooling-roof-paint/

The idea of painting a roof or wall white in order to reflect sunshine and keep the building’s insides cool is hardly a new one, and even in the loosest …read more (https://hackaday.com/2026/09/03/exploring-the-downsides-of-cooling-roof-paint/)