A project for controlling 2, 3, and 4 wire DC fans using Arduino or a Raspberry Pi. It also integrates into munin monitoring. Funded by the Free Software Foundation Hungary. The code is under GPLv3. Schematics, drawings, and the documentation is under CC BY-SA-4.0. If you have an idea about how to improve the project, jus file an issue.
A PCB and Software to convert an audio mono signal into a grid made of LEDs.
Arduino project for a 16-port smart meter (power measurement)
a tiny PCB to connect to a vintage HP QDSP 5-digit seven-segment bubble display thorugh different protocols
Designs for a building a table with a polar plotter built in.
An Introduction on integration with IoT and ML
Open source adapter to use a Nunchuck Controller as a USB HID Mouse or USB HID Gamepad.
Firmware for a ESP32 Based true CO2 Monitor
USB programmer for ATtiny25/45/85/24/44/84
OpenFAN Micro is open-source open-hardware DIY fan controller for 5V and 12V fans with built in Web GUI and Web API
Tracker Keyboard. A Dirtywave M8 Headless Build
Playstation to Commodore Amiga/CD32 Controller Adapter
Export Qucs RF schematics to KiCad layouts & OpenEMS scripts
A device to control AXIOM cameras.
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