The free AI already on your Mac. CLI tool, OpenAI-compatible server, and interactive chat — all on-device via Apple Intelligence. No API keys, no cloud, no downloads.

High-Speed PCB Design & Signal Integrity DFT DFM

PIrateRF transforms your Raspberry Pi Zero W into a portable RF signal generator that spawns its own WiFi hotspot. Control everything from FM broadcasts to digital modes through your browser - hack…

The Tao of Unix Programming (Ruby-powered ANSI colored fortunes)

OpenSCAD library

A sub-micrometer 3D motion control plattform.

JLC2KICAD_lib is a python script that generate a component library (schematic, footprint and 3D model ) for KiCad from the JLCPCB/easyEDA library.

Classe2 ("Classier") Class-E Power Amplifier Calculator

Capture the output from a computer's parallel printer port.

A minimal quadrotor autonomy framework in Rust (Mac, Linux, Windows)

Si5351 lib for STM32

Your Gateway to Embedded Software Development Excellence 👽

Absolute Capacitive Rotary Encoder (ACRE)

I design my own digital caliper based on STM32F103C8T6 blue pill.

RP2040 RMII performance enhancement

Unofficial fork from https://openprop.engineering.dartmouth.edu/

Convert any LCSC components (including EasyEDA) to KiCad library

Extensible hd44780 LCD library

Qucs-S is a circuit simulation program with Qt-based GUI

Powerful AFSK modem platform

RNode is an open, free and flexible digital radio interface with many uses

Ham radio control library for rigs (radios), rotators, and amplifiers. For daily snapshots see:

SPICE-3f5 raw-binary and raw-ASCII dataset converster

ADX - Arduino Digital Modes HF Transceiver

All HF bands QRP CW/SSB transceiver