The APRS Documentation Project: APRS Protocol Specification 1.2, Understanding APRS Packets, How to Get Started in APRS, The Best APRS Presentations, etc.

DATV broadcast from a PC on Windows

Active development HEAD for the JS8Call project

Phan and Pagniello (in prep) for Methods in Ecology and Evolution.

A software defined multi-band phasing transceiver.

SDR PICO

Build your personal knowledge base with Trilium Notes

A BBS server for Meshtastic for posting bulletins, sending mail to users, and channel directory.

fygen is a Python library for Feeltech Signal Generators (FY2300, FY6600, FY6800, FY6900 and more)

An add-on for FLRIG which extends the availability of QMX functions to a seperate widget

Raspberry pi SDR tranceiver using lvgl gui

Clock generator with quadrature phase signal and OLED display.

A VFO with quadrature outputs based on the Si5351a frequency synthesizer

Custom firmware for Geiger counters/radiation meters (FS2011, Bosean FS-600, FS-1000, FS-5000, FNIRSI GC-01, FNIRSI GC-03, GQ GMC-800)

A Morse paddle project in OpenSCAD

Official repository for JS8Call Software

Microblog Server

Microblog client

Universal Zynq/AD9363 firmware builder

Nightscout version of xDrip+

Micropython examples for Cheap Yellow Display ESP32

Simple code to control Si5351A from MicroPython boards

The official firmware for Meshtastic, an open-source, off-grid mesh communication system.

Quickstart, tutorials and examples for the RAKwireless WisBlock product line.

Build a SDR SW/MW/LW Receiver with a Raspberry Pi Pico

A micropython library with font size support for 128x64 pixel ssd1306 oled display

Introducing OpenRad, a simple radiation monitoring solution powered by the SBM-20 GM tube and TTGO ESP32 microcontroller. this project offers a user-friendly approach to way to track radiation levels.

Minimum shift keying top module for PLUTO FPGA

A MicroPython and CircuitPython library for controlling the si5351 chip - with quadrature support!