QMX serial remote using an ESP-32 S3 module and a ST7735 or ST7789 display. Includes a rotary encoder for frequency change and function selection. Also 2 buttons for other function selection.

QMX+ Web interface and remote controle, using an ESP32-S3 Zero

python package to interact with ka9q-radio

Your Neovim AI sidekick

Documentation site for qso-graph MCP servers — qso-graph.io

MCP server for solar indices and space weather — SFI, SSN, Kp, DSCOVR, alerts

MCP server for QRZ.com — callsign lookup, DXCC resolution, logbook queries

MCP server for ARRL Logbook of The World — QSO query, QSL status, DXCC credit

ADIF MCP server — AI-agent access to Amateur Radio logging per ADIF 3.1.6

MCP server for Parks on the Air — park lookup, activator/hunter stats, spots

Open Source HamClock Backend Replacement

A new HF digital ARQ/QSO mode.

A cross-platform Winlink client written in Go

Companion PCB's to add ATU, internal battery with charger and a speaker to QRP Labs QMX+ transceiver

Desktop app to display a map showing your hunted and activated POTA parks

A POTA & SOTA hunter's best friend.

Morse Walker is a CW pileup trainer with modes such as POTA, SST, and CWT, plus beginner-friendly features, including adjustable speeds and Farnsworth spacing.

A custom Homebrew tap containing macOS software for amateur radio.

CW Sending Tool with Scoring and Stats

Easily merge cw morse code from a Vail Adapter with your mic for Zoom and other video call or recording software

Web Based CW Training Tools

Python-based Interface to PHaRLAP

ITU-R Recommendation P.533 Implementation

Analysis of PSWS Charette input.

Multichannel SDR based on fast convolution and IP multicasting

K3NG Arduino CW Keyer

Adapter for cw morse keys to USB

USB Interface for the QMX+

An amateur radio log data ADIF library in Typescript and Javascript

HamStudy license manuals