Signal KSignal K is a free, open-source marine data platform providing an open data standard, a local server hub, and hundreds of plugins for collecting and sharing boat data.(0)0
ScythebillScythebill is a free, open-source desktop app for birders to track life lists, sightings, and species records on Windows, macOS, and Linux.(0)0
QLogQLog is a free, open-source amateur radio logging application built on Qt with SQLite. Features rig control, rotator control, and callsign lookups via HamQTH and QRZ.(0)0
JMRIJMRI is a free, open-source Java software suite for model railroad computer control, featuring DecoderPro, PanelPro, OperationsPro, and support for 50+ hardware systems.(0)0
MuseScoreCreate, play back, and print professional sheet music for free with MuseScore Studio. Open-source music notation software for Windows, Mac, Linux, iOS, and Android.(0)0
NumismatistHelperNumismatistHelper is a free, open-source desktop app for cataloging coins, banknotes, and coin sets using a MySQL database. Supports image attachments and CSV export.(0)0
OpenCPNOpenCPN is a free, open-source marine chartplotter and GPS navigation app for Windows, Mac, Linux, Raspberry Pi, and Android. Chart courses and track your position at sea.(0)0
WebODMWebODM is a free, open source tool that converts aerial drone images into georeferenced maps, point clouds, elevation models, and 3D models. Runs offline on your own hardware.(0)0
OpenNumismatOpenNumismat is free, open-source coin collecting software. Catalog your coins, manage wish and selling lists, and view collection statistics on desktop, web, and mobile.(0)0
VinduinoVinduino is a GPL-licensed Arduino-based platform for monitoring soil moisture and salinity across multiple depths and locations to optimize farm irrigation.(0)0
