adswill / OnAir

Free SDR receiver for macOS, Windows and Linux: digital TV (DVB-T/T2, DVB-C, DVB-S/S2, ATSC, ISDB-T, DTMB), DAB+, FM, DRM, aviation (ADS-B, ACARS, VDL2), satellites, GNSS, ham modes (FT8, PSK31, CW), digital voice, cell towers and a spectrum analyser. HackRF, RTL-SDR, Airspy, SDRplay, BladeRF, LimeSDR, Pluto, USRP.

Gamer92000 / echo-dot-assist

Turn Amazon Echos (Echo Dot 3, Echo Dot 2, Echo 2) into local Home Assistant voice satellites. Keeps Amazon's mic processing and wake word engine, replaces Alexa with a small C daemon speaking ESPHome or Wyoming. Multiroom music via Music Assistant, Bluetooth speaker and proxy, no cloud.

BigBodyCobain / Shadowbroker

Open-source intelligence for the global theater. Track everything from the corporate/private jets of the wealthy, and spy satellites, to seismic events in one unified interface. Hook an AI agent up to have it parse through data and find previously unseen correlations. The knowledge is available to all but rarely aggregated in the open, until now.

simsieg / awesome-maps

There is more than google: A collection of great online maps 🌍🗺🌎

rt-bishop / Look4Sat

Satellite tracker and pass predictor for Android, inspired by Gpredict

daniestevez / gr-satellites

GNU Radio decoder for Amateur satellites

radiantearth / stac-spec

SpatioTemporal Asset Catalog specification - making geospatial assets openly searchable and crawlable

munimtechnologies / munim-maps

React Native Maps for MapKit, Google Maps, Mapbox, MapLibre (OpenStreetMap) and Cesium on iOS and Android, with every engine's features and animated 3D built in: vehicles, people on their floor, rocket launches, satellites on the globe. Expo and Swift Package Manager. Powered by Nitro Modules.