Endless Sky is a sandbox-style space exploration game
GPL software which renders realistic skies in real time
Open source home automation that puts local control and privacy first
Interactive, thoroughly customizable maps in the browser
Low code project to build admin panels, internal tools, and dashboards
Not UFO in the sky, but an ultra fold in Neovim
Extremely fast, easy to use, and fully async NoSQL database
Precise localization based on GNSS and IMU
Stacking program, astrometric (plate) solver, fits file viewer
FlightGear Flight Simulator: free open-source multiplatform flight sim
Satellite tracking software
Hallo Northern Sky planetarium program
Lynkeos is an astronomical webcam image processing software for OS X.
Night Vision is a "planetarium" program written in Java
A collection of java astronomy tools