Command-line shell and scripting language built on .NET
Command line video player
Open source clone of the Age of Empires II engine
Native, fast starting Clojure interpreter for scripting
A lightweight game server framework implemented with Actor Model
Cross-Platform C++ 2D/3D game engine
Cross-platform, open source, and super fast MUD client with scripting
OWASP Coraza WAF is a golang modsecurity compatible firewall library
Vulnerability Patterns Detector for C# and VB.NET
A web framework for Lua and OpenResty written in MoonScript
TreeFrog Framework, High-speed C++ MVC Framework for Web Applications
The safest & truly intuitive templates for PHP
Java based open source static site/blog generator for developers
FlightGear Flight Simulator: free open-source multiplatform flight sim
For exploring cellular automata like Conway's Game of Life.
MadEdit-Mod is a cross platform Text/Hex editor based on MadEdit
Free cross-platform image editor
Nyquist is a language for sound synthesis and music composition.
3D modeler, 3D game maker, 3D demo maker
Create\Open Android update-script, Fast and Easily.
A tool to check web apps for vulnerabilty
Cross-platform Dialogboxes Tool written in Go
USB Bridge for SMBus/I2C, GPIO, & Clock
Embeddable scripting engine