KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
Skript is a Bukkit plugin which allows server admins
Open source cross-platform multi-purpose game toolkit
Game engine supporting many 3D/2D formats and graphic effects
Undetectable scripthook with lua execution and filesteal
Open-DIS implements the IEEE DIS protocol in multiple languages.
Positional Audio Communication for Minecraft with Mumble
Game engine supporting many 3D/2D formats and graphic effects