A new Minecraft world editor and converter
Free game engine for development of desktop, mobile, and web games
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
3D and 2D game engine written in Rust
Fast and lightweight JavaScript game engine built on WebGL and glTF
Cocos simplifies game creation and distribution with Cocos Creator
3D Game engine with editor
Cross-platform 2D and 3D game engine with modular architecture
Java/JavaFX/Kotlin Game Library (Engine)
World Class Leader Board Editor.
Make Minecraft Java Edition mods, Minecraft Bedrock Edition Add-Ons
Stride (formerly Xenko), a free and open-source cross-platform C# game
Minecraft map editor and mod
A Minecraft mapping tool that creates 3D models of your Minecraft
A permissions plugin for Minecraft servers
Desktop/Android/HTML5/iOS Java game development framework
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Magic Another Game Engine
Open and edit the archive files used in over 5700 games.
Flexible level editor
Gideros Release version
Europa Universalis 4 save game editor
Domination is a game that is a bit like the board game Risk