Robust Toolbox
Official Link: https://github.com/space-wizards/RobustToolbox
Source code link: https://github.com/space-wizards/RobustToolbox
Description: ECS based game engine originally created for space station 14 but other games are supported. It is intended for multiplayer games and it is possible to sandbox the client.
Size: Small (<200mb)
Source License: Open Source
Price Model: Completely Free
Last Release Version: 267.2.1
Last Release Date: Sept. 26, 2025
Development Platforms: Windows Mac Linux
Publishing Platforms: Windows Mac Linux
Programming Languages: C#
Genres: 2D
Features: ECS
Entry Last Updated: Sept. 27, 2025
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