Crowdin - Localize your product in a seamless way
Unity - The multiplatform game creation tools for everyone.
POEditor - The translation and localization management platform that's easy to use *and* affordable!
Godot Engine - Feature-packed 2D and 3D open source game engine.
Lokalise - Localization tool for software developers. Web-based collaborative multi-platform editor, API/CLI, numerous plugins, iOS and Android SDK.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.