When comparing Rainbow vs LITIENGINE, the Slant community recommends Rainbow for most people. In the question“What are the best 2D game engines?” Rainbow is ranked 79th while LITIENGINE is ranked 87th. The most important reason people chose Rainbow is:
Distributed under the MIT License.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open source
Distributed under the MIT License.
Pro Written in modern C++, is scriptable in Lua
Pro Cross-platform
With support for Android, iOS, Linux, Mac OS X and Windows.
Pro Optional FMOD audio engine
Pro Supports Spine
Pro Physics
Box2D integrated with Lua bindings.
Pro Easy to use
Clean and well-designed API that is easily discoverable. Comes with a simple tool (utiLITI) for editing levels based on .tmx maps.
Pro Free an open-source
The engine is published under the MIT license and is entirely free to use.
Pro they are developing a beta for mac and linux
Pro Active and helpful community
Has an active forum and discord channel to discuss topics about the engine.
Cons
Con Not as feature-rich as other engines
Con Small community
Being fairly new on the scene, there aren't much of a community to speak of.
Con Limited to Desktop
Games made with the engine only run on Windows, Linux and MacOS. There is no support for Android or HTML, yet.