When comparing Crafty.js vs Yae, the Slant community recommends Crafty.js for most people. In the question“What are the best 2D game engines?” Crafty.js is ranked 34th while Yae is ranked 104th.
Ranked in these QuestionsQuestion Ranking
Easy to learn, based on Entities and Components, the later being class-like objects that entities inherit.
Has open function binding systems, allowing easy creation of custom components.
Ships with easy to use IDE created only for development in it
Pro Frequent updates
Supports all major platforms
Pro Multiple languages support
Con No IDE
If you like having some huge GUI akin to Gamemaker, Unreal, Unity, etc, Crafty is not for you.
Con Lone developer
Con In early development
Do not have as much features as other listed engines.