When comparing Phaser.io vs Crafty.js, the Slant community recommends Phaser.io for most people. In the question“What are the best 2D game engines?” Phaser.io is ranked 10th while Crafty.js is ranked 44th. The most important reason people chose Phaser.io is:
Ranked in these QuestionsQuestion Ranking
Pro Very fast to develop with
Pro Good tutorials, courses and books
There are plenty of great learning resources available for Phaser.io.
Pro Super-simple loading of assets
Pro Great community resources
Pro Animating is easy
Pro Excellent tools for sprites
Pro Built-in Arcade Particle system
Pro Easy to learn
Pro Support for Arcade Physics, Ninja Physics and p2.js
Pro No install required
All you need to do is attach Phaser script to a HTML page even without installing any extensions.
Pro Very active development
This is one of the most developed frameworks right now.
Pro WebGL and Canvas rendering modes
You can choose WebGL or classic HTML canvas element for game rendering.
Pro Easy to learn
Most task are done just using 2 or 3 lines of codes...
Pro Has separate versions maintained by developer and the community
The creator of phaser(photonstorm) has given the older(Phaser 2.0) source code to the community for their own maintenance, and has made Phaser 3.0 with a different style and approach, trying to make it easier for beginners to learn.
Pro Easy to understand if you have used flash
Phaser provides a similar approach as to that of Flash games, where you can load assets and place them on a stage, and even improves upon the shortcomings of actionscript. It is very easy to shift from flash to HTML5 development because of this approach.
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.
Con Poor performance
As long as your map is not larger than 600*400px, everything is fine.
Con Official documentation is not so good
Con Developer ignores community needs
Con Extremely many bugs
Con No IDE
If you like having some huge GUI akin to Gamemaker, Unreal, Unity, etc, Crafty is not for you.