[yokto]

Paper.js simply isn't meant to be used to draw thousands of rectangles. You should only use something GPU-based for that, like Pixi or Three.

I love Paper.js because it has a TON of super useful vector features and is still is reasonably fast :D

[jansan]

The boolean functionality in Paper.js is quite outstanding. I am not aware of any other Javascript library that features such a robust implementation of path unite/intersect/subtract/exclude operations.

[gnykka]

I simply loved the examples on paper.js webpage and just wanted to try it