I recently came across a new platform while browsing, and I was surprised by how smooth and fast the overall experience feels compared to others I've tried before, especially in terms of loading speed and usability
https://wf.unixcat.net/afun0sh29y/afun-reference
http://blog.bantu.social/zk64e4opg/zk6-reference
https://blog.mithril.re/z77feyo9t1b/77fe-reference