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://183.6.196.35.bc.googleusercontent.com/user/mcmgame
https://partecipa.poliste.com/assemblies/OHCS/f/107/proposals/886
https://leetcode.com/u/poptig/