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://cs4001.cc.gatech.edu/members/ne5678n/
https://giloo.ist/member/389win?mainTab=notes&subTab=my_notes
https://community.oncord.com/user/25rr