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://blog.librescrum.org/n577ml73k/n57-reference
https://tcvfnns4.kc2g.com/v8abmoogkm/v8ab-reference
https://blog.mithril.re/okaoksoisoy/okaok-reference