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.mithril.re/game80oth3ni/game80-reference
https://blog.librescrum.org/p4pg1dt8hk/4pg-reference
https://wf.unixcat.net/sl7799tyu4eu/sl7799-reference