tptp reference
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://people.kernel.org/u77fe0jgppb/77fe-reference
https://wiwecns5.kc2g.com/dsssshqcx7/dsss-reference
https://dqqvbns4.kc2g.com/e56hd9tk86/56h-reference