4l4l 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://ffpisgoat.kc2g.com/i2m2mop5zyb/2m2m-reference
https://wf.unixcat.net/g22kkotbhoo/22kk-reference
http://prose.astral.camp/f3x3xd2l123/3x3x-reference