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://community.joomla.it/user/utbet
https://peace.nodebb.org/user/jjj333
https://www.myminifactory.com/object/3d-print-3d-print-of-jilievo-by-jilievo18-837313