3D printing & STL5 min read
How to reduce STL file size without ruining the print
Why STL files get large, how to read the triangle count straight from the file size, and what binary, re-export, decimation and 3MF each save in practice.
3D printing & STL posts
STL file size, mesh repair and pre-slicer checks.
3D printing & STL7 min read
STL vs 3MF vs OBJ: picking the right 3D file format
What each format really stores, how many bytes the same mesh costs in all three, why units decide most arguments, and the edge cases that break silently.