STL, also known as Standard Triangle Language, Stereolithography, and Standard Tessellation Language, is a file format developed by 3D Systems in 1987 for the company’s first batch of commercial 3D printers and associated native stereolithography CAD software. In this guide, we’ll dive into what exactly is an STL file, how to edit one, and recommend the best STL editors, covering everything from newbie-friendly tools to fully-featured CAD tools - and, for the thrifty makers out there, free STL editors, too.
Is an STL file you downloaded from Thingiverse causing you strife and successive failed prints? Have you spotted a glaring error begging for a fix, or fancy jazzing it up with your own personal twist?Īn STL editor should do the job, and we’ve gathered up the best STL editors around.
