The name is pretty self-explanatory, right? STLFinder is another simple search engine that will crawl the Web in search of free STL files, looking through many websites for 3D print models. You can also create an account to bookmark your favorites for future reference 1 Free STL Files/3D Print Models Site #1: Thingiverse The single biggest content repository on this list, Thingiverse is a website operated by MakerBot Industries, the creators of the popular Replicator series of 3D printers. The site is well established and mature, with a huge community of dedicated makers offering free STL files to download in...