STL files are everywhere. When there’s something to 3D print, it’s probably going to be an STL. Which, as long as the model is good just as it is, is no trouble at all. But sooner or la… ...

According to Adobe, "STL was created by 3D Systems in 1987 as part of their stereolithography printing technology for commercial 3D printers. Since its creation, the STL file format hasn't changed ...

The most common type of file used with 3D printing is called standard triangle language (STL) and is available on several websites and databases for use by anyone who might need it.

Free tool Tinkercad makes it a snap for first-timers to create 3D objects for printing. ... Design > Download for 3D Printing and you'll immediately get an STL file you can load into your printer.