Fosscad Megapack

By 2019, the center of gravity shifted to online forums like , Rocket.Chat , and Reddit's r/gunCAD (since banned). It was here that anonymous users began aggregating files into "packs." The first versions were small—a dozen designs. But as more designers emerged, the packs swelled. The FOSSCAD Megapack became the flagship compilation, updated roughly every 6–12 months.

: One of the most widely circulated versions, containing over 1.1GB of zipped data. fosscad megapack