atool - atool is a script for managing file archives of various types (tar, tar+gzip, zip etc)
Classic Macintosh UI Kit - 100+ elements inspired by the iconic, classic software
patool - patool is a portable command line archive file manager
UI Movement - The best UI design inspiration, daily
VMProtect - VMProtect Ultimate - All-In-One Solution For Software Licensing And Protection.
Random Resources - Resources for entrepreneurs