(1) See
JEM and
GEMS.
(2) (gem) The format for packaging Ruby programs via the RubyGems package manager. See
Ruby.
(3) (
Graphics
Environment
Manager) A early graphical user interface from Digital Research that was similar to the Mac/Windows environment. It was built into ROM in several Atari computers. The DOS version of Ventura Publisher came with a runtime version of GEM, enabling graphics-based page layout on a PC, which was not common at the time.