They also licensed the GEM windowing system, which supported the customized CGA hardware of the 1512.
In addition to MS-DOS 3.3 and Organizer, the PC20/PC200 was supplied with GEM and four CGA-compatible games.
manager | manager (baseball) | general manager | Natural environment | Integrated development environment | Environment Agency | Department for Environment, Food and Rural Affairs | Secretary of State for the Environment | Environment | environment | Manager (association football) | Football Manager | Graphical user interface | graphical user interface | Manager (football) | United Nations Environment Programme | Player Manager | general manager (baseball) | General Manager | Manager (professional wrestling) | football manager | Distributed Computing Environment | window manager | natural environment | Environment Canada | Environment (biophysical) | Championship Manager | Secretary of State for the Environment, Transport and the Regions | Mike Bassett: England Manager | Sedimentary depositional environment |
The program has existed in several incarnations: text-based curses for SunOS, text-based hardcoded VT52 for Atari TOS, GEM-based for Atari, Turbo C for DOS, Xlib-based for Linux and now Xt-based for POSIX-compliant systems.