sdl2trs: sdl2trs (Radio Shack TRS-80 Model I/III/4/4P Emulator, for SDL2) sdl2trs: sdl2trs: sdl2trs is a Radio Shack TRS-80 Model I/III/4/4P emulator for sdl2trs: Macintosh OSX, Windows and Linux. It has been ported from the sdl2trs: excellent X-Windows Unix emulator xtrs. Instead of using the sdl2trs: X-Window system for graphics, it uses the portable SDL-2.0 library. sdl2trs: sdl2trs: sdl2trs: sdl2trs: sdl2trs: