GEM resource file

GEM resource file (RSC) is a file format used by some Atari software to store menus, dialog boxes, text strings, icons, etc.

It is also sometimes used as an icon library format.

Specifications

 * The Atari Compendium: Appendix C: Native File Formats
 * Structures used by PC GEM

Software

 * can extract some graphics from RSC files.

Sample files

 * Atari Icon Library
 * If you look at a few dozen Atari programs at random, you'll probably find some RSC files.
 * http://cd.textfiles.com/806atari/ ...
 * http://cd.textfiles.com/atarilibrary/ ...
 * https://telparia.com/fileFormatSamples/archive/gemResourceFile/

Links

 * GEM Program and Resource Files, from Atari Computing magazine