Based on community discussions and archival documentation, typically refers to a highly compressed archive of retro computing software, most commonly associated with Commodore 64 (C64) or Amiga collections found on platforms like the Internet Archive . Guide to LEMON Archives
: Most files will be in formats like .d64 (floppy disk), .crt (cartridge), or .adf (Amiga Disk File).
: If you are uploading your own DOS or retro software to the Internet Archive, ensure your program and support files are in a single .zip or .7z archive. You must set the "emulator" metadata to "dosbox" and define the "emulator_start" file (e.g., LEMON.EXE ) for browser-based play. Making Your DOS Programs Live Again at the Internet Archive