{
  "commit": "fbe5ba4e3e790ab07eddc5b57e0f45a02cbcd60e",
  "count": 1,
  "generated_at": "2026-10-24T00:06:47Z",
  "items": [
    {
      "id": "dgen",
      "profile": {
        "core_classification": "other",
        "core_version": "1.33",
        "cores": [
          "dgen"
        ],
        "display_name": "Sega - Mega Drive - Genesis (DGen/SDL)",
        "emulator": "DGen/SDL",
        "exclusion_note": "Nothing to obtain. No BIOS or firmware is opened. The RetroPie scriptmodule help asks for bios_CD_U.bin, bios_CD_E.bin and bios_CD_J.bin, but no code path of this release names them, and a Sega CD image is refused by the \"SEGA\" header test. ref: romload.c:83-115\n",
        "files": [],
        "mode": "standalone",
        "notes": "Mega Drive emulator for SDL by Joe Groff and Phil K. Hornung, carried on by\nzamaz. Release 1.33 is the v1.33 tag of the project's git tree. It emulates\nthe 68000, the Z80, the VDP, the YM2612 and the SN76489 and nothing more: the\ntree holds no SH-2, no Sega CD hardware and no TMSS boot ROM.\n\nA cartridge is opened as given, then under the roms subdirectory of the DGen\nhome ($HOME/.dgen), or under str_rom_path when the configuration sets one. It\nis unpacked through libarchive when compressed, de-interleaved when it is an\nSMD dump, and refused unless \"SEGA\" stands at offset 0x100.\nref: romload.c:14-19,47-124, system.c:293-340, system.h:23-24, rc.cpp:554-560\n\nThe only other files read are dgenrc, save states, battery RAM and demos,\nall written by the emulator itself under the DGen home.\nref: main.cpp:132-196,352-366, system.h:45-47\n",
        "profiled_date": "2026-10-20",
        "source": "https://sourceforge.net/p/dgen/dgen",
        "source_commit": "1c196e63d3e35704a97a2cef60def9df3c9fd1ce",
        "systems": [
          "sega-megadrive",
          "sega-genesis"
        ],
        "type": "standalone"
      }
    }
  ],
  "kind": "emulators",
  "schema_version": 1
}