{
  "commit": "d38cd580364b2c788e633b9e51c15e1668f726c0",
  "count": 1,
  "generated_at": "2026-11-03T13:36:34Z",
  "items": [
    {
      "id": "boytacean",
      "profile": {
        "core_classification": "official_port",
        "core_version": "0.13.2",
        "cores": [
          "boytacean"
        ],
        "display_name": "Nintendo - Game Boy / Color (Boytacean)",
        "emulator": "Boytacean",
        "files": [
          {
            "hle_fallback": true,
            "mode": "standalone",
            "name": "dmg_boot.bin",
            "note": "Original Nintendo DMG boot ROM",
            "required": false,
            "size": 256,
            "source_ref": "src/gb.rs:1416, src/data.rs:14",
            "system": "nintendo-gb"
          },
          {
            "hle_fallback": true,
            "mode": "standalone",
            "name": "sgb_boot.bin",
            "note": "Super Game Boy boot ROM",
            "required": false,
            "size": 256,
            "source_ref": "src/gb.rs:1417, src/data.rs:29",
            "system": "nintendo-gb"
          },
          {
            "hle_fallback": true,
            "mode": "standalone",
            "name": "dmg_bootix.bin",
            "note": "Open-source DMG boot ROM from Bootix (default DMG)",
            "required": false,
            "size": 256,
            "source_ref": "src/gb.rs:1418, src/data.rs:44",
            "system": "nintendo-gb"
          },
          {
            "hle_fallback": true,
            "mode": "standalone",
            "name": "mgb_bootix.bin",
            "note": "Open-source MGB (Pocket) boot ROM from Bootix",
            "required": false,
            "size": 256,
            "source_ref": "src/gb.rs:1419, src/data.rs:59",
            "system": "nintendo-gb"
          },
          {
            "hle_fallback": true,
            "mode": "standalone",
            "name": "cgb_boot.bin",
            "note": "Original Nintendo CGB boot ROM",
            "required": false,
            "size": 2304,
            "source_ref": "src/gb.rs:1420, src/data.rs:74",
            "system": "nintendo-gbc"
          },
          {
            "hle_fallback": true,
            "mode": "standalone",
            "name": "cgb_boytacean.bin",
            "note": "Custom open-source CGB boot ROM (default CGB)",
            "required": false,
            "size": 2304,
            "source_ref": "src/gb.rs:1421, src/data.rs:177",
            "system": "nintendo-gbc"
          }
        ],
        "notes": "Game Boy / Game Boy Color emulator written in Rust by Joao Magalhaes.\n\nLibretro: all boot ROMs compiled into binary as static byte arrays in\nsrc/data.rs. load_boot_static() copies from arrays. No filesystem\naccess, no RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY. No external files.\nref: frontends/libretro/src/core.rs:402 instance.load(true) -> src/gb.rs:1377 -> load_boot_static at src/gb.rs:1414\n\nStandalone (SDL): also defaults to embedded boot ROMs via load(true).\nUser can override via --boot-rom-path CLI argument with any boot ROM\nfile (frontends/sdl/src/main.rs:1138-1143). load_boot_file() with hardcoded ./res/boot/*.bin paths exists in\nsrc/gb.rs:1427 but is not called from any frontend.\n\nBoot ROM defaults: DmgBootix (DMG), CgbBoytacean (CGB), both open-source.\n",
        "profiled_date": "2026-03-23",
        "source": "https://github.com/joamag/boytacean",
        "source_commit": "4d806d0770f117cc8e6ac0fe75b95aa9dc39fc4f",
        "systems": [
          "nintendo-gb",
          "nintendo-gbc"
        ],
        "type": "standalone + libretro",
        "upstream": "https://github.com/joamag/boytacean",
        "version_basis": {
          "kind": "file",
          "path": "setup.py",
          "pattern": "version=\"([^\"]+)"
        }
      }
    }
  ],
  "kind": "emulators",
  "schema_version": 1
}