{
  "reviewed": "2026-10-14",
  "upstream_credits": [
    "https://github.com/amvlab/aircraft-models/blob/91d835e8e851b2317fe79af291c9fed6153fd525/LICENSE",
    "https://github.com/bilawalsidhu/gods-eye-view/blob/e7707d9a0f34d9fbffc300023c319f95caa5be30/public/models/README.md",
    "https://github.com/srcejon/sdrangel-3d-models/blob/59d1ee24ebc2c24343afb54b26928f965a625140/LICENSE",
    "https://github.com/oktal3700/bluebell/blob/71d530a6dabf6165a2a4f13455942000aa0bb2b0/LICENSE"
  ],
  "models": [
    {
      "files": [
        "A320_nologo.glb",
        "A350_nologo.glb",
        "A380_nologo.glb",
        "B737_nologo.glb",
        "B787_nologo.glb"
      ],
      "name": "Airbus A320, A350, A380; Boeing 737 and 787",
      "creator": "amvlab",
      "source": "https://github.com/amvlab/aircraft-models/tree/91d835e8e851b2317fe79af291c9fed6153fd525",
      "changes": "CAT loads the original logo-free GLB assets. Runtime orientation and display scale may be adjusted; the source mesh files are not changed.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "c172.glb"
      ],
      "name": "Cessna 172",
      "creator": "e737",
      "source": "https://sketchfab.com/3d-models/cessna-172-64cddaee5aff470682659a8c08525046",
      "changes": "Optimized by God's Eye View: simplified geometry/materials, resized textures, and normalized orientation, scale and origin. CAT adjusts runtime orientation.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "citation2.glb"
      ],
      "name": "1990 Cessna Citation, Texture Detailed, Exterior",
      "creator": "BlenderCommunityHead",
      "source": "https://sketchfab.com/3d-models/1990-cessna-citation-texture-detailed-exterior-a78839624fe64900a8352cb23462350a",
      "changes": "Optimized by God's Eye View: simplified geometry/materials, resized textures, and normalized orientation, scale and origin. CAT adjusts runtime orientation.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "jet.glb"
      ],
      "name": "Private Jet",
      "creator": "Nick the Name",
      "source": "https://sketchfab.com/3d-models/private-jet-cbdd1de6ced9461e950eafaa302cc82b",
      "changes": "Repackaged by God's Eye View as GLB with hierarchy transforms baked and orientation, scale and origin normalized; existing materials preserved. CAT adjusts runtime orientation.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "atr72.glb"
      ],
      "name": "ATR 72 - 600",
      "creator": "Oyan3D",
      "source": "https://sketchfab.com/3d-models/atr-72-600-1e1a7186f7444d288675262fcee44744",
      "changes": "Optimized by God's Eye View: simplified geometry/materials, textures replaced with dominant material colors, and normalized orientation, scale and origin. CAT adjusts runtime orientation.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "bell206.glb"
      ],
      "name": "Bell 206 JetRanger",
      "creator": "terran4627",
      "source": "https://sketchfab.com/3d-models/bell-206-jetranger-d2f7ba1d671549d4b26aaf834139a1dd",
      "changes": "Optimized by God's Eye View: simplified geometry/materials, resized textures, and normalized orientation, scale and origin. CAT adjusts runtime orientation.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "helicopter.glb"
      ],
      "name": "Helicopter (AW101 reference)",
      "creator": "Gigantic Burger",
      "source": "https://skfb.ly/6XBwS",
      "changes": "GLB asset supplied through SDRangel. CAT adjusts runtime orientation and plays the model's animation; animation does not represent measured rotor speed.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "airplane.glb"
      ],
      "name": "Boeing 747",
      "creator": "zairiq-123",
      "source": "https://sketchfab.com/3d-models/boeing-747-9b16672038ba48f98e6d80a159044ed9",
      "changes": "Optimized by God's Eye View: geometry/material simplification and normalized orientation, metre scale and origin; texture resizing where applicable. CAT adjusts runtime orientation and display scale. The source GLB is unchanged.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "b789.glb"
      ],
      "name": "Boeing 787-9",
      "creator": "Nobilis 2",
      "source": "https://sketchfab.com/3d-models/boeing-787-9-b6711e2e698e4e469675c1154a50b7a3",
      "changes": "Optimized by God's Eye View: geometry/material simplification and normalized orientation, metre scale and origin; texture resizing where applicable. CAT adjusts runtime orientation and display scale. The source GLB is unchanged.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "mq9.glb"
      ],
      "name": "MQ-9",
      "creator": "IProZenoN",
      "source": "https://sketchfab.com/3d-models/mq-9-fabe963feb354c5584b51f9c470c3f7e",
      "changes": "Optimized by God's Eye View: geometry/material simplification and normalized orientation, metre scale and origin; texture resizing where applicable. CAT adjusts runtime orientation and display scale. The source GLB is unchanged.",
      "license": "CC BY 4.0",
      "license_url": "https://creativecommons.org/licenses/by/4.0/"
    },
    {
      "files": [
        "a333.glb",
        "b752.glb",
        "b763.glb",
        "b77w.glb",
        "e190.glb",
        "crj9.glb",
        "dh8d.glb",
        "be20.glb"
      ],
      "name": "Airbus A330-300; Boeing 757-200, 767-300 and 777-300ER; Embraer 190; CRJ900; Dash 8 Q400; King Air 200",
      "creator": "Bluebell CSL contributors; glTF conversion by SDRangel",
      "source": "https://github.com/srcejon/sdrangel-3d-models/tree/59d1ee24ebc2c24343afb54b26928f965a625140",
      "upstream_license": "https://github.com/oktal3700/bluebell/blob/71d530a6dabf6165a2a4f13455942000aa0bb2b0/LICENSE",
      "changes": "CAT repackages the selected glTF geometry as local GLB files, removes airline and registration textures, applies neutral materials, normalizes the forward axis, and preserves upstream metre scale. Reference models are enlarged on screen for readability. The reproducible conversion script records the pinned source path for each model.",
      "license": "CC0 1.0 Universal",
      "license_url": "https://creativecommons.org/publicdomain/zero/1.0/"
    }
  ],
  "built_in": {
    "name": "Generic twin-engine jet",
    "creator": "Clear Aviation Tracking",
    "source": "src/map3d/fallback-aircraft.js",
    "purpose": "Original low-poly placeholder shown for unmatched aircraft and while external models load or fail. Illustrative shape, not a confirmed Boeing type. Unknown heading is displayed north-up and disclosed in the aircraft details."
  }
}