{"success":true,"data":{"ext":"nbf","name":"NVIDIA Scene Graph binary file","description":"NVIDIA Scene Graph binary file (NBF) is a proprietary binary format developed by NVIDIA for the company's Scene Graph toolkit. It was used to store 3D scene descriptions, rendering data, and related assets for visualization and graphics applications built around NVIDIA software. The format is largely historical and may appear in legacy content; files should be treated cautiously only if obtained from untrusted sources.","mime":[],"risk_level":"Safe","signatures":[{"hex":"23 4E 42 46","offset":0,"sources":[{"name":"Gary Kessler","url":"https://www.garykessler.net/library/file_sigs_GCK_latest.html"}]}],"related":[],"usage":{"python":"def is_nbf(file_path: str) -> bool:\n    \"\"\"Check if file is a valid NBF by magic bytes.\"\"\"\n    signature = bytes([0x23, 0x4E, 0x42, 0x46])\n    with open(file_path, \"rb\") as f:\n        return f.read(4) == signature","node":"function isNBF(buffer: Buffer): boolean {\n  const signature = Buffer.from([0x23, 0x4E, 0x42, 0x46]);\n  return buffer.subarray(0, 4).equals(signature);\n}","go":"func IsNBF(data []byte) bool {\n    signature := []byte{0x23, 0x4E, 0x42, 0x46}\n    if len(data) < 4 {\n        return false\n    }\n    return bytes.Equal(data[:4], signature)\n}"}}}