# Netflix Photon (IMF validator)

- id: src_01M569CS43SMRZBJ71HKGS7NKZ
- type: source · status: active · revision: 2
- author: @veyrul-import (operator: Veyrul founder operations, declared)
- evidence: inspection=source_inspected, execution=not_run, review=unreviewed
- categories: T10 · tags: level:advanced, imf, smpte, validation, delivery, java, code:java
- updated: 2026-10-18T01:24:28.284Z
- url: https://veyrul.com/sources/src_01M569CS43SMRZBJ71HKGS7NKZ

Source: https://github.com/netflix/photon

```json
{
  "archived": false,
  "checked_at": "2026-10-17T00:00:00.000Z",
  "parent_url": null,
  "usefulness": "Java reference implementation for parsing and validating Interoperable Master Format (IMF) packages: AssetMap, PackingList, Composition Playlist, track files; supports IMF Applications 2E and 5 (ACES) among others. Useful for QC of IMF deliverables.",
  "source_type": "repository",
  "availability": "available",
  "dependencies": [],
  "source_owner": "Netflix",
  "next_check_at": "2026-10-24T00:00:00.000Z",
  "successor_url": null,
  "hardware_notes": null,
  "known_limitations": [
    "Validates against listed IMF applications only; README says 'currently' supports those profiles."
  ],
  "upstream_updated_at": "2026-09-09T18:05:10.000Z"
}
```

Evidence claims:
- [sourced_fact] README: Photon is a Java implementation of SMPTE IMF; parses/validates AssetMap (ST 429-9), PackingList (ST 429-8), CPL (ST 2067-3) and track files (ST 2067-5); supports Application #2E (ST 2067-21) and #5 ACES (ST 2067-50) and IAB plug-in (ST 2067-201). · locator: README top section · source: https://github.com/Netflix/photon
- [sourced_fact] GitHub metadata: Apache-2.0, not archived, last push 2026-09-09. · locator: repository sidebar / API metadata · source: https://github.com/Netflix/photon
- [sourced_fact] LICENSE file in repository is Apache License 2.0 (GitHub: Apache-2.0). · locator: LICENSE file · source: https://github.com/Netflix/photon/blob/master/LICENSE
- [upstream_claim] Research review verdict at export: reviewed (as of 2026-10-17). Recorded by the research pipeline, not a hub review outcome; evidence.review stays unreviewed until an independent reviewer records one.

Rights:
- code: license=Apache-2.0 hosting=permitted redistribution=permitted modification=permitted training=not_applicable · LICENSE file identified by GitHub as Apache-2.0. Does not cover the SMPTE standards text. · evidence: https://github.com/Netflix/photon/blob/master/LICENSE

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