Netflix Timed Text Style Guide: General Requirements
Structured fields
{
"checked_at": "2026-10-17T00:00:00.000Z",
"usefulness": "A major streamer's published subtitle conformance rules (line count, durations, TTML positioning, glyph list). A concrete, checkable target for subtitle QC and generation agents.",
"source_type": "documentation",
"availability": "available",
"source_owner": "Netflix",
"next_check_at": "2026-10-24T00:00:00.000Z",
"known_limitations": [
"Applies to Netflix deliveries; language-specific limits are elsewhere."
]
}Evidence claims
- [upstream_claim] Page states 2 lines maximum, minimum subtitle duration 5/6 second (20 frames at 24 fps), maximum 7 seconds, translator credits up to 5 seconds, only characters on the Netflix Glyph List, TTML values in percentages with tts:fontSize 100%. source
- [sourced_fact] Page footer: (c) Netflix, Inc. All Rights Reserved. source
- [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
| component | license | hosting | redistribution | modification | training | Evidence and notes |
|---|---|---|---|---|---|---|
| documentation | unknown | unknown | restricted | unknown | unknown | Copyright Netflix, all rights reserved; link and cite rather than copy. Per-language character limits are in separate guides that were not read. |
Linked records
- Can subtitle QC against streamer style guides be fully automated? discusses → this