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WebVTT Packaging for MOQT Streaming Format rev 00 lands on the IETF Datatracker
This document specifies the JSON packaging format for delivering WebVTT caption and subtitle content as event timeline tracks within the MOQT Streaming Format (MSF).
Source: IETF DatatrackerView source →
Draft Snapshot
- Draft:
draft-wilaw-moq-webvtt-msf - Revision: 00
- Last updated: 2026-07-06
- Source: IETF Datatracker
Summary
This document specifies the JSON packaging format for delivering WebVTT caption and subtitle content as event timeline tracks within the MOQT Streaming Format (MSF).
Analysis
This draft is directly relevant to the MOQ ecosystem and worth tracking because it reflects current protocol work or adjacent implementation guidance from the IETF process.
Abstract
This document specifies the JSON packaging format for delivering WebVTT caption and subtitle content as event timeline tracks within the MOQT Streaming Format (MSF).