[imsc] Add IMSC 1.3 Text designator HTML file (#638)
[imsc] Pull Request: Add IMSC Text Profile 1.3 namespace document
[imsc] Pull Request: adding exact file name for xml-schemas referencing
[imsc] Pull Request: Reorder sections alphabetically
Call for Consensus to request transition of IMSC 1.3 to Recommendation
Closed: [imsc] Add note about compatibility with DAPT (#622)
Closed: [imsc] ARIB liaison 2025-09-05: Section B. Common Character Sets - Table 2 (#613)
Closed: [imsc] ARIB liaison 2025-09-05: Table 1. Base Character Set (#616)
Closed: [imsc] Introduction: include an example annotated document and render (#553)
Closed: [imsc] Order subsections alphabetically, rather than being a concatenation of the old common provisions and text provisions. (#604)
Closed: [imsc] PR preview seems to be broken (#635)
Closed: [imsc] Root Container Region and Safe-Title Area (#568)
Closed: [imsc] Update examples so they signal conformance with IMSC 1.3 (#633)
Closed: [imsc] Update §I.6 "Previous versions of IMSC" to include imsc1.2 (#634)
Event Updated: TTWG Teleconference
Reminder of Call for W3C Breakouts Day 2026 Session Proposals (before 10 March)
Timing behavior of animations children within a sequential timeContainer parent
{BBC Announcement} new open source ttml validator project for DAPT and the BBC Subtitle Guidelines requirements
{Minutes} TTWG Teleconference 2026-02-12
{Minutes} TTWG Teleconference 2026-02-26
Last message date: Friday, 27 February 2026 17:38:23 UTC