# COOL TC meeting agenda: 2026-07-22 16:00 CEST

**URL:** <https://forum.collaboraonline.com/t/cool-tc-meeting-agenda-2026-07-22-16-00-cest/4885>\
**Category:** Development\
**Created:** [July 21, 2026, 2:15pm UTC](https://forum.collaboraonline.com/t/cool-tc-meeting-agenda-2026-07-22-16-00-cest/4885 "2026-07-21T14:15:28Z")\
**Posts on this page:** 1\
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**Author:** ![Regina](https://avatars.discourse-cdn.com/v4/letter/r/d78d45/32.png) [@Regina](https://forum.collaboraonline.com/u/Regina)\
**Post date:** [July 22, 2026, 12:30pm UTC](https://forum.collaboraonline.com/t/cool-tc-meeting-agenda-2026-07-22-16-00-cest/4885/2 "2026-07-22T12:30:35Z")

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ODF requires to document “implementation-defined” things and application specific extensions to the standard. Especially extensions with the new coext prefix are affected for Collabora. There needs to be a place for this documentation and a maintainer. Upcoming example: Elements to save information to ODF in regard to SmartArt so that a round-trip with OOXML will be possible.

The problem includes the question whether to use the existing documentation from TDF and whether to have a common documentation together with TDF and if applicable, how to do it.

The documentation for TDF is in

> **[Development/ODF Implementer Notes/List of LibreOffice ODF Extensions - The...](https://wiki.documentfoundation.org/Development/ODF_Implementer_Notes/List_of_LibreOffice_ODF_Extensions)**

and

> **[Development/ODF Implementer Notes/List of LibreOffice ODF...](https://wiki.documentfoundation.org/Development/ODF_Implementer_Notes/List_of_LibreOffice_ODF_implementation-defined_items)**

Please add a topic about this to the agenda.

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