Manticore Search is an Open Source database that was created in 2017 as a continuation of Sphinx Search engine. It will be integrated with Tiki Wiki CMS Groupware version 25.
Not working yet (as of 2022-07-04) but will be ready in time for the release of Tiki25
https://manticoresearch.com/about/
https://dev.tiki.org/Manticore-Search
https://gitlab.com/wikisuite/wikisuite-packages/-/tree/main/wikisuite-manticore/debian
https://gitlab.com/kroky/tiki/-/commits/feature/manticore/