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MediaWiki vs An Otter Wiki: catalog facts
MediaWiki	An Otter Wiki
Free Free and open software with no charge.	Free Free and open source under the MIT licence.
Web, Self-hosted	Self-hosted
Proven at very large scale by Wikipedia Large library of extensions	Git backend with full page history Extended Markdown with tables, formulas and diagrams
Needs a server and some administration to install and maintain Wiki markup and setup take time to learn	Mermaid diagrams and Git server are experimental Deliberately minimal feature set
Self-hosted	Self-hosted
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.