MediaWiki - Collaboration Collaboration

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About

MediaWiki is a free, open-source collaboration and documentation platform used for large-scale wikis, knowledge bases, and structured documentation systems.

MediaWiki is one of the foundational wiki platforms on the web and remains clearly in scope for the directory. The official project positions it as a collaboration and documentation platform used by tens of thousands of websites and thousands of organizations. It is especially relevant for teams and communities that need extensibility, multilingual support, large-scale knowledge organization, and a mature open-source ecosystem.

Who Is MediaWiki Best For?

MediaWiki is particularly well-suited for:

Large organizations

Communities

Documentation teams

Self-hosters

Knowledge systems that need scale and extensibility

View all Collaboration apps

Credibility of This Listing

We show what we know, where it comes from, and what is still incomplete.

Review Coverage

Limited

Third-party review coverage is limited for this listing. Treat the score as directional rather than comprehensive.

NoteFinderz Research

March 16, 2026

NoteFinderz research refreshed on March 16, 2026.

Product Freshness

Unknown

Product update date not yet recorded.

Descriptions, use cases, pros, and limitations are written and curated by NoteFinderz. Ratings and review volume are aggregated from public signals when they exist.

Visible Review Sources

Coverage in progress

No third-party review sources are linked to this listing yet. We still keep the app in the directory, but confidence in the score is lower.

Features

Version History

Templates

API Access

File Attachments

Sharing

Publishing

Custom Themes

Ratings & Reviews

4.5

Pricing

Free

Free Tier Available

Project Health

Status

Active

Publisher & Origin

Developer

Wikimedia Foundation

Source Model

Open source

License

GPL-2.0-or-later

Country of Origin

United States

Headquarters

San Francisco, California, United States

Origin Type

Open-source community

Pros

✓ Open source

✓ Mature and battle-tested

✓ Strong extensibility

✓ Multilingual support

✓ Excellent for large-scale wiki deployments

Cons

⚠ Heavier and more technical than modern SaaS note tools

⚠ Setup and maintenance can be complex

⚠ Interface feels less streamlined than newer entrants

⚠ Best fit is organizational documentation rather than personal note-taking

Frequently Asked Questions

Is MediaWiki free to use?

Yes, MediaWiki offers a free tier that you can use without payment. Free and open source, with self-hosted deployment and optional third-party hosting or consulting.

What platforms does MediaWiki support?

MediaWiki is available on Web. You can access it from any web browser, plus dedicated apps for other platforms.

Is MediaWiki open source?

Yes, MediaWiki is open source. The source code is publicly available.