Otter Wiki
Simple, easy to use wiki software using markdown.
- Wikis & Knowledge Bases
- Python
- MIT
- Docker
- Actively maintained
GitHub stats
- GitHub stars
- 1,551
- Forks
- 131
- Open issues
- 49
- Commits, last 12 months
- 524
- Last commit
- Oct 5, 2026
- Latest release
- v2.25.0Oct 3, 2026
- Created
- Jul 4, 2018
Data from the GitHub API, refreshed daily.
About Otter Wiki
Simple, easy to use wiki software using markdown. Otter Wiki is open source under the MIT license and written mainly in Python, so you can read the code, run it on your own hardware and keep full control of your data.
The project has 1,551 stars and 131 forks on GitHub, with 524 commits over the last year. It ships a Docker image, which makes it a good fit for a small VPS or a home server running Docker Compose.
Topics
- markdown
- wiki
- git
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What is Otter Wiki?
Otter Wiki is a free, open-source app you can host on your own server, listed in our Wikis & Knowledge Bases category. Simple, easy to use wiki software using markdown. The source code lives at github.com/redimp/otterwiki, where it has 1,551 stars.
Is Otter Wiki free and open source?
Yes. Otter Wiki is open-source software released under the MIT license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run Otter Wiki with Docker?
Yes. Otter Wiki provides a Docker image, so you can run it on any Linux server with Docker and Docker Compose installed. The project README lists the image name and the environment variables to set.
What are the best alternatives to Otter Wiki?
Popular open-source alternatives to Otter Wiki include SiYuan, Outline and Wiki.js. Otter Wiki itself is a self-hosted alternative to Confluence.
Is Otter Wiki actively maintained?
The most recent commit to Otter Wiki was on Oct 5, 2026 with 524 commits in the past twelve months. The latest release is v2.25.0, published Oct 3, 2026. Check the open issues on GitHub to gauge how quickly maintainers respond.