Otter Wiki vs Read the Docs
A side-by-side comparison of two self-hosted wikis & documentation options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Otter Wiki | Read the Docs |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 84 · Excellent | 92 · Excellent |
| Category | Wikis & Documentation | Wikis & Documentation |
| License | MIT | MIT |
| Language | Python | Python |
| Setup difficulty | Easy | Hard |
| Min. RAM | 128 MB | 2,048 MB |
| Deployment | docker, bare-metal, source | docker, bare-metal, source |
| GitHub stars | ★ 1,544 | ★ 8,390 |
| First released | 2021 | 2010 |
| Replaces | Confluence, Notion | GitBook, Confluence |
What are Otter Wiki and Read the Docs?
Otter Wiki
Otter Wiki is a minimalistic open-source wiki that stores its pages as Markdown in a Git repository. It offers a simple web interface with editing, history, and search for small teams.
- Git-backed Markdown pages
- Built-in history and diffs
- Full-text search
- Minimalist interface
Read the Docs
Read the Docs is an open-source documentation hosting platform that automatically builds and versions documentation from a Git repository. The community edition can be self-hosted for internal docs.
- Automatic docs builds from Git
- Version and language management
- Webhook-triggered rebuilds
- Full-text search
Otter Wiki vs Read the Docs: key differences
Both projects are written in Python. Otter Wiki is the lighter option, starting around 128 MB of RAM against 2,048 MB for Read the Docs. Read the Docs is the more established project (first released 2010), while Otter Wiki arrived in 2021. Read the Docs has the considerably larger community, at 8,390 GitHub stars versus 1,544.
Why pick each one
Choose Otter Wiki if…
- Easy to host and back up
- Clean, simple UI
Watch out for
- Basic feature set
- Smaller community
Choose Read the Docs if…
- Great for versioned project docs
- Automated build pipeline
Watch out for
- Complex to self-host
- Heavier resource needs
Frequently asked questions
Is Otter Wiki or Read the Docs better?
Neither is universally better. Read the Docs has the larger community, while Otter Wiki is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Otter Wiki and Read the Docs free and open-source?
Yes. Otter Wiki is licensed under MIT and Read the Docs under MIT. Both can be self-hosted at no software cost.
Can I run Otter Wiki and Read the Docs with Docker?
Otter Wiki: yes. Read the Docs: yes.
Which is lighter on resources, Otter Wiki or Read the Docs?
Otter Wiki has the smaller minimum footprint at 128 MB of RAM, compared to about 2,048 MB for Read the Docs. Real-world usage depends on library size, user count, and enabled features.