Otter Wiki vs Realms Wiki
A side-by-side comparison of two self-hosted wikis & documentation options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Otter Wiki
Lightweight Git-backed documentation wiki
VS
Realms Wiki
Git-backed wiki that stores pages as Markdown
| Feature | Otter Wiki | Realms Wiki |
|---|---|---|
| Category | Wikis & Documentation | Wikis & Documentation |
| License | MIT | GPL-2.0 |
| Language | Python | Python |
| Setup difficulty | Easy | Medium |
| Min. RAM | 128 MB | 256 MB |
| Deployment | docker, bare-metal, source | docker, source |
| GitHub stars | ★ 1,494 | ★ 824 |
| First released | 2021 | 2014 |
| Replaces | Confluence, Notion | Confluence |
Why pick each one
Choose Realms Wiki if…
- Released under the GPL-2.0 license
- First-class Docker support for quick deployment
- Written in Python
- Tiny footprint — runs in 256 MB RAM
Frequently asked questions
Is Otter Wiki or Realms Wiki better?
Otter Wiki is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Realms Wiki if its specific feature set fits your needs better.
Are Otter Wiki and Realms Wiki free and open-source?
Yes. Otter Wiki is licensed under MIT and Realms Wiki under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Otter Wiki and Realms Wiki with Docker?
Otter Wiki: yes. Realms Wiki: yes.