Otter Wiki vs WackoWiki
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 | WackoWiki |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 84 · Excellent | 69 · Good |
| Category | Wikis & Documentation | Wikis & Documentation |
| License | MIT | BSD-3-Clause |
| Language | Python | PHP |
| Setup difficulty | Easy | Easy |
| Min. RAM | 128 MB | 128 MB |
| Deployment | docker, bare-metal, source | bare-metal, docker, source |
| GitHub stars | ★ 1,544 | ★ 55 |
| First released | 2021 | 2003 |
| Replaces | Confluence, Notion | Confluence, Notion |
What are Otter Wiki and WackoWiki?
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
WackoWiki
WackoWiki is a lightweight, open-source wiki engine focused on ease of installation and multilingual support. It includes WYSIWYG editing, access control, and file uploads.
- Easy installation
- WYSIWYG editing
- Multilingual interface
- Access control lists
Otter Wiki vs WackoWiki: key differences
Otter Wiki is written in Python, while WackoWiki is built with PHP. Licensing differs — MIT for Otter Wiki versus BSD-3-Clause for WackoWiki. WackoWiki is the more established project (first released 2003), while Otter Wiki arrived in 2021. Otter Wiki has the considerably larger community, at 1,544 GitHub stars versus 55.
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 WackoWiki if…
- Lightweight and simple
- Good multilingual support
Watch out for
- Small community
- Limited extensions
Frequently asked questions
Is Otter Wiki or WackoWiki better?
Neither is universally better. Otter Wiki has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Otter Wiki and WackoWiki free and open-source?
Yes. Otter Wiki is licensed under MIT and WackoWiki under BSD-3-Clause. Both can be self-hosted at no software cost.
Can I run Otter Wiki and WackoWiki with Docker?
Otter Wiki: yes. WackoWiki: yes.