Gollum vs Zettlr
A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Gollum
A simple, Git-powered wiki with a sweet API
VS
Zettlr
Markdown editor for writers, researchers, and Zettelkasten users
| Feature | Gollum | Zettlr |
|---|---|---|
| Category | Wikis & Documentation | Notes & Knowledge Base |
| License | MIT | GPL-3.0 |
| Language | Ruby | TypeScript |
| Setup difficulty | Medium | Easy |
| Min. RAM | 256 MB | 256 MB |
| Deployment | binary, docker, source | bare-metal, binary |
| GitHub stars | ★ 14,308 | ★ 13,354 |
| First released | 2010 | 2017 |
| Replaces | Confluence, Notion | Notion, Obsidian |
Why pick each one
Frequently asked questions
Is Gollum or Zettlr better?
Neither is universally better. Gollum has the larger community, while Zettlr is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Gollum and Zettlr free and open-source?
Yes. Gollum is licensed under MIT and Zettlr under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Gollum and Zettlr with Docker?
Gollum: yes. Zettlr: check the project docs for container support.