Tangent Notes vs Zettlr
A side-by-side comparison of two self-hosted notes & knowledge base options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Tangent Notes | Zettlr |
|---|---|---|
| Deploy effort | Read-the-docs project | Read-the-docs project |
| Health score | 75 · Good | 94 · Excellent |
| Category | Notes & Knowledge Base | Notes & Knowledge Base |
| License | MIT | GPL-3.0 |
| Language | TypeScript | TypeScript |
| Setup difficulty | Easy | Easy |
| Min. RAM | 256 MB | 256 MB |
| Deployment | source | bare-metal, binary |
| GitHub stars | ★ 556 | ★ 13,577 |
| First released | 2022 | 2017 |
| Replaces | Obsidian, Roam Research | Notion, Obsidian |
What are Tangent Notes and Zettlr?
Tangent Notes
Tangent is a free, local-first note-taking application that stores notes as plain Markdown files and links them together into a connected map. It focuses on capturing and connecting ideas without a cloud dependency.
- Local-first storage
- Linked note map
- Plain Markdown files
- Session history
Zettlr
Zettlr is a desktop Markdown editor designed for academic writing and Zettelkasten note management, with citation support and internal linking. While desktop-first, it works on plain Markdown folders that can sync between machines.
- Zettelkasten linking
- Citation manager support
- Multi-format export
- Folder-based projects
Tangent Notes vs Zettlr: key differences
Both projects are written in TypeScript. Licensing differs — MIT for Tangent Notes versus GPL-3.0 for Zettlr. Zettlr is the more established project (first released 2017), while Tangent Notes arrived in 2022. Zettlr has the considerably larger community, at 13,577 GitHub stars versus 556.
Why pick each one
Choose Tangent Notes if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Written in TypeScript
- Tiny footprint — runs in 256 MB RAM
Choose Zettlr if…
- Strong academic features
- Plain Markdown files
Watch out for
- Desktop only
- No native sync server
Frequently asked questions
Is Tangent Notes or Zettlr better?
Neither is universally better. Zettlr has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Tangent Notes and Zettlr free and open-source?
Yes. Tangent Notes is licensed under MIT and Zettlr under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Tangent Notes and Zettlr with Docker?
Tangent Notes: check the project docs for container support. Zettlr: check the project docs for container support.