head to head · open source
wiki vs atomic
wiki has 29,128 GitHub stars, 3,335 forks, 182 open issues and last shipped yesterday. atomic has 2,001 stars, 143 forks, 34 open issues and last shipped 1 months ago. wiki leads on adoption by 1,356% (29,128 vs 2,001 stars). wiki is written in TypeScript under AGPL-3.0; atomic is written in Rust under MIT. wiki has attracted 11% as many forks as stars, atomic 7%. wiki was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| wiki | atomic | |
|---|---|---|
| GitHub stars | ★ 29K | ★ 2.0K |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | Rust |
| Last push | 2026-11-02 | 2026-09-29 |
| Forks | ⑂ 3.3K | ⑂ 143 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick wiki if
- You weight community size — 29K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick atomic if
- You want the atomic feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and atomic fits your workflow better
About wiki
A modern, lightweight and powerful wiki app built on NodeJS Official Website Documentation Requirements Installation Demo Changelog Feature Requests Chat with us on Discord Translations (We need your help!) Special Thanks Contribute Follow our Twitter feed to learn about upcoming updates and new releases! Donate Wiki.js is an open source project that has been made possible due to the generous contributions by community backers. If you are interested in supporting this project, please consider becoming a sponsor, becoming a patron, donating to our OpenCollective, via Paypal or via Ethereum (
About atomic
☁️ Atomic Cloud — Atomic, hosted at your own subdomain. Try it out for free. Everything below still self hosts forever. A personal knowledge base that turns markdown notes into a semantically connected, AI augmented knowledge graph. Atomic stores knowledge as atoms — markdown notes that are automatically chunked, embedded, tagged, and linked by semantic similarity. Your atoms can be synthesized into wiki articles, explored on a spatial canvas, and queried through an agentic chat interface. Wiki synthesis — LLM generated articles with inline citations Canvas — view your knowledge on an interactive graph Semantic…
read the full atomic overview →
More in Content & Publishing
Related comparisons
More Documentation & Knowledge Base projects
Compare either of these against the rest of the Documentation & Knowledge Base field.
Frequently asked questions
Is wiki or atomic more popular?
wiki has 29,128 GitHub stars and atomic has 2,001. wiki has the larger community by that measure.
Are wiki and atomic free?
Both are open source. wiki is licensed under AGPL-3.0 and atomic under MIT. Neither carries a licence fee.
What is the difference between wiki and atomic?
wiki is written in TypeScript and atomic in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, wiki or atomic?
Choose wiki if you want the larger community (29,128 stars) or its AGPL-3.0 licence terms. Choose atomic if its feature set, stack or MIT licence fits better. Both are self-hostable.