head to head · open source
wiki vs utoipa
wiki has 29,128 GitHub stars, 3,335 forks, 182 open issues and last shipped yesterday. utoipa has 4,141 stars, 416 forks, 248 open issues and last shipped 14 days ago. wiki leads on adoption by 603% (29,128 vs 4,141 stars). wiki is written in TypeScript under AGPL-3.0; utoipa is written in Rust under Apache-2.0. wiki has attracted 11% as many forks as stars, utoipa 10%. wiki was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (documentation), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| wiki | utoipa | |
|---|---|---|
| GitHub stars | ★ 29K | ★ 4.1K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Rust |
| Last push | 2026-11-02 | 2026-10-20 |
| Forks | ⑂ 3.3K | ⑂ 416 |
| 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 utoipa if
- You want the utoipa feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and utoipa 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 utoipa
utoipa Auto generated OpenAPI documentation Pronounced /u:ˈtoʊ:i.pɑ/ or /u:ˈtoʊˌaɪ.piˈeɪ/ whatever works better for you. Want to have your API documented with OpenAPI? But don't want to be bothered with manual YAML or JSON tweaking? Would like it to be so easy that it would almost be utopic? Don't worry: utoipa is here to fill this gap. It aims to do, if not all, then most of the heavy lifting for you, enabling you to focus on writing the actual API logic instead of documentation. It aims to be minimal , simple and fast . It uses simple proc macros which you can use to annotate your code to have items…
read the full utoipa overview →
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Frequently asked questions
Is wiki or utoipa more popular?
wiki has 29,128 GitHub stars and utoipa has 4,141. wiki has the larger community by that measure.
Are wiki and utoipa free?
Both are open source. wiki is licensed under AGPL-3.0 and utoipa under Apache-2.0. Neither carries a licence fee.
What is the difference between wiki and utoipa?
wiki is written in TypeScript and utoipa 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 utoipa?
Choose wiki if you want the larger community (29,128 stars) or its AGPL-3.0 licence terms. Choose utoipa if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.