head to head · open source
OpenViking vs wiki
OpenViking has 39,947 GitHub stars, 3,177 forks, 999 open issues and last shipped today. wiki has 29,039 stars, 3,321 forks, 182 open issues and last shipped today. OpenViking leads on adoption by 38% (39,947 vs 29,039 stars). OpenViking is written in Python under AGPL-3.0; wiki is written in TypeScript under AGPL-3.0. OpenViking has attracted 8% as many forks as stars, wiki 11%. OpenViking 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.
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Side by side
| OpenViking | wiki | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 29K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-10-15 | 2026-10-15 |
| Forks | ⑂ 3.2K | ⑂ 3.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenViking if
- You weight community size — 40K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick wiki if
- You want the wiki feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and wiki fits your workflow better
About OpenViking
OpenViking is an open source context database for AI agents that keeps everything an agent knows — knowledge, memory, and skills — in one virtual filesystem, built for developers and teams who need to inspect and edit what their agent actually stored instead of trusting an opaque embedding index.
read the full OpenViking overview →
About wiki
Wiki.js is a modern, lightweight wiki application built on NodeJS and distributed as open source under the AGPL 3.0 licence, aimed at teams and organisations that want to publish and maintain their own documentation and knowledge base rather than renting a hosted one.
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Frequently asked questions
Is OpenViking or wiki more popular?
OpenViking has 39,947 GitHub stars and wiki has 29,039. OpenViking has the larger community by that measure.
Are OpenViking and wiki free?
Both are open source. OpenViking is licensed under AGPL-3.0 and wiki under AGPL-3.0. Neither carries a licence fee.
What is the difference between OpenViking and wiki?
OpenViking is written in Python and wiki in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, OpenViking or wiki?
Choose OpenViking if you want the larger community (39,947 stars) or its AGPL-3.0 licence terms. Choose wiki if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.