Tettra vs Wiki.js
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Tettra is the stronger AI pick in Knowledge Management: it has a visibility score of 7.2 versus 0.3 for Wiki.js.
Choose Tettra if…
- You want the brand AI engines rank higher (7.2 vs 0.3)
- AI answers describe it more positively (27% vs 0% positive)
- Good option for internal company knowledge management
- Simple internal wiki with low administration
Choose Wiki.js if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Tettra | Wiki.js |
|---|---|---|
| Visibility score | 7.2% | 0.3% |
| Change vs last week | New | New |
| Rank in Knowledge Management | #15 | #46 |
| Share of voice | 1.9% | 0.2% |
| Mentions this run | 11 | 1 |
| Positive in AI answers | 27% | 0% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Tettra 0pp · Wiki.js 0pp over 0 weekly runs.
Engine by engine
Tettra leads on 3 of 3 engines
Head to head in AI answers
0 engine answers name both brands
Features, pricing & fit
| Dimension | Tettra | Wiki.js |
|---|---|---|
| Pricing model | Per seat | — |
| Entry price | $8 per seat / mo | — |
| Free plan | No · 30-day trial | — |
| Deployment | Cloud only; self-hosting not offered | Self-hosted, on Docker, Kubernetes or any platform that runs Node.js and Postgres |
| Support | Help center, Live chat, Priority support on Enterprise plan | — |
| Founded | 2015 | 2017 |
| Headquarters | Boston, MA, United States | — |
| Employees | 1–10 | — |
| Funding | Seed | — |
| Best for | Small and mid-market businesses of 10 to 500 employees that rely heavily on Slack | Individuals and teams that want a self-hosted, free wiki they fully control, from small side projects to wikis with thousands of contributors |
Plans side by side
Tettra
Wiki.js
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
Tettra
- Good option for internal company knowledge management
- Simple internal wiki with low administration
- Among highest-rated for willingness to recommend
- Offers a 30-day free trial
- Discount of 20%
Wiki.js
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Tettra vs Wiki.js”, https://slateindex.ai/compare/tettra-vs-wiki-js, data of Nov 3, 2026. Licence: CC BY 4.0.