# BookStack vs Tettra

**Leader by vioscaleAI score:** Tettra

| Attribute | BookStack | Tettra |
|---|---|---|
| **vioscaleAI score** | 49.6 (24% (low)) | 64.4 (72% (medium)) |
| activity.commits_last_30d | 40 | - |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 19,079 | - |
| content.faq | - | `[{"answer":"Cloud-based knowledge management software that helps teams organize internal documentation, automatically answer common questions through an AI bot integrated with Slack, and maintain accurate content through verification workflows. It is indexed under Knowledge Base Software.","source":"https://tettra.com/pricing/","question":"What is Tettra?","confidence":0.6},{"answer":"Tettra is a paid product; published pricing starts at $8 per user per month. It is sold across 2 plans (Scaling and Enterprise). There is no free tier. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://tettra.com/pricing/","question":"How much does Tettra cost?","confidence":0.6},{"answer":"Tettra supports the web, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://tettra.com/pricing/","question":"What platforms does Tettra support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Tettra, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://tettra.com/pricing/","question":"Can Tettra be self-hosted?","confidence":0.6},{"answer":"We have confirmed 8 integrations for Tettra, including Slack, Google Docs, Google Workspace, Google Drive, Zapier, Asana, Trello and Zoho Sprints. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://tettra.com/pricing/","question":"What does Tettra integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Tettra. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Tettra not holding them. Always confirm compliance directly before you rely on it.","source":"https://tettra.com/privacy-policy/","question":"What security certifications does Tettra have?","confidence":0.7}]` |
| deployment.options | `{"on_prem":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | BookStack is a free, open-source wiki software designed for self-hosted deployment. It provides a straightforward way to organize information into books, chapters, and pages, supporting both visual and Markdown editing. | Cloud-based knowledge management software that helps teams organize internal documentation, automatically answer common questions through an AI bot integrated with Slack, and maintain accurate content through verification workflows. |
| features.capabilities | `{"deployment_model":"self_hosted_on_premise","hierarchical_nested_page_trees":true,"page_version_history_and_diffing":true}` | `{"hosting":"cloud","sso_scim":true,"free_tier":false,"api_access":true,"ai_assistant":true,"version_history":true,"public_publishing":true,"verification_expiry":true,"permissions_granularity":"page"}` |
| integrations.count | - | 8 |
| integrations.list | - | `[{"name":"Slack"},{"name":"Google Docs"},{"name":"Google Workspace"},{"name":"Google Drive"},{"name":"Zapier"},{"name":"Asana"},{"name":"Trello"},{"name":"Zoho Sprints"}]` |
| language.primary | PHP | - |
| license.spdx | MIT | - |
| market.availability | `{"primaryMarkets":["GB"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"ios":true,"web":true,"android":true}` |
| pricing | `{"type":"open_source","plans":[{"free":true,"name":"Community Support","description":"No assurance of response, support or resolution","contactSales":false},{"free":false,"name":"Professional Support Plan","summary":"£450/year","features":["Email and help-desk support","Installation and updating issue coverage","High priority triage for bug and issue reports","Open source platform development support"],"components":[{"kind":"fixed","amount":450,"period":"year","currency":"GBP"}],"contactSales":false},{"free":false,"name":"Enterprise Support Plan","summary":"£4,500/year","features":["All Professional Support features","Highest priority support request handling","API integration and extension assistance","Feature and roadmap discussion with core maintainers","Video support via Zoom, Teams, Meet, Discord"],"components":[{"kind":"fixed","amount":4500,"period":"year","currency":"GBP"}],"contactSales":false}],"summary":"Free open source software. Optional support from £450/year.","currency":"GBP","freeTier":true,"sourceUrl":"https://www.bookstackapp.com","retrievedAt":"2026-10-13T22:32:49.247Z","startingPrice":{"amount":450,"period":"year","currency":"GBP"},"billingPeriods":["year"]}` | `{"type":"subscription","plans":[{"free":false,"name":"Scaling","summary":"$8 per user/month (minimum 10 users). 20% discount for annual billing.","features":["AI answers in Slack","AI page tagging","AI FAQ generation","Train AI with Google Docs","Google Workspace integration","Slack integration with notifications","AI answers in DMs and channels","AI thread summarization","Mine existing answers from Slack","Questions & answers","Unlimited version history","Unlimited storage","External sites for public sharing","Page requests and tracking","Content verification workflows","Stale pages report","Unowned content report","Public content report","Zapier integration","API access","Usage analytics","Guest and read-only users","Invite-only categories","Page locking","Content import","Live chat support"],"minSeats":10,"commitment":"monthly","components":[{"kind":"per_unit","unit":"seat","amount":8,"period":"month","currency":"USD"}],"description":"For growing organizations looking to scale team knowledge with AI","contactSales":false},{"free":false,"name":"Enterprise","summary":"Custom pricing. Contact sales for details.","features":["All Scaling plan features","Custom pricing","SSO & SCIM provisioning","Hands-on training","Custom import and onboarding","Custom reporting","Custom integrations","Priority support"],"description":"For companies requiring hands-on onboarding and premium support","contactSales":true}],"addOns":[{"name":"Single sign-on (SAML)"},{"name":"User provisioning (SCIM)"}],"summary":"From $8/user/month. 30-day free trial. Annual billing saves 20%.","currency":"USD","freeTier":false,"sourceUrl":"https://tettra.com/pricing/","retrievedAt":"2026-08-14T09:19:27.938Z","freeTrialDays":30,"startingPrice":{"amount":8,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | no |
| pricing.model | open_source | commercial |
| pricing.price_level | free | low |
| pricing.starting_price | `{"amount":450,"currency":"GBP"}` | - |
| pricing.transparent | yes | yes |
| release.cadence_days | 10 | - |
| release.history | `[{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.09.1","date":"2026-09-29T14:24:29Z","type":"stable","version":"v26.09.1"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.09","date":"2026-09-24T16:45:38Z","type":"stable","version":"v26.09"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.05.5","date":"2026-09-14T14:02:55Z","type":"stable","version":"v26.05.5"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.05.4","date":"2026-08-24T12:49:34Z","type":"stable","version":"v26.05.4"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.05.3","date":"2026-07-29T09:44:05Z","type":"stable","version":"v26.05.3"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.05.2","date":"2026-07-02T09:44:20Z","type":"stable","version":"v26.05.2"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.05.1","date":"2026-06-09T12:13:53Z","type":"stable","version":"v26.05.1"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.05","date":"2026-05-28T11:41:52Z","type":"stable","version":"v26.05"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.03.5","date":"2026-05-21T13:02:35Z","type":"stable","version":"v26.03.5"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.03.4","date":"2026-04-30T10:43:57Z","type":"stable","version":"v26.03.4"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.03.3","date":"2026-04-05T21:46:30Z","type":"stable","version":"v26.03.3"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.03.2","date":"2026-03-23T12:00:39Z","type":"stable","version":"v26.03.2"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.03.1","date":"2026-03-17T11:03:58Z","type":"stable","version":"v26.03.1"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v26.03","date":"2026-03-15T13:29:33Z","type":"stable","version":"v26.03"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.9","date":"2026-03-12T11:04:45Z","type":"stable","version":"v25.12.9"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.8","date":"2026-02-27T10:33:14Z","type":"stable","version":"v25.12.8"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.7","date":"2026-02-19T23:36:55Z","type":"stable","version":"v25.12.7"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.6","date":"2026-02-18T19:53:07Z","type":"stable","version":"v25.12.6"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.5","date":"2026-02-17T18:42:47Z","type":"stable","version":"v25.12.5"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.4","date":"2026-02-17T11:44:48Z","type":"stable","version":"v25.12.4"}]` | - |
| reliability.sla_pct | - | 99.99 |
| reliability.status_page | - | yes |
| security.disclosure_policy | yes | - |
| security.gdpr | - | yes |
| security.pci | - | yes |
| security.trust_center | https://www.bookstackapp.com/docs/admin/security/ | - |
| security.vulnerabilities | `{"count":10,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=packagist&package_name=ssddanbrown%2Fbookstack&per_page=100","last_12m":0,"max_severity":"HIGH"}` | - |

## Capabilities (Wiki Software)

| Capability | BookStack | Tettra |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Self hosted on premise | - |
| Hierarchical nested page trees | ✓ | - |
| BI directional backlinking | - | - |
| Rich markdown slash commands | - | - |
| Real time multiplayer editing | - | - |
| Page version history and diffing | ✓ | - |
| AI automated content summarization | - | - |
| Slack ms teams chat embeds | - | - |
| Jira github engineering embeds | - | - |
| Figma lucidchart design embeds | - | - |
| SOC2 type ii | - | - |
| ISO 27001 | - | - |
| Pricing model | - | - |

*Source: vioscaleAI. Generated 2026-10-16T17:44:44.652Z. "-" = undocumented, not absent.*