# BookStack vs Slab

**Leader by Vioscale score:** Slab

| Attribute | BookStack | Slab |
|---|---|---|
| **Vioscale score** | 53.1 (14% (low)) | 66.2 (45% (low)) |
| activity.commits_last_30d | 50 | - |
| adoption.dependent_repos | 0 | - |
| adoption.github_stars | 19,001 | - |
| deployment.options | - | `{"cloud":true}` |
| description.long | - | A web-based platform for creating, organizing, and sharing organizational knowledge. It enables teams to build internal documentation, policies, and procedural guides with modern editing tools, unified search across integrated applications, and real-time collaboration features. |
| integrations.count | - | 46 |
| integrations.list | - | `[{"name":"Airtable"},{"name":"BambooHR"},{"name":"Box"},{"name":"Canva"},{"name":"ClickUp"},{"name":"CodePen"},{"name":"Confluence"},{"name":"Draw.io"},{"name":"Dropbox"},{"name":"Figma"},{"name":"Freshdesk"},{"name":"GitLab"},{"name":"Gliffy"},{"name":"Google Workspace"},{"name":"Guru"},{"name":"InVision"},{"name":"iorad"},{"name":"Jira"},{"name":"Jotform"},{"name":"JSFiddle"},{"name":"Linear"},{"name":"Loom"},{"name":"Lucid"},{"name":"Ludus"},{"name":"Microsoft"},{"name":"Miro"},{"name":"Mode"},{"name":"Monday"},{"name":"Office 365"},{"name":"OneLogin"},{"name":"Otter"},{"name":"Pingboard"},{"name":"Quip"},{"name":"Rows"},{"name":"Shortcut"},{"name":"Slideshare"},{"name":"Smartsheet"},{"name":"Todoist"},{"name":"Trello"},{"name":"Typeform"},{"name":"Vimeo"},{"name":"Wistia"},{"name":"Wrike"},{"name":"X"},{"name":"YouTube"},{"name":"Zendesk"}]` |
| language.primary | PHP | - |
| license.spdx | MIT | - |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | - | `{"mac":true,"web":true,"windows":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://www.bookstackapp.com","retrievedAt":"2026-08-17T09:08:13.578Z"}` | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"Free forever, up to 10 users","features":["Up to 10 users","3 guests per user","10MB attachments","90 days version history","Unlimited posts and topics","Realtime collaboration","Templates","Verification","Unified search","30 days usage analytics","Single sign-on","Basic support level"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Up to 10 users with essential features and basic support","contactSales":false,"includedLimits":{"users":"10","guests":"3 per user","attachments":"10MB","version_history":"90 days"}},{"free":false,"name":"Startup","summary":"$6.67/user/month billed annually","features":["Unlimited users","3 guests per user","25MB attachments","365 days version history","Unlimited posts and topics","Realtime collaboration","Templates","Verification","Unified search","Private topics","90 days usage analytics","AI Autofix","Single sign-on","Unlimited standard support","Standard support level"],"commitment":"annual","components":[{"kind":"per_unit","unit":"user","amount":6.67,"period":"month","currency":"USD"}],"description":"Unlimited users with enhanced collaboration, private topics, and AI autofix","contactSales":false,"includedLimits":{"users":"unlimited","guests":"3 per user","attachments":"25MB","version_history":"365 days"}},{"free":false,"name":"Business","summary":"$12.50/user/month billed annually","features":["Unlimited users","5 guests per user","100MB attachments","Unlimited version history","Unlimited posts and topics","Realtime collaboration","Templates","Verification","Unified search","Private topics","Custom domains","365 days usage analytics","AI Autofix","AI Predict","AI Ask","Single sign-on","SAML-based SSO","SCIM provisioning","GraphQL API","Webhooks","Unlimited standard support","3 premium support","Priority support level","Uptime SLA"],"commitment":"annual","components":[{"kind":"per_unit","unit":"user","amount":12.5,"period":"month","currency":"USD"}],"description":"Unlimited users with custom domains, advanced AI capabilities, and API access","contactSales":false,"includedLimits":{"users":"unlimited","guests":"5 per user","attachments":"100MB","version_history":"unlimited"}},{"free":false,"name":"Enterprise","summary":"Custom pricing, contact sales@slab.com","features":["At least 100 users","Unlimited guests","Custom attachments","Unlimited version history","Unlimited posts and topics","Realtime collaboration","Templates","Verification","Unified search","Private topics","Custom domains","Unlimited usage analytics","AI Autofix","AI Predict","Advanced AI Ask","Single sign-on","SAML-based SSO","SCIM provisioning","Audit logs","GraphQL API","Webhooks","Unlimited standard support","Unlimited premium support","Dedicated support level","Uptime SLA"],"minSeats":100,"description":"Large team deployment with custom pricing, unlimited resources, and dedicated support","contactSales":true,"includedLimits":{"users":"100+","guests":"unlimited","attachments":"custom","version_history":"unlimited"}}],"summary":"Free tier for up to 10 users, then $6.67–$12.50 per user/month","currency":"USD","freeTier":true,"sourceUrl":"https://slab.com/pricing/","retrievedAt":"2026-08-17T09:08:16.118Z","startingPrice":{"amount":6.67,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | - | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | free | low |
| pricing.transparent | - | yes |
| release.cadence_days | 12 | - |
| release.history | `[{"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"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.3","date":"2026-01-29T15:29:25Z","type":"stable","version":"v25.12.3"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.2","date":"2026-01-24T14:01:03Z","type":"stable","version":"v25.12.2"},{"url":"https://github.com/BookStackApp/BookStack/releases/tag/v25.12.1","date":"2025-12-30T17:25:57Z","type":"stable","version":"v25.12.1"}]` | - |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fbookstackapp%2Fbookstack&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Wiki Software)

| Capability | BookStack | Slab |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | - | - |
| 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: Vioscale. Generated 2026-09-01T20:20:00.094Z. "-" = undocumented, not absent.*