Comparison

BookStack vs Slab

On the evidence we track, Slab leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

BookStack full profile →Slab full profile →

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BookStack60

★Slab73

Attribute comparison across 2 tools
Attribute	BookStack	SlabLeader
Vioscale score	60 / 100low · 14%updating	73 / 100low · 42%updating
Pricing
Free tierpricing.free_tier	-	✓
Modelpricing.model	commercial	freemium
Price levelpricing.price_level	free	low
Transparentpricing.transparent	-	✓
Integrations
Countintegrations.count	-	46
Security
Disclosure policysecurity.disclosure_policy	-	✓
Gdprsecurity.gdpr	-	✓
Soc2security.soc2	-	✓
Vulnerabilitiessecurity.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	-
Adoption
Dependent reposadoption.dependent_repos	0	-
Github starsadoption.github_stars	19,001	-
Activity
Commits last 30dactivity.commits_last_30d	50	-
Release
Cadence daysrelease.cadence_days	12	-
Historyrelease.history	20 items	-
License
Spdxlicense.spdx	MIT	-
Language
Primarylanguage.primary	PHP	-
Market
Availabilitymarket.availability	-	Available worldwide

Score

Vioscale score

BookStack60 / 100low · 14%updating

Slab73 / 100low · 42%updating

Pricing

Free tier

BookStack–

Slab✓

Model

BookStackcommercial

Slabfreemium

Price level

BookStackfree

Slablow

Transparent

BookStack–

Slab✓

Integrations

Count

BookStack–

Slab46

Security

Disclosure policy

BookStack–

Slab✓

Gdpr

BookStack–

Slab✓

Soc2

BookStack–

Slab✓

Vulnerabilities

BookStackCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fbookstackapp%2Fbookstack&per_page=100 · Last 12m: 0

Slab–

Adoption

Dependent repos

BookStack0

Slab–

Github stars

BookStack19,001

Slab–

Activity

Commits last 30d

BookStack50

Slab–

Release

Cadence days

BookStack12

Slab–

History

BookStack20 items

Slab–

License

Spdx

BookStackMIT

Slab–

Language

Primary

BookStackPHP

Slab–

Market

Availability

BookStack–

SlabAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for wiki software. “-” means undocumented, not absent.

Capability comparison for 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	-	-

Capabilities

Deployment model

BookStack-

Slab-

Hierarchical nested page trees

BookStack-

Slab-

BI directional backlinking

BookStack-

Slab-

Rich markdown slash commands

BookStack-

Slab-

Real time multiplayer editing

BookStack-

Slab-

Page version history and diffing

BookStack-

Slab-

AI automated content summarization

BookStack-

Slab-

Slack ms teams chat embeds

BookStack-

Slab-

Jira github engineering embeds

BookStack-

Slab-

Figma lucidchart design embeds

BookStack-

Slab-

SOC2 type ii

BookStack-

Slab-

ISO 27001

BookStack-

Slab-

Pricing model

BookStack-

Slab-

What each one is

The product in its own terms, so the numbers below have context.

BookStack

Not documented yet.

Slab

Leader

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.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

BookStack

Open source

as of 2026-08-17verify ↗

Slab

Leader

from $6.67/moSubscriptionFree tier

Free tier for up to 10 users, then $6.67–$12.50 per user/month

FreeFree
- Up to 10 users
- 3 guests per user
- 10MB attachments
- 90 days version history
- Unlimited posts and topics
- +7 more
Startup$6.67/user/month billed annually
- Unlimited users
- 3 guests per user
- 25MB attachments
- 365 days version history
- Unlimited posts and topics
- +10 more
Business$12.50/user/month billed annually
- Unlimited users
- 5 guests per user
- 100MB attachments
- Unlimited version history
- Unlimited posts and topics
- +19 more
EnterpriseContact sales
- At least 100 users
- Unlimited guests
- Custom attachments
- Unlimited version history
- Unlimited posts and topics
- +20 more

as of 2026-08-17verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	BookStack	Slab
WebPlatforms	-	✓
macOSPlatforms	-	✓
WindowsPlatforms	-	✓
Cloud / SaaSDeployment	-	✓

Platforms

Web

BookStack–

Slab✓

macOS

BookStack–

Slab✓

Windows

BookStack–

Slab✓

Deployment

Cloud / SaaS

BookStack–

Slab✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

BookStack

Not documented yet.

Slab

Leader

46 total

Airtable
BambooHR
Box
Canva
ClickUp
CodePen
Confluence
Draw.io
Dropbox
Figma
Freshdesk
GitLab
Gliffy
Google Workspace
Guru
InVision
iorad
Jira
Jotform
JSFiddle
Linear
Loom
Lucid
Ludus
+22 more

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.