Alternatives to Slab

Slab ranks #7 on the Top 11 The 11 Best Knowledge Base Software (2026). Below: the higher-ranked alternatives we’d steer you to instead, by use case.

Verified June 8, 2026. No paid placement — see methodology.

#1Document360
9.2 / 9.4
A purpose-built KB platform that excels in content management, analytics, and customization for serious documentation needs.
Best for: Best dedicated KB platform · Pricing: $$$ ($149 to $599+/mo) · document360.com
#2Zendesk Guide
9 / 9.4
Unbeatable integration with Zendesk Support for ticket deflection and AI-powered agent suggestions.
Best for: Best for Zendesk suite users · Pricing: $$ ($55 to $115/agent/mo) · www.zendesk.com/guide
#3Intercom Articles
8.8 / 9.4
Delivers proactive, contextual help inside your app through its best-in-class messenger.
Best for: Best for in-app support · Pricing: $$ ($39 to $99+/seat/mo) · www.intercom.com/help-center-software
#4Guru
8.6 / 9.4
Pushes trusted internal knowledge directly into your team's existing workflows and tools.
Best for: Best for internal workflow knowledge · Pricing: $ ($5 to $20/user/mo) · www.getguru.com
#5Confluence
8.4 / 9.4
The industry standard for internal technical documentation, with deep Jira integration.
Best for: Best for internal technical docs · Pricing: $ ($5.75 to $11/user/mo) · www.atlassian.com/software/confluence
#6Notion
8.2 / 9.4
An incredibly flexible all-in-one tool with a best-in-class editor for building custom internal wikis.
Best for: Best all-in-one workspace · Pricing: $ ($8 to $15/user/mo) · www.notion.so

#1Document360