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2 Best SlimWiki Free Alternatives in 2026

Explore 2 alternatives to SlimWiki — vetted by our editors with real user reviews, pricing, and feature comparisons.

Tettra - Enterprise Wiki Software

Tettra

Empowering teamwork through streamlined knowledge management.

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4.4

73 verified reviews

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What is Tettra?

Tettra is an open-source enterprise wiki software, licensed under AGPLv3. A self-hosted enterprise wiki is an effective tool for collaboration across the company, upgrading the company's knowledge base, adapting to changes with ease, collecting feedback in one place with fine-grained ...

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GitBook - Enterprise Wiki Software

GitBook

Streamline collaboration and boost knowledge sharing.

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4.7

138 verified reviews

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What is GitBook?

GitBook is a real-time collaborative publication platform that gives teams the tools to build a website, all on one page. It's great for sharing knowledge, organizing information, and crowdsourcing insights from experts on the subject of choice. GitBook is a free web application that allows to ...

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GitBook offers custom pricing plan

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

The top-rated alternatives to SlimWiki are GitBook (4.7★), Tettra (4.4★). Compare all 2 alternatives side-by-side above.

SlimWiki starts from $20 /Month. Many alternatives offer similar functionality at different price points — some with free tiers, others with more flexible per-seat pricing. Use the filters above to narrow by budget.

Migration difficulty depends on how deeply SlimWiki is integrated into your workflows. Most alternatives offer data export/import tools and dedicated onboarding support. We recommend shortlisting 2–3 options, running a free trial, and checking each vendor's migration guides before committing.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

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