Best Self-Hosted Wiki Software in 2026

Collaborative platforms for creating and maintaining structured documentation, wikis, and team knowledge bases.

The top-rated pick is Outline with 39,101 GitHub stars.

6 self-hosted wiki software — ranked by GitHub stars. Browse all

Outline

The fastest growing-team knowledge base — beautiful, realtime collaborative, feature packed, and markdown compatible Notion and Confluence alternative.

Alternative to:

Notion

Huly

All-in-one open source platform that combines project management, CRM, chat, HR, and wiki as an alternative to Linear, Jira, Slack, and Notion.

Alternative to:

Notion

Docmost

Open-source collaborative wiki and documentation platform, an alternative to Confluence and Notion.

Alternative to:

Confluence

BookStack

Open source wiki and documentation platform with a books/shelves/pages model — a simple, self-hostable alternative to Confluence and Notion.

Alternative to:

Adobe Acrobat

kuku

Open-source local-first Markdown workspace for macOS with wiki, AI editing, and encrypted sync.

Alternative to:

Obsidian

Golocron

A plug-and-play blogging and wiki system for Go backends with Markdown support and live preview.

Alternative to:

WordPress

Why self-host?

Self-hosting puts you in control. You own your data, avoid vendor lock-in, and eliminate recurring subscription costs. For teams handling sensitive data or operating under strict compliance requirements, running your own infrastructure is often the only viable option.