For an open source alternative to Confluence, the strongest matches are docmost/docmost (Docmost is an open-source collaborative wiki with hierarchical pages), requarks/wiki (Wiki) and appflowy-io/appflowy (AppFlowy is a local-first, self-hostable knowledge base and collaborative). outline/outline and bookstackapp/bookstack round out the shortlist. Each is ranked by relevance to your query, popularity and recent activity.
Self-hosted and open-source documentation platforms that provide collaborative wiki features and team knowledge management tools.
Docmost is an open-source knowledge management system designed as a collaborative documentation platform for teams. It functions as an enterprise wiki that centralizes organizational information into structured, searchable workspaces, enabling users to create, organize, and share content through a hierarchical system of spaces and pages. The platform distinguishes itself by integrating artificial intelligence directly into the documentation lifecycle. It utilizes vector-based semantic search to allow for natural language queries across stored content and provides AI-assisted tools for draftin
Docmost is an open-source collaborative wiki with hierarchical pages, real-time editing, full-text search, access controls, and an API, directly matching the search for a self-hostable Confluence alternative.
This project is an enterprise knowledge platform designed for teams to create, manage, and publish structured documentation. Built on a high-performance runtime, it provides a centralized environment where contributors can author content using markdown, HTML, or a visual editor. The system is engineered to handle collaborative workflows, ensuring that technical and non-technical users alike can maintain documentation with consistent rendering and version control. What distinguishes this platform is its focus on secure, scalable, and synchronized content management. It features granular path-b
Wiki.js is a self-hosted knowledge platform with a visual editor, page hierarchy, collaborative editing, and granular access controls, matching all the key requirements for a Confluence alternative.
AppFlowy is a local-first knowledge base and collaborative workspace platform designed for structured information management. It functions as a modular productivity suite where users organize content through a block-based document model, allowing for flexible nesting and granular manipulation of data. The system prioritizes data sovereignty by enabling self-hosted storage, ensuring that sensitive information remains under user control while maintaining offline accessibility. The platform distinguishes itself through a decoupled architecture that separates its high-performance, memory-safe cor
AppFlowy is a local-first, self-hostable knowledge base and collaborative workspace with a block-based editor, page nesting, real-time collaboration, full-text search, access controls, and a plugin system, covering nearly all the features needed as a Confluence alternative for team documentation.
Outline is a full-stack server-side web application designed as a centralized platform for collaborative knowledge management. It provides teams with the infrastructure to create, organize, and share structured documentation through real-time editing tools, while supporting high availability and horizontal scalability in production environments. The platform distinguishes itself through a comprehensive suite of operational and development tools. It includes a command-line interface for managing database schema versioning and structural consistency across deployments, alongside an integrated t
Outline is a self-hostable team knowledge base with real-time collaborative editing, a rich text editor, and page hierarchy, covering the key requirements for a Confluence alternative.
BookStack is a self-hosted knowledge base platform designed for organizing, storing, and managing structured documentation. It utilizes a hierarchical content model that arranges information into nested trees of books, chapters, and pages, supported by a dedicated search index for rapid retrieval across the entire knowledge base. The platform distinguishes itself through deep integration with enterprise identity providers, allowing organizations to centralize authentication and access control via LDAP, SAML, or OIDC. It provides extensive administrative control over the content lifecycle, inc
BookStack is a self-hosted knowledge base platform with hierarchical content (books, chapters, pages), full-text search, enterprise authentication integration, and an API, making it a strong fit as an open-source Confluence alternative for team documentation.
AFFiNE is a collaborative knowledge base and productivity suite designed as a private-first, local-first platform. It provides an integrated workspace that combines structured documents with an infinite digital canvas, allowing users to organize complex information through a block-based model. By prioritizing local data persistence, the platform ensures immediate responsiveness and data sovereignty while maintaining a distributed state for real-time synchronization across multiple devices. The platform distinguishes itself through a canvas-integrated database engine that enables transitions b
AFFiNE is an open-source, self-hostable collaborative knowledge base combining structured documents with an infinite canvas, squarely matching your need for a team wiki tool with rich editing and real-time sync, though its canvas-first design differs slightly from traditional Confluence page hierarchies and lacks explicit mentions of access permissions or APIs based on available evidence.
Knowledge Repo is a technical content management system designed for organizing and sharing research, professional guides, and technical documentation. It functions as a collaborative technical wiki and knowledge base that supports the curation of insights using notebooks and markdown files. The platform synchronizes with version control to automate content publishing by detecting commits and changes pushed to a connected Git repository. This integration allows the system to manage markdown content and technical posts through a version-control-integrated workflow. The system includes tools f
Airbnb Knowledge Repo is a self-hostable technical wiki and knowledge base that organizes content using markdown and notebooks with Git-based publishing, but it lacks a rich text editor and real-time collaborative editing, making it a narrower fit for a full-featured Confluence alternative.
Gollum is a Git-powered wiki engine and content management system that provides a web-based interface for editing and organizing files stored in a Git repository. It functions as a self-hosted documentation tool, using a Git-based storage backend to manage page content and track version history. The system is characterized by a pluggable markup rendering architecture that converts multiple markup languages and specialized notations into HTML. It supports a wide array of rich content, including mathematical typesetting, BibTeX bibliographies, and diagrams rendered via Mermaid. Broad capabilit
Gollum is a self-hosted, Git-powered wiki engine that fits the team documentation and knowledge base category, though it uses markup-based editing rather than a rich text editor and lacks real-time collaborative editing, making it a narrower fit than a full Confluence alternative.
HedgeDoc is a self-hosted documentation platform and real-time collaborative Markdown editor. It serves as a digital workspace for creating shared technical notes and managing knowledge through a privately hosted system. The platform enables multiple users to write and format Markdown documents simultaneously in a shared live environment. It integrates external identity providers such as LDAP, SAML, and social platforms via OAuth2 to manage user access and authentication. The system includes capabilities for content publishing, including exporting notes to GitHub Gists and generating automat
HedgeDoc is a self-hosted collaborative Markdown documentation platform with real-time editing and authentication, fitting the team wiki category but lacking the WYSIWYG rich text editor and hierarchical page nesting that a Confluence alternative typically requires.
This project is a self-hosted enterprise wiki platform designed for teams to create, organize, and share documentation. It functions as a centralized knowledge management system that enables collaborative authoring through markdown syntax, allowing users to structure information within isolated departmental spaces and private team workspaces. The platform distinguishes itself through a focus on operational simplicity and administrative control. It is distributed as a single, self-contained executable binary, which streamlines deployment by eliminating complex runtime dependencies. To support
MM-Wiki is a lightweight, self-hostable wiki system designed for enterprise knowledge sharing and team documentation, making it a solid Confluence alternative; it likely covers core needs like page management, search, and API access, though its collaborative editing feature may be limited compared to more full-featured platforms.
This project is a self-hosted note-taking platform and collaborative markdown wiki. It functions as a real-time markdown collaborative editor, allowing multiple users to create, organize, and share documents simultaneously. The platform is designed for self-hosted knowledge management and collaborative markdown documentation, providing a private environment for teams to maintain shared technical notes.
CodiMD is a self-hosted collaborative markdown wiki that lets teams edit and share documents in real time, so it fits the knowledge‑base category—though its markdown‑only editor and omitted details on page hierarchy, full‑text search, and API integrations mean it covers fewer of the required features than a flagship alternative.
| Repository | Stars | Language | License | Last push |
|---|---|---|---|---|
| docmost/docmost | 19K | TypeScript | agpl-3.0 | |
| requarks/wiki | 27.9K | Vue | agpl-3.0 | |
| appflowy-io/appflowy | 72.5K | Dart | AGPL-3.0 | |
| outline/outline | 38.9K | TypeScript | NOASSERTION | |
| bookstackapp/bookstack | 18.3K | PHP | mit | |
| toeverything/affine | 69.4K | TypeScript | NOASSERTION | |
| airbnb/knowledge-repo | 5.5K | Python | Apache-2.0 | |
| gollum/gollum | 14.3K | Ruby | MIT | |
| hedgedoc/hedgedoc | 7.2K | TypeScript | AGPL-3.0 | |
| phachon/mm-wiki | 3.8K | Go | MIT |