Best Self Hosted Alternatives to Slite

AppFlowy is an open-source, privacy-focused collaborative workspace designed as an alternative to Notion. It combines rich documents, databases, boards, and AI-assisted tools across desktop, mobile, and web clients while keeping a local-first data model.

Key Features

• Rich editor with many block/content types (code blocks, equations, embeds, toggles) and customizable templates
• Database views: grid, board (kanban), calendar and custom views for structured data
• Hybrid architecture: Flutter-based native clients and a Rust core handling business logic and persistence
• Local-first storage using SQLite plus CRDT-based collaboration layers and optional cloud sync
• Built-in AI features (AI chat and writers) with support for local and external models and model selection
• Cross-platform distribution: native macOS, Windows, Linux, iOS and Android clients; web client for browser access
• Extensible plugin and template ecosystem with community-contributed Flutter packages and editor plugins

Use Cases

• Personal knowledge management and note-taking with structured databases and rich content
• Team collaboration for project documentation, shared wikis, and kanban-based task tracking
• Publishing documentation or lightweight sites and using AI to generate summaries, drafts, or takeaways

Limitations and Considerations

• Feature parity with established commercial products is still evolving; some advanced Notion features may be missing or in-progress
• Web deployment and self-hosted web setup can require configuration (CORS, environment variables) and has had community-reported friction during installation
• Commercial/cloud features and enterprise-grade services are shipped separately (cloud offerings and paid tiers); community and plugin ecosystems are active but still maturing

AppFlowy is best suited for users who want control over their data, cross-device native experiences, and an open-source, extensible workspace. It is actively developed with a thriving community, and feature coverage continues to expand through releases and community contributions.

Docusaurus is an open source tool for building documentation and project websites. It turns Markdown/MDX content into a static site and provides a React-based framework to customize layouts and extend functionality.

Key Features

• Docs and blog content authored in Markdown and MDX (with embedded React components)
• Built-in documentation versioning to keep multiple product versions in sync
• Internationalization (i18n) support for localized documentation sites
• Pluggable architecture with themes and plugins for extensibility
• Static HTML output suitable for simple hosting and deployments
• Search integration support (commonly used with external doc-search providers)

Use Cases

• Product and API documentation portals for open source or internal projects
• Versioned release documentation for libraries, SDKs, and platforms
• Lightweight project websites that combine docs, blog posts, and landing pages

Docusaurus is a strong fit when you want content-first docs with modern UI customization via React, while still generating a fast static website that is easy to deploy and maintain.

Memos is an open-source, privacy-first note-taking service designed for capturing short notes and building a lightweight knowledge base. It is built for fast, local-first writing, with your data stored on your own infrastructure and no built-in tracking.

Key Features

• Markdown-first editor with plain-text oriented storage
• Fast, minimal UI optimized for quick capture and retrieval
• Organize notes with tags and basic structuring for knowledge management
• Share and publish selected notes for others to view
• REST and gRPC APIs for integrating with developer workflows
• Multiple database options, including SQLite, MySQL, and PostgreSQL
• Simple deployment options including Docker, prebuilt binaries, and Kubernetes

Use Cases

• Personal “memo hub” for daily notes, journaling, and quick idea capture
• Team wiki or lightweight internal knowledge base
• Developer logbook for snippets, debugging notes, and infrastructure runbooks

Memos is a good fit when you want a fast, distraction-free notes app that is easy to run and maintain, while keeping full control over your data. Its API access and simple deployment make it practical for both individuals and small teams.

SiYuan is a privacy-focused, open-source personal knowledge management application that organizes content as editable blocks and supports Markdown WYSIWYG. It emphasizes local-first storage with optional end-to-end encrypted synchronization and offers desktop, mobile and Docker deployments. (b3log.org)

Key Features

• Block-based editor with block-level references and two-way links for fine-grained connections.
• Markdown WYSIWYG editing plus large-document (million-word) editing with dynamic loading.
• Built-in database/table view, SQL query embeds and template/snippet support.
• Spaced-repetition flashcards and AI-assisted writing/Q&A via external model APIs.
• OCR support (Tesseract), PDF annotation linking and rich embeds (charts, flowcharts, math).
• Multiple sync options including end-to-end encrypted sync, S3 and WebDAV backends, and Docker deployment. (readmex.com)

Use Cases

• Personal knowledge management and research notes with block-level linking for networked thought.
• Publishing and documentation workflows where notes are exported to standard Markdown, HTML or platform-targeted formats.
• Shared team knowledge bases or a self-hosted notes server accessible via Docker and mobile/desktop clients.

Limitations and Considerations

• Some member-only features require payment; the project notes that some capabilities are gated for paid members. (github.com)
• Community discussions and repository issues have raised concerns about telemetry defaults and the need for careful plugin vetting; administrators should review telemetry and plugin settings for privacy-sensitive deployments. (github.com)

SiYuan combines a block-first editor model with server-backed features (Docker, APIs, sync) and desktop/mobile clients, making it suitable for users who want a privacy-oriented, extensible PKM system. Its active open-source repository and plugin ecosystem support customization, but administrators should review paid-feature gating and telemetry settings before production use. (b3log.org)

Outline is a team knowledge base and wiki that helps organizations capture, organize, and share information. It offers a markdown-friendly editor, real-time collaboration, AI-powered search, and Slack integration. It can be hosted in the cloud or self-hosted on your own infrastructure. (getoutline.com)

Key Features

• Real-time collaborative editing with a markdown editor, slash commands, and embeddable content
• Fast full-text search with AI-powered answers across documents
• Slack integration to search docs and post updates within channels
• Public sharing with private access controls, custom branding and domains
• Open source with self-hosted deployment and a public API
• Multi-language translations and RTL support
• 20+ integrations with other tools
• Regular open-source development with an active changelog
• API access for programmatic docs management (getoutline.com)

Use Cases

• Build a centralized internal knowledge base and wiki for teams with real-time collaboration
• Publish public or private documentation portals under your brand and domain
• Integrate with Slack and other tools to surface docs in workflows

Outline combines collaborative editing, powerful search, and flexible hosting to help teams organize knowledge efficiently. With cloud hosted or self-hosted options and extensive integrations, it's suitable for teams of any size. (getoutline.com)

Wiki.js is a modern, lightweight wiki application designed for internal documentation, knowledge bases, and team collaboration. It focuses on modular extensibility, strong access controls, and flexible deployment options.

Key Features

• Markdown-based content editing with rich formatting and media support
• Modular architecture with many optional integrations (auth, search, storage, logging, rendering)
• Extensive administration interface for managing content, users, and settings
• Flexible access control for public, private, or mixed wikis
• Multiple authentication options including local auth and enterprise integrations (LDAP, SAML, OAuth2/OIDC)
• Two-factor authentication support for compatible authentication modules
• Compatible with multiple SQL databases (PostgreSQL, MySQL/MariaDB, Microsoft SQL Server, SQLite)

Use Cases

• Team knowledge base for processes, runbooks, and internal documentation
• Product and engineering documentation portal with structured pages
• Company intranet wiki with SSO-backed access control

Limitations and Considerations

• Some advanced capabilities depend on enabling and configuring specific modules and external services
• Database and authentication feature availability can vary depending on the selected backend and provider

Wiki.js is a solid choice for organizations that want a fast, customizable wiki with strong administration and authentication flexibility. Its modular design makes it suitable for both small private wikis and larger documentation hubs.

Huly is an open-source, all-in-one platform for building and running team workspaces that combine project management, real-time communication, and documentation. It aims to replace a stack of separate tools by unifying issues, collaboration, and knowledge in one system.

Key Features

• Project and issue tracking for planning and managing work
• Team chat for real-time communication inside workspaces
• Collaborative documents with rich text, attachments, and code blocks
• Real-time co-editing, user mentions, linking documents to issues, and action items
• Multiple business apps built on the same platform (e.g., CRM, HRM, ATS)
• API client for programmatic access and building integrations

Use Cases

• Run a unified workspace for product teams combining issues, chat, and documentation
• Maintain internal documentation, meeting notes, and roadmaps linked to ongoing work
• Build custom business applications on top of the Huly Platform framework

Limitations and Considerations

• Some local/development installations may not support outbound email, which can disable features like password recovery and email notifications

Huly is well-suited for teams that want a single, cohesive system for coordinating work and knowledge. It also provides a platform foundation for extending into broader business workflows such as CRM and HR processes.

MkDocs is a static site generator focused on building project documentation. It converts Markdown source files into a themed HTML site using a single YAML configuration file, and includes a built-in development server for fast preview while you write.

Key Features

• Builds static HTML documentation sites from Markdown
• Simple YAML configuration for navigation, theme settings, and build options
• Built-in development server with live preview and auto-reload
• Extensible via third-party themes, plugins, and Markdown extensions
• Output can be hosted anywhere static files can be served

Use Cases

• Publishing documentation for software libraries, APIs, and internal tools
• Creating version-controlled docs sites for teams and open source projects
• Generating lightweight help sites that can be deployed to static hosting

MkDocs is a good fit when you want a straightforward documentation workflow with minimal setup, while still having an ecosystem of themes and plugins to extend functionality. Because it produces static output, it is easy to deploy and run on a wide range of infrastructure.

BookStack is an opinionated documentation and wiki platform for storing and organizing information in a structured way. It focuses on an intuitive editing experience while still providing advanced features like granular permissions, revisions, and integrations.

Key Features

• Book/Chapter/Page content model for structured documentation
• WYSIWYG editor plus an optional Markdown editor with live preview
• Full-text search across books, chapters, and pages
• Direct links to specific paragraphs for precise referencing
• Page revisions and content history
• Role-based access control and permissions
• Integrated authentication options including LDAP, OIDC, and SAML2
• Built-in multi-factor authentication (TOTP and backup codes)
• Built-in diagrams.net drawing support in the editor

Use Cases

• Internal team knowledge base and operational runbooks
• Product or project documentation portal for organizations
• Centralized documentation for self-hosted/homelab services and processes

Limitations and Considerations

• Designed as an opinionated documentation system rather than a highly extensible general-purpose platform

BookStack is a solid choice when you want a clean, structured wiki with strong access control and authentication options. Its focus on usability makes it approachable for non-technical contributors while remaining capable for larger teams.

Docs is an open-source collaborative note-taking, wiki and documentation platform from La Suite numérique. It provides real-time collaborative editing, offline sync, export options and a Django + React/Next.js stack for extensible deployments. (github.com)

Key Features

• Real-time collaborative editing powered by operational transform / CRDT tooling (Yjs / HocusPocus) for low-latency co-editing.
• Dual editing modes: rich in-line editor (BlockNote) and Markdown support with slash-commands and block types.
• Offline editing with automatic sync when reconnected.
• Export to multiple document formats (.odt, .docx, .pdf) with customizable templates.
• Granular access controls and subpages to organize team knowledge.
• AI-assisted actions (rephrase, summarize, translate, prompt creation) integrated into the editor.
• Production-ready deployment patterns: Kubernetes for production and Docker Compose for local/dev environments. (github.com)

Use Cases

• Internal knowledge base and team wiki for public sector or enterprise documentation.
• Collaborative authoring of policies, procedures, and technical docs with live multi-author workflows.
• Documentation portals and public-facing docs sites when combined with La Suite deployment patterns. (github.com)

Limitations and Considerations

• Some advanced editor features (for example certain PDF export capabilities) rely on BlockNote "XL" packages that are GPL-licensed and not MIT-compatible; those features can be disabled to produce an MIT-only build (PUBLISH_AS_MIT).
• Official public instances may require federated or government-specific authentication (example: ProConnect for certain French government instances). (github.com)

Docs is suitable for organizations that need a self-hosted, extensible collaborative documentation solution with real-time editing and export workflows. The project is community-driven and designed to scale from small teams to government deployments. (github.com)

La Suite Docs is a collaborative editor for notes, wiki pages, and internal documentation that helps teams turn documents into structured knowledge. It focuses on real-time co-editing, organized pages, and secure sharing.

Key Features

• Real-time collaborative editing powered by CRDT-based synchronization
• Block-based rich-text editor with slash commands and Markdown input
• Granular access control for documents and workspaces
• Subpages to organize content into navigable knowledge structures
• Offline editing with automatic sync when back online
• Export to multiple formats (with optional components depending on licensing)
• Built-in AI actions for rewriting, summarizing, translation, and typo fixing

Use Cases

• Team knowledge base and lightweight internal wiki
• Collaborative meeting notes and project documentation
• Shared writing workspace for public-sector or enterprise teams needing access controls

Limitations and Considerations

• Some export capabilities rely on optional components that may introduce GPL-licensed dependencies depending on build configuration

La Suite Docs is a strong fit for organizations that want an editor-first documentation tool with live collaboration and structured knowledge building. It can be deployed in production using containerized setups, and scales to larger installations when paired with appropriate infrastructure.

HedgeDoc (formerly CodiMD) is an open-source, web-based Markdown editor focused on real-time collaboration. It enables teams to co-edit notes in the browser, share note links, and work together on text, diagrams, and presentations.

Key Features

• Real-time collaborative editing in the browser
• Markdown-based notes with support for diagrams and embedded content
• Presentation mode for Markdown slides
• Simple note permission controls for sharing and editing
• Revision history with the ability to review and revert changes
• Designed to run with low system requirements

Use Cases

• Team meeting notes and collaborative documentation
• Workshops, classes, and live note-taking sessions
• Creating Markdown slide decks for internal presentations

Limitations and Considerations

• HedgeDoc 2 is a rewrite and the development branch may not include all features compared to the stable 1.x releases

HedgeDoc is well-suited for groups that want a fast, link-shareable collaborative editor with Markdown-centric workflows. It combines realtime editing with practical publishing features like revisions and presentation mode for everyday knowledge sharing.

DokuWiki is an open source wiki engine designed for creating and maintaining documentation and knowledge bases. It stores content in plain text files rather than a database, making it straightforward to deploy, back up, and migrate.

Key Features

• File-based storage (no database required) using plain text pages
• Access control lists (ACL) for fine-grained permissions
• Built-in revision history and page diffs for change tracking
• Full-text search across wiki pages
• Media manager for uploading and organizing files
• Extensible through plugins and templates for customization and integrations

Use Cases

• Team or project documentation portals and internal knowledge bases
• Product manuals and technical documentation with change history
• Lightweight intranet wiki with role-based access control

Limitations and Considerations

• Not designed for real-time collaborative editing in the same way as office-suite style editors
• Large installations may require careful caching and tuning for best search and performance

DokuWiki is a solid choice when you want a dependable wiki with strong permissions and simple operations. Its file-based approach and mature ecosystem make it suitable for both small teams and larger documentation sites.

SilverBullet is a programmable personal knowledge management platform that runs in the browser and stores content as Markdown pages in a “space.” It combines a clean editor with wiki-style navigation and a scripting system that can generate pages, automate workflows, and build custom functionality.

Key Features

• Markdown-first editor with live preview and outlining tools
• Wiki-style pages with links and bi-directional linked mentions
• Task management across pages
• Querying and “objects” for structured data and database-like workflows
• Lua-based scripting (Space Lua) to create commands, templates, widgets, and dynamically generated content
• Local-first Progressive Web App behavior with offline access and sync to browser storage
• Distributed as a single server binary or as a container image

Use Cases

• Personal notes and wiki-style knowledge base for research, projects, and documentation
• Task tracking embedded in notes with rollups across a workspace
• Building lightweight, custom productivity systems with scripts, templates, and queries

SilverBullet is well-suited for users who want Markdown ownership and the ability to extend their notes environment with scripting and automation. It can function as both a straightforward editor and a highly customizable knowledge platform as your needs grow.

Colanode is an open-source, local-first collaboration workspace that combines team chat and a Notion-style knowledge base in a single product. It offers offline-first editing with background sync, aiming to keep teams productive while retaining control over their data.

Key Features

• Real-time chat for teams, including direct messages and channels
• Rich text pages for notes, documentation, and wikis
• Structured databases with custom fields and views (table, kanban, calendar)
• Local-first workflow: writes and reads happen from a local SQLite database, then sync to the server
• Real-time collaborative editing using CRDTs (Yjs) for pages and database entries
• File storage and sharing within workspaces
• Self-hosted server that can support multiple workspaces and clients (web and desktop)

Use Cases

• Replace Slack + Notion for small teams with a single integrated workspace
• Maintain an internal wiki and project knowledge base with real-time collaboration
• Run an offline-friendly team workspace for unreliable network environments

Limitations and Considerations

• Concurrent multi-user editing is focused on pages and database records; messages and file operations use simpler non-CRDT models
• The web app may be in early-preview state depending on deployment choice and version

Colanode is a strong fit for teams that want an integrated chat-and-docs workspace with offline-first behavior. It is designed for self-hosting while still providing a modern collaboration experience across web and desktop clients.

Raneto is an open-source knowledge base and wiki that serves documentation from static Markdown files. It is designed to be simple and lightweight, with optional edit protection and a built-in web editor, without requiring a database.

Key Features

• File-based content storage using Markdown (easy to version with Git)
• In-browser Markdown editor for creating and updating pages
• Full-text search across page titles and content
• Optional login system to protect editing
• Custom themes and templating for branded documentation sites
• Syntax highlighting for code blocks

Use Cases

• Internal team wiki for engineering and operations runbooks
• Product documentation and user guides maintained as Markdown
• Lightweight documentation portal for small projects without a database

Limitations and Considerations

• File-based storage can be less suitable for large, highly concurrent editing workflows
• Feature set is intentionally minimal compared to full enterprise wiki platforms

Raneto is a good fit for teams who want a straightforward, fast documentation site backed by Markdown files, with web-based editing and search. It works well when you value simplicity, portability, and Git-friendly content management.

EventCatalog is an open source documentation tool that helps teams model and document distributed software architecture. It focuses on making domains, services, events, schemas, and their relationships discoverable and searchable across event-driven and microservice systems.

Key Features

• Markdown- and MDX-driven content for documenting domains, services, messages/events, and schemas
• Generation and synchronization of catalog content from OpenAPI and AsyncAPI inputs
• Schema and architecture primitives designed to capture ownership, dependencies, and relationships
• Diagram support (including versioned diagrams stored with your repository) to document system views and flows
• CLI-driven workflows suitable for local use and CI/CD automation
• Extensible via SDK/API to integrate with custom brokers, registries, or internal systems
• AI-oriented capabilities such as querying structured architecture knowledge and MCP server integration

Use Cases

• Create a searchable source of truth for event-driven architectures across teams and repositories
• Keep architecture documentation aligned with API/spec changes by regenerating catalog content in CI/CD
• Improve onboarding and incident response by making owners, dependencies, and event flows easy to discover

EventCatalog works well for organizations adopting DDD, microservices, and event-driven architecture who want documentation to evolve with their system rather than drift over time. It is especially useful when architecture knowledge is fragmented across multiple tools and teams.

Documize is an open source documentation and knowledge management platform positioned as a modern alternative to Confluence. It helps teams create, organize, and publish internal and customer-facing documentation with a structured, searchable wiki-style experience.

Key Features

• Spaces and categories for organizing documentation
• Label-based organization and discoverability
• Full-text search backed by the selected database engine
• Supports internal and external documentation use cases
• Single-binary server distribution for straightforward deployment
• Multiple authentication options including LDAP/Active Directory and Keycloak integration
• Multi-language UI support (with several translations included)

Use Cases

• Team knowledge base for engineering, IT, and operations runbooks
• Customer-facing product documentation and help content
• Centralized repository for policies, procedures, and internal documentation

Documize fits organizations that want a self-managed documentation system with enterprise-oriented features and database-backed search. Its Go-based backend and Ember.js frontend make it suitable for both small teams and larger deployments that need structured documentation and flexible authentication.

Gitit is a wiki program written in Haskell. It uses Happstack for the web server and pandoc for markup processing. Pages and uploaded files are stored in a git, darcs, or mercurial repository and may be modified either by using the VCS's command-line tools or through the wiki's web interface.

Key Features

• Written in Haskell; uses Happstack for the web server and pandoc for markup processing.
• Pages and uploaded files stored in a git, darcs, or mercurial repository and editable via VCS or web UI.
• Default markup is Pandoc's extended Markdown; supports reStructuredText, LaTeX, HTML, DocBook, and Org-mode.
• TeX math support via texmath and syntax highlighting via highlighting-kate.
• Plugins enabling dynamic page transformations written in Haskell.
• Categories and Atom feeds.
• Caching for performance.
• A library Network.Gitit to embed a wiki in Happstack apps.

Use Cases

• Host private or public wikis for team documentation with Git-backed storage.
• Create educational wikis or course notes with math and code highlighting.
• Publish lightweight project docs or knowledge bases with a web interface.

Conclusion: Gitit provides a compact, version-controlled wiki workflow with Pandoc-based authoring and pluggable extensions. It is well-suited for personal, team, or small-scale documentation needs.

django-wiki is an extensible wiki application for Django that provides a full-featured knowledge base you can integrate into an existing Django project. It focuses on a strong, familiar web UI while keeping customization and extension within standard Django patterns.

Key Features

• Markdown-based content editing with a built-in web interface
• Built-in revision system for page history and rollback
• Hierarchical page structure for organizing content
• Permissions and access control suitable for teams and organizations
• Pluggable architecture for extending functionality without forking
• Template and theming customization via Django templates and SCSS

Use Cases

• Internal team documentation and engineering knowledge bases
• Product or project documentation embedded into a Django site
• Community or organization wikis with structured permissions

Limitations and Considerations

• Customization typically requires Django knowledge (templates, URLs, plugins)
• Markdown rendering is a core part of the system and is not intended to be swapped out

django-wiki is a solid choice when you want a wiki tightly integrated with Django’s models, authentication, and admin ecosystem. Its extension points and stable APIs make it well-suited for long-lived documentation deployments within Django projects.