Outline
A modern, fast, and collaborative internal wiki for teams to organize documentation, product specs, meeting notes, and more with real-time editing and AI-powered search.
Outline is an open-source alternative to:

Outline is a modern team knowledge base designed to organize internal documentation, product specs, support answers, meeting notes, onboarding materials, and more. Built for speed and collaboration, it offers a blazing-fast editor with markdown support, slash commands, and interactive embeds.
Key Features
- Intuitive Editing: Blazing-fast editor with markdown support, slash commands, and interactive embeds.
- Real-time Collaboration: Multiplayer collaboration with comments, threads, and organized conversations.
- AI-Powered Search: Instant workspace search and AI-driven answers to document questions.
- Slack Integration: Search, share, and ask questions directly from Slack without leaving the chat.
- Public & Private Sharing: Share documents publicly via link or privately with teams, using custom branding.
- Security & Permissions: Granular read/write permissions, user groups, guest access, and public sharing controls.
- 20+ Integrations: Native integrations with tools like Slack, Figma, and Loom, plus an open API for custom integrations.
- Multi-language Support: RTL support and translations for 20+ languages, including French, Spanish, German, Korean, and Chinese.
- Dark Mode: Built-in dark mode for comfortable night-time use.
- Self-Hosting: Deploy on-premises or in your own cloud infrastructure.
- Open Source: Source code is publicly available on GitHub.
Tech / Self-Hosting
Outline is open-source and can be self-hosted on your own server. It supports custom domains, white-labeling, and is built with modern web technologies. The platform is GDPR compliant and offers enterprise-grade security features, including audit logs and granular access controls. For cloud hosting, a 30-day free trial is available.