Outline vs Requarks Wiki
Outline and Requarks Wiki are both wiki and knowledge base software. Outline is open source under a license set out in its repository, with 41k GitHub stars. Requarks Wiki is open source under AGPL-3.0, with 29k GitHub stars.
Which to pick
- Pick Outline when
- Your team wants a fast Notion- or Confluence-style wiki that you can either buy as a hosted service or run on your own server.
- Pick Requarks Wiki when
- A team wants a polished self-hosted wiki for internal documentation.
Side by side
A team knowledge base with real-time collaborative Markdown editing, collections, search, permissions and Slack integration.
Wiki.js, a Node.js wiki with Markdown and visual editors, Git sync, many authentication options and search.
It uses the Business Source License rather than an OSI licence, and self-hosting needs PostgreSQL, Redis, file storage and an external SSO provider for login.
AGPL license, and version 3 took years to arrive, so check the migration path from 2.x.
Production-ready (both)
Self-hosted server and cloud service
Self-hosted server
TypeScript, React, Node.js, Koa, PostgreSQL and Redis
TypeScript, Vue, Node.js and PostgreSQL
Open source, license unclear on GitHub
Open source, AGPL-3.0 (network copyleft)
GitHub could not read the license. Check it in the repository before reusing any code.
Use inside your business is unrestricted. If you change it and let customers use it over the internet, you must publish your changes.
41k GitHub stars
29k GitHub stars
Established: started 10 years ago, latest release v1.12.0.
Established: started 10 years ago, latest release 3.1.0.
Other comparisons
More wiki and knowledge base software
Both sides were judged on 2026-11-06 from each project's README and GitHub data. License, age and popularity lines are worked out directly.