Top pick: BookStack. Switching saves about $68 USD a year.
$68 USDa year
≈$96.95 CAD (converted from USD)
Every pick below has a free version.
4 alternatives
The editor’s first choice for most people switching.
Best for a simple self-hosted wiki with clear structure
MIT-licensed PHP app you host yourself. Content is organized as shelves, books, chapters and pages rather than free-form spaces.
Covers most of the same work, with trade-offs noted on each card.
Best for a polished team knowledge base you self-host
Source-available under BSL 1.1, free to self-host unless offered as a document service to third parties. No email and password sign-in; you configure SSO. Free version: Self-hosting is free. Hosted Outline costs $10 a month for 1 to 10 members after a 30-day trial, then goes read-only until you pay.
Best for real-time collaborative docs on your server
The Community edition is free to self-host under AGPL. SSO, AI and Confluence import need the paid Business edition. Free version: The Community edition is free to self-host. Business and Enterprise add SSO, AI, granular permissions and Confluence import.
Best for a Markdown wiki with Git sync
This entry covers the stable 2.x line. Version 3.0 is in beta and not meant for production. No Confluence importer.
Sponsor this page: $149 for 30 days. Sponsors appear above the ranking, labeled; the ranking itself is not for sale.
How each alternative covers what people use Confluence for. Numbers link to editor notes.
| Feature | BookStack | Outline | Docmost | Wiki.js |
|---|---|---|---|---|
| Writing | ||||
| Rich-text page editor | YesNote 1WYSIWYG and Markdown editors | Yes | Yes | YesNote 2Markdown, visual and code editors |
| Page templates | YesNote 3Pages can be marked as templates | Yes | NoNote 4No page templates are listed for the Community edition | NoNote 5No page template feature |
| Organization | ||||
| Spaces and page permissions | YesNote 6Shelves, books and chapters with role and content permissions | YesNote 7Collections with groups and permissions | PartialNote 8Spaces with basic roles; granular permissions are in the paid Business edition | YesNote 9Groups with page rules |
| Safety | ||||
| Page history and version comparison | YesNote 10Revisions with a changes view | Yes | Yes | Yes |
| Collaboration | ||||
| Real-time co-editing and comments | PartialNote 11Comments, but no live co-editing | YesNote 12Real-time editing, comments and mentions | YesNote 13Real-time collaboration and comments | PartialNote 14Comments, but no live co-editing |
| Integrations | ||||
| Marketplace apps and integrations | PartialNote 15LDAP, SAML and OIDC sign-in, a REST API and webhooks; no app marketplace | PartialNote 1620+ integrations, an API and webhooks | PartialNote 17Diagram embeds and an API; Confluence import is a Business feature | PartialNote 18Many sign-in providers, Git and storage sync, and a GraphQL API |
| Parity score | 83% | 92% | 67% | 67% |
Not covered by any free alternative yet: Marketplace apps and integrations. See all feature gaps
Switching saves about $68 USD / ≈$97 CAD (estimated from the USD price) a year. Prices checked ; ≈ means converted from USD.
Based on Standard plan, per user (1 to 10 user tier). Price source. USD to CAD at 1.4257 as of Oct 7, 2026.
Last verified . Ranking: tier first, then the published score.
Something wrong or out of date? Report outdated info.
Confluence is a product of Atlassian, named here for comparison only. Platforms listed for Confluence: Web, iOS, Android.