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Trac vs Backlog: catalog facts
Trac	Backlog
Free Free and open source under the BSD-3-Clause license.	Freemium A free option is available; paid plans are not priced per user.
Self-hosted	Web
Cross-links between tickets, commits and wiki pages Works with Subversion and Git	Built-in Git and SVN repositories No per-user pricing
Dated interface compared with newer forges No built-in code review or pull requests	Hosted only Code hosting is simpler than dedicated Git platforms
Self-hosted	Web application, Hosted service
Open source	Closed source
License: BSD-3-Clause	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.