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OpenProject vs Taiga: catalog facts
OpenProject	Taiga
Freemium Free open-source edition to self-host; hosted and paid plans start with a free trial.	Free Free and open source; it can be self-hosted or used through the hosted service.
Web, Self-hosted	Web, Self-hosted
Supports classic Gantt and agile boards in one tool Can be installed on-premises	Built around Scrum and Kanban workflows Can be self-hosted
Running your own instance needs server administration Some features are reserved for paid plans	Focused on agile teams rather than classic Gantt-style planning Self-hosting requires running and maintaining a server
Web application, Self-hosted, Hosted service	Web application, Self-hosted, Hosted service
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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