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DEVONthink vs OpenKM Community: catalog facts
DEVONthink	OpenKM Community
Paid Paid, sold in several editions.	Freemium The Community Edition is free. Professional editions are paid.
macOS, iOS	Windows, Linux, Web, Self-hosted
Handles almost any document type in one database Automation with actions and triggers	Workflow engine and metadata model suited to business document handling APIs for integrating with other systems
Apple platforms only Paid, with a steep learning curve	The community edition trails the paid professional editions Java application stack that is heavy to deploy and maintain
Downloadable app	Self-hosted, Web application
Closed source	Open source
License not stated	License: GPL-2.0
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 24, 2026	Official website Full listing and sources Checked September 22, 2026

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