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ChartDB vs SchemaCrawler: catalog facts
ChartDB	SchemaCrawler
Freemium Self-hosted version is free; the cloud service is free to start with paid team features.	Free Free to use, released under the EPL-2.0 licence.
Web, Self-hosted	Windows, macOS, Linux, Command line
Diagram from a single query without database access Exports DDL scripts	Works with nearly any JDBC database Diff-friendly text output for schema comparisons
Collaboration features are aimed at the cloud version	Requires Java SE 17 or newer Command-line oriented rather than a graphical client
Web application, Self-hosted	Downloadable app
Open source	Open source
License: AGPL-3.0	License: EPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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