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

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