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DbSchema vs SchemaSpy: catalog facts
DbSchema	SchemaSpy
Freemium Free Community Edition, with paid editions and a 15-day Architect trial.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Supports more than 100 SQL and NoSQL databases Generates ER diagrams and HTML documentation	Generates ER diagrams automatically Static HTML output is easy to share
Advanced features require a paid edition Not open source	Requires Java and the right JDBC driver Command-line configuration only
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: LGPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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