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SchemaSpyAzimutt
Free

Free and open source.

 Freemium

Free to start without signup, with paid plans listed on the pricing page.

Windows, macOS, Linux, Command line Web, Command line
  • Generates ER diagrams automatically
  • Static HTML output is easy to share
  • Built for navigating very large schemas
  • Incremental layouts with search and relation following
  • Requires Java and the right JDBC driver
  • Command-line configuration only
  • The command-line route needs npm installed
  • More than most need for a small database
Downloadable app Downloadable app, Web application
Open source Open source
License: LGPL-3.0 License: MIT
No account needed No account needed
Works offline Not stated if it works offline

Checked September 24, 2026

Checked October 2, 2026

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