ASCIIFlow Infinity : Infinite ASCII diagrams, save to Google Drive, resize, freeform draw, and export straight to text/html.
migra : migra is a schema comparison tool for PostgreSQL.
It's a command line tool, and Python library. Find differences in database schemas as easily as runn...
Flyway : You can think of Flyway as version control for your database. It lets you evolve your database schema easily and reliably across all your instances. F...
Azimutt : Azimutt is an Entity Relationship Diagram (ERD) targeting real world database schema (big & messy).