Search on tables, columns, relations and comments. Display only what is useful. Follow relations. Find paths between tables. Design. Document. Analyse.
Open Source: Yes, MIT
Free Edition: Yes
Main Features
How to keep a high quality database?
Scaling things is really hard. What works at a size, won't at be bigger one. It can be easy to keep 10 tables well-designed and consistent. But it's a whole different game for a database with 100 tables. You need different tools and processes.
On top of an ERD, the tool also provide basic best practices of schema: missing PK, missing FK, inconsistent data type and wide tables (30+ columns)