Free Valentina Studio is a db management tool for Linux, Windows and Mac OS X. Mac OS X users can grab it off of the Mac App Store. Valentina Studio was previously sold for $99.
Valentina Studio Pro also adds a powerful Report Designer, SQLDIFF, Reverse/Forward Engineering with database diagramming (Reverse supported in Free Valentina Studio).
Valentina Studio works with many popular databases. As of 5.1, it supports MySQL / MariaDB, Postgre, SQLite and Valentina DB.
The Report Designer lets you run reports within Valentina Studio Pro, or generate report templates for use with Valentina Server (a free version of Valentina Server is available).
If agreeable to the admins, Ill post updates to the same thread as they come out.