MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.
dbForge SQL Complete - Try Intellisense functionality and Improved SQL Formatter in SQL Server Management Studio and Visual Studio using SQL Complete!
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Dataedo - Database documentation tool
Vertabelo - Online tool for visual database design.
SQL Data Dictionary - Easily generate a PDF or HTML data dictionary from SQL Server with just a few clicks.