Adminer - Adminer (formerly phpMinAdmin) is a full-featured database management tool written in PHP.
DataGrip - Tool for SQL and databases
SysTools DBX Converter - DBX to PST Converter tool helps to easily migrate from Outlook Express to Outlook PST, MSG, EML.
Navicat - Powerful database management & design tool for Win, Mac & Linux. With intuitive GUI, user manages MySQL, MariaDB, SQL Server, SQLite, Oracle & PostgreSQL DB easily.
Toad Edge - Windows GUI for MySQL. SQL Syntax Check. Freeware (Basic Features) & Payware (Extended Features).
SQL Developer - Oracle SQL Developer is a free, development environment that simplifies the management of Oracle Database in both traditional and Cloud deployments.