DBeaver - DBeaver - Universal Database Manager and SQL Client.
Oracle DBaaS - See how Oracle Database 12c enables businesses to plug into the cloud and power the real-time enterprise.
Navicat - Powerful database management & design tool for Win, Mac & Linux. With intuitive GUI, user manages MySQL, MariaDB, SQL Server, SQLite, Oracle & PostgreSQL DB easily.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
DataGrip - Tool for SQL and databases
SQLite - SQLite Home Page