My Visual Database - Using My Visual Database, you can create databases for invoicing, inventory, CRM, or any specific purpose.
MySQL - The world's most popular open source database
LibreOffice - Base - Base, database, database frontend, LibreOffice, ODF, Open Standards, SQL, ODBC
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
Kexi - Kexi | Calligra Suite
SQLite - SQLite Home Page