Apache OpenOffice Base is recommended for users who are looking for a cost-effective, straightforward database solution that integrates well with other applications in the Apache OpenOffice suite. It is particularly suited for small to medium-sized databases, educational purposes, personal use, or small business environments where budget constraints are a priority and advanced database functionalities are not necessary.
Sesame Database Manager - Lantica Software, LLC - Sesame, A Q&A-compatible Database Manager.
Microsoft Office Access - Access is now much more than a way to create desktop databases. It’s an easy-to-use tool for quickly creating browser-based database applications.
CentriQS - CentriQS offers small business management software and custom database solutions for small and medium enterprise businesses.
LibreOffice - Base - Base, database, database frontend, LibreOffice, ODF, Open Standards, SQL, ODBC
Sheep - Membership and events for SMEs and nonprofits
MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.