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.
XtraBuild Designer - XtraBuild offers software development tools for database and reporting applications. No coding!
LiveCode Platform - It is Both Under the GPL and it is also Proprietary if using the GPL version the software you make...
Sheep - Membership and events for SMEs and nonprofits
Redis - Redis is an open source in-memory data structure project implementing a distributed, in-memory key-value database with optional durability.