Sesame Database Manager - Lantica Software, LLC - Sesame, A Q&A-compatible Database Manager.
Oracle APEX - Oracle Application Express (APEX) is a low-code development platform that enables you to build stunning, scalable, secure apps, with world-class features, that can be deployed anywhere.
XtraBuild Designer - XtraBuild offers software development tools for database and reporting applications. No coding!
Jmix - Jmix is a high-level application development framework that you can use to build web apps.
Sheep - Membership and events for SMEs and nonprofits
OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.