Bonfire!

VFront is a dynamic front-end for MySQL or PostgreSQL databases written in PHP and Javascript. With VFront you can create forms for manage your data in AJAX style, different rules and privileges for groups, report in XML,HTML,PDF,statistics and much more.

WaveMaker is an award winning rapid application development and delivery platform that helps create enterprise grade web and mobile apps. With over 10 years of market presence, thousands of developers use it to create applications 67% faster. It caters to enterprise through its offering - WaveMaker Enterprise and also to small businesses through its public SaaS platform - WaveMaker Online. Apart from having a visual drag-and-drop builder, some of the key features are:

Xataface is a flexible and shapable skin that sits on top of MySQL, making it accessible to every-day users. It automatically generates the appropriate forms, lists, and menus for a user to interact with the database without having to know any SQL.

Open Source Application Builder and Database front-end for PHP developers.

PHPMaker is a powerful automation tool that can generate a full set of PHP quickly from MySQL, PostgreSQL, Microsoft Access and Microsoft SQL Server databases.

No-CMS, Free Open Source CodeIgniter based CMS (Content Management System) Framework with HMVC extension and groceryCRUD. No-CMS is quiet simple and easy to start with.