4D Web 2.0 Pack provides an Ajax framework to turn your 4D solutions into rich internet and web applications, as well as a Flex library to create Adobe Flash-based rich desktop and mobile applications.

4D Web 2.0 Pack in action (2:26)The Personal Planner app is 4D Ajax Framework's latest demo, a simple yet full-featured Rich Internet Application for organizing your address book or to-do list. All based on a 4D desktop application.

A powerful plug-in architecture means you can add 4D View and 4D Write for spreadsheet and word processing capabilities to your apps, respectively. Countless third-party plug-ins are also available, many of them made by and freely shared in the 4D Community. 

Solutions like 4D Team Developer Professional facilitate multiple developers – whether Windows or Mac-based – working on the same code, allowing you to grow your operation.

With numerous development options easily within your reach, 4D gives you the opportunity to create and customize the solutions you need to keep your business moving.