Active4D is the ultimate 4D Web development environment, offering you unparalleled power and simplicity while leveraging your existing 4D programming knowledge.

Out of the box, Active4D gives you:

• A ready to run HTTP server with virtual hosting and advanced security features A blazing fast, fully dynamic embedded scripting engine which executes real 4D code
• Nearly 300 new web-focused commands to increase your productivity
• Extensive Ajax support, including JSON and UTF-8
• The perfect complement to the 4D Ajax Framework or other Ajax frameworks like ExtJS or Prototype
• Enhancements to the 4D language that dramatically increase its power and productivity
• Automatic, world-class session support
• Transparent cookie and file upload support
• Powerful regular expression text processing
• A host of both client-side and server-side debugging tools
• Unparalleled ease of development with the Fusebox framework
• And much, much more!