Welcome to OpenLaszlo 4.0.5
The open source platform for building rich internet applications
OpenLaszlo comprises a compiler for its LZX language and an optional server that provides proxying and transcoding. OpenLaszlo allows you to create web applications with a breakthrough user experience. It is offered for free under the business-friendly CPL license
It's not just Flash anymore!
OpenLaszlo 4.0.5 is the recommended platform for .swf development
With OpenLaszlo 4.0.5, there is no longer any reason to continue application development using OpenLaszlo 3.4. Support for applications to DHTML remains at "beta" level; it will be fully supported with OL 4.1. This release has been tested by users world wide and vetted by the Laszlo Systems Quality Assurance team. Hundreds of improvements have been made since OpenLaszlo 4.0. Please see the release notes
for a detailed description of new features in this release, changes since the last major release, and known problems.
Play and See
This OpenLaszlo Explorer contains several demos compiled for both Flash and DHTML. As you will see
, their behavior and appearance are identical across runtimes and browsers.
Reload OpenLaszlo Explorer