ActiveState Komodo IDE Integrated Development Environment webapplications. Developers can use the provided tools for writing, debugging and software distribution package. Version 5 supports the popular dynamic programming languages Perl, PHP, Python, Ruby and Tcl, as well as the speaker of javascript, CSS, HTML and XML. Among the improvements is made special mention advanced script debugging javascript, viewer DOM Viewer, HTTP Inspector tool, etc. And the additional support frame systems, such as Ruby on Rails and CakePHP, and client libraries Yahoo! UI Library and Dojo, able to focus the entire development process within the working environment Komodo.