Mojax is a mobile AJAX application framework that runs in a mobile phone. It does not like most browsers in a mobile, it is a application framework with it's own script language(based on ECMA-262).

Editor Comment:

I think because it have a HttpRequest Object in Mojax, it's sure that Mojax can work with any server side script, like PHP, that can be accessed by HTTP. In that cast, most ajax application in browser can be brought to a mobile.

PHP on TRAX is a framework in PHP uses the concept of Ruby on Rails. John Peterson build PHP on TRAX to let the users develope in MVC ideas.

Editor Comments:

Many PHPers turned toward Ruby on Rails, include Jaime Wong. Most PHPers like the how Ruby on Rails' design method, and PHP on TRAX is like one of the projects stop more PHPers turn to the other side.