yUba is a programming language for easy Web-application development: (1) yUba creates both client-side code(Javascript) and server-side code(Perl) at once. (2) XML/HTML can be embedded directly in yUba codes without any quotations.
XPHP is an IDE authoring tool for Windows that allows you to design, develop, test, debug and deploy PHP applications. [This project has been discontinued since 2005]
SuperClass is a JavaScript pre-processor/interpreter object, designed
to facilitate class-based OOP in JavaScript. NOTE: Project is closed. Replaced by: http://sourceforge.net/projects/jsclass
NJS is an independent implementation of the JavaScript language developed by Netscape and standardized by ECMA. It is designed to be re-entrant, extendible, fast, and programmable.