x platform

an open-source, multi-platform data analysis and visualization application

DMDirc is a cross-platform IRC client written in Java.

Expedition.NET is the fastest web browser on any platform.

content management platform that allows an individual or community of users

A small, easy to use, multi-platform, GUI-based utility.

TWiki is a flexible, powerful, and easy to use enterprise collaboration platform

Boss Enterprise Portal Platform facilitates the delivery of web-based apps

This is an open source Common Lisp implementation supporting a number of platform

WordPress is a state-of-the-art semantic personal publishing platform.

It allows users to distribute and share iView catalogs on Windows platform.