platform

A universal document viewer and publishing platform for Silverlight.

Coccinella is a free and open-source cross-platform chat client.

Money Manager Ex is a free,cross-platform, easy-to-use personal finance software

A multi-platform text editor with an implementation.

MailEnable provides a flexible, extensible and powerful messaging platform.

Forex Strategy Trader is a free trading platform working via Meta Trader

Pfff (Platforms' Fun Forever) is a platform game engine written in Ruby.

Professional online trading platform for Forex, Futures and CFD markets.

Simple, graphical, cross-platform editor written in C++, using the Qt4 UI Frame

Bru File Manager is a cross platform file manager.