x 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.

Create engaging, cross-platform rich Internet applications.

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

Cross-platform family tree application.

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

Bru File Manager is a cross platform file manager.

SQL Script Builder - Multiple Platform Database Migration Tool

International online secure trading platform

XLsuite.org is a ruby on rails and EXTjs based platform.