FINBOURNE - FINBOURNE builds tools that power investment data processes for everyone from start-up fund managers to global investment institutions.
Stellarium - Stellarium is a free open source planetarium for your computer.
Eze - A commodities exchange for electronics
Celestia - Real-time 3D visualization of space
SimCorp Dimension - Investment Portfolio Management
KStars - KStars is a Desktop Planetarium for KDE.