Do not depend on anyone... first think about new ideas... If u r in the computer field, above or atleast near to 21 yrs of age, and if u cant think of any ideas, wat u gonna do when u get a job buddy....if no new ideas pop, u r out the next day.
anyways,
MODERATE CODING AND DESIGNING
For VB, u can make
Electronic gift catalog system,
online examination system,
railway information / reservation system,
readymade garment trading system,
Sales and distribution system,
Music Library for music stores system,
student attendence system,
tax and deduction system,
Airport information and reservation system,
wholesale dealership system
Software for Petrol / gas station system
Solar system in Visual Basic
INTENSE CODING AND DESIGNING
Response system using Speech Recognition in Java (My final yr project)
Virtual Drive Simulator
Home Automation Model
Face Recognition software
Project Management System using ASP.NET (website)
DHCP Client and Server (requires good knowledge of Computer Networks and the flow of packets)
will tell more later
Most of the above can be made in Java, Visual C#, too.