Could you provide a little more information? Is this an administrative interface, like pgAdmin III, EMS PostgreSQL Manager, and pg Lightning Admin? Or is it intended as a user interface? What platform will it run on? What is the programming language?
It is an administrative interface, here is a sneak preview of the features that this product possesses.
Visual Query Builder
SSH Tunnel for remote database connection
Database transfer from server to server
Data and Structure Synchronization
Data backup and restore
Import/ Export of most popular data formats to and from PostgreSQL
Scheduling of all the above action
Easy-to-use wizards for the above action
It supports all of the latest PostgreSQL features such as tablespaces, argument names in functions, and so on.