Vray Proxy Tools by Dave&Goliath
Vray Proxy Tools is the scripts made by Dave&Goliath . It allows you to control the display modes of V-Ray proxies in your scene. This tool has speed up your workflow on large scenes 10 fold. Any scene with large numbers of proxies will benefit from using this tool.
As you can see in the screenshot above their are very few controls. You can easily hide and show proxies as well as change there display mode.