3dicons - 3dicons library offers beautifully designed open-source 3D icons.
Customer Feedback Portal - Ask customers what you should build next
ICONZ - ICONZ is a premium icon library that offers more than 70 unique icons for all your products.
Feedback Tools - Curated directory of tools for getting all the feedback
Wannathis - 3d illustrations and freebies
Feedback Fish - Collect feedback & make your customers happy.