Here is the Facebook landing page UI created with Photoshop vector shapes. It is an exclusive free PSD provided by Mertcan Esmergül.
Gentle Edges is the minimalist icon set developed by PixelKit. This kit features a single PSD file with 50 icons in different categories.
Gentle Edges icon set from PixelKit
Exclusive
Here is a small set of 4 superheroes badges (Superman, Batman, Spiderman & Capitan America). Free PSD designed by Pasquale Vitiello.