Picons Social is a set of 60 free social icons provided in two styles. The package includes many different formats (Ai, EPS, PDF, PSD, CSH, PNG and SVG).
Freebies tagged social icons
Stackicons is a free colourful icon font for the web. It includes over 60 up-to-date icons for modern social brands, from App.net to Zerply. It uses overlapping colours to create “multi-color” icons with a modern flat look. Created by Parker Bennett.
Stackicons – A colourful icon font
Here is a CSS snippet for creating a set of social rhombus icons and a nice animation on mouseover. Free PSD and code by Marco Biedermann.
Social rhombus icons – CSS + PSD
Social media (Twitter, Facebook) postage stamps free PSD.