We publish a free PNG icon set on creative nerds every month. We have grouped up the PSD icon source files for the past 3 months, and have made them available for our premium members to download, and enjoy. The icon sets are a great resource, which you will truly enjoy, along side the additional resources available on our premium section.
It costs $15.99 for 1 Year and you will be granted access to download every resource on the site, and ongoing additional resources which will be added each month. Your membership will last 12 months working out just over a $1 a month. check it out.