20 Free Blockie Icons - The Diigo Meta page

Here is a set of 80 icons (available in four different colors) designed by Jack Cai from Double-J Design. The icons can be used for Windows desktop softwares and general web applications such as blog themes, forums, and eCommerce sites. The icons are available in 5 different sizes (16×16px, 24×24px, 32×32px, 48×48px and 128×128px) and come as Windows ICO and 32-bit transparent PNG files. The icons are also available in vector format (Adobe Illustrator AI format).