Glyphish is a set of 130 beautiful & free icons that are optimized for use on toolbars/tab bars in iPhone applications (but they are also great to be used in websites as well).
The icons in the set has various sizes in transparent PNG. Also the .PSD & .AI files are included in the download package which makes editing/improving them possible.
- Free Weather Icons Collection
- Simple And Nice Icon Set: Simplicio
- Origami Styled Social Bookmarking Icons
- Free W3C Validation Icons (With PSD File)
- Free Buttons In PSD: Button-Download.com