Radix Icons - A crisp set of 15×15 icons. Open source.
Free Twitter RSS Feed Generator - Convert Twitter lists, hashtags & searches into RSS feeds
Drawcon - Draw your own app icons
Pine.blog - The social combo of an RSS feed reader and blogging app
App Icon Template - Royalty free app icon creator for iOS, OS X and Android
Feedly - The content you need to accelerate your research, marketing, and sales.