• 08.25.11: JPEGmini
  Cut those image sizes down without a difference in quality. Works great!

• 03.24.11: Web Design List
  A very extensive list for design-minded folks

• 04.13.10: Gridr Buildrrr
  Build grids. The easy way.

• 04.08.10: Dynamic Dummy Image Generator
  Excellent for creating image placeholders for your designs.

• 03.30.10: Essential Bookmarks for web designers
  I've been using this site for years, some handy information at your hands.

• 03.30.10: FamFamFam Icons
  Some really great free icons.

• 03.29.10: HTML-Ipsum
  Copy & paste some common placeholder text for many different HTML elements.