30 Best jQuery Image and Content Slider Plugins
Check how responsive your site is by previewing it common layouts for phones and tablets using this easy online tool.
Keen IO - Analytics Platform
Free vectors icons for download and Icon font
Creative Button Styles
Creative Link Effects
Simple Icon Hover Effects with CSS Transitions and Animations...
emoticode - Snippets and Source Code Search Engine
EmotiCODE is a code snippet search engine but mostly a place where developers can find help for what they need and contribute with their own contents.
We Love Icon Fonts
A free hosting service like Google Web Fonts, but for Icon Fonts (Open Source). Hurray!