HTML5 – Techniques for providing useful text alternatives

http://dev.w3.org/html5/alt-techniques/#tree A simple alt text decision tree

StyleBootstrap.info – Twitter Bootstrap theme generator

Create unique web design with Twitter Bootstrap.

Placehold.it – Quick and simple image placeholders

How does it work? Just put your image size after our URL and you’ll get a placeholder.

Bootswatch – Free themes for Twitter Bootstrap

Free themes for Twitter Bootstrap.

Semantic Versioning

In the world of software management there exists a dread place called “dependency hell.” The bigger your system grows and the more packages you integrate into your software, the more likely you are to find yourself, one day, in this pit of despair.

GLYPHICONS – library of precisely prepared monochromatic icons and symbols

Library of precisely prepared monochromatic icons and symbols, created with an emphasis on simplicity and easy orientation.

IcoMoon App

Head over to http://icomoon.io/app using a modern web browser to start using the IcoMoon app. This HTML5 application allows you to quickly browse and search for the icons you need. You can download these icons, do some basic editing, import your own icons, or make an icon font (a font with icons as its glyphs).

Themes for Twitter Bootstrap – WrapBootstrap

Premium themes and templates for Twitter Bootstrap.

Photo Pin – Free Photos for Bloggers via Creative Commons

Search millions of Creative Commons photos from Flickr and add them to your blog posts easily.

Improving 404 Page Design

http://webdesign.tutsplus.com/articles/user-experience-articles/improving-404-page-design/