Secret tools of successful fast web design & development
ColorZilla is an add-on that assists web developers and graphic designers with color related tasks - both basic and advanced.
2- Chris Pedrick Web Developer tools
The Web Developer extension adds various web developer tools to a browser. The extension is available for Chrome, Firefox and Opera, and will run on any platform that these browsers support including Windows, OS X and Linux.
3- Layoutit
Create your frontend code simple and quickly with Bootstrap
using our Drag & Drop Interface Builder.
COLOURlovers is a creative community where people from around the world create
and share colors, palettes and patterns, discuss the latest trends and explore colorful
articles... All in the spirit of love.
Generate beautiful Twitter Bootstrap themes using the Adobe kuler / COLOURlovers color scheme
A collection of CSS3 powered hover effects to be applied to links, buttons, logos, SVG, featured images and so on. Easily apply to your own elements, modify or just use for inspiration. Available in CSS, Sass, and LESS.
--Hope that was useful