Best Firefox Add-ons for Web Designers and Developers

Firefox is the powerful web browser available, if you are a web designer or developer Firefox and a set of amazing add-ons are a must tool. There are plenty of firefox add-ons available to extend the browser functionality. What makes Firefox a must tool for web designers and developers? The answer is its amazing add-ons, there are a good set of add-ons are available for web designers and developers to improve their productivity. In this post we are showcasing a set of Best Firefox Add-ons for Web Designers and Developers.