These are the top 5 must-have Firefox extensions that a web developer needs.

Top 5 Firefox Extensions for Web Developers - 6Top 5 Firefox Extensions for Web Developers - 53Top 5 Firefox Extensions for Web Developers - 25Top 5 Firefox Extensions for Web Developers - 40Top 5 Firefox Extensions for Web Developers - 93Top 5 Firefox Extensions for Web Developers - 4Top 5 Firefox Extensions for Web Developers - 85Top 5 Firefox Extensions for Web Developers - 5Top 5 Firefox Extensions for Web Developers - 63Top 5 Firefox Extensions for Web Developers - 20Top 5 Firefox Extensions for Web Developers - 2