About this Collection
Mozilla Master Collection tools are mozilla.org and mozilla labs, for professional use. Icono, by Everaldo Coelho-www.mricons.com
7 Add-ons in this Collection
Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.
Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly.
The legacy Test Pilot program has been replaced, and this add-on is no longer useful. If you're interested in testing new features in Firefox please join the new program at https://testpilot.firefox.com
An extension that allows for the use of dynamic commands in Firefox.
Create Prism applications directly from Firefox
Jetpack Prototype is an experiment in making it easy to build Firefox add-ons using common web technologies.