What are Mozilla Firefox Addons and Extensions?

Mozilla Firefox addons or extensions are programs that can be installed into Firefox in order to change the browser's functionality. This includes adding new features or modifying existing behavior in Firefox in order to fix bugs, add extra functionality, or increase the browser's security.

Helping You Find Compatible Extensions

Developing extensions for Firefox for Android

Firefox for Android is still miles away from full extension support - gHacks Tech News

12 Firefox Add-ons for Developers & Designers - Usersnap

Firefox for Android is getting 400 new browser extensions - and you can try some now

Recommended Extensions program—where to find the safest, highest quality extensions for Firefox

New Mozilla Feature Blocks Risky Add-Ons on Specific Websites to Safeguard User Security

Best Firefox extensions: Organize your way to a better Firefox

Download Add-ons And Install Add-ons

The 4 Best Firefox Mobile Extensions for Privacy & Security « Android :: Gadget Hacks

How to Remove a Firefox Addon or Extension

Temporary installation in Firefox

Firefox Add-on Options

How to Find & Install Firefox Extensions

Mozilla Firefox is getting an extension button similar to Chrome