Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
ClosePrivacy & Security
Sort by:
Silent Block
about:addons-memory 2016
eCleaner
Cache Offline Alert Restorer
Requires Restart
Restores the alert when a website asks to store data for offline use.
CustomizeGoogle
Requires Restart
CustomizeGoogle enhances Google by adding information and removing unwanted information.
GProxy Tool
Requires Restart
GProxy lets you set and clear GPass local proxy in Firefox and Thunderbird, and do more.
Change Referer Button
Requires Restart
Button in the toolbar/status bar to change referer value.
Lock The Text
Requires Restart
Encrypt your text data in browser before you submit it to a network
techblocker
Cookies Exterminator
Auto delete cookies, localStorage and IndexedDB objects as soon as they become unused
RequestPolicy v0.5 Legacy
Requires Restart
Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.
FromWhereToWhere
Requires Restart
Link suggestion: based on user's local browsing history only.
Browsing history searching: list the pages from where you visited one page, and all the other pages you visited from those pages. Keywords searching, Scrapbook support, naive sharing.
GuifiProxy
Requires Restart
Simple proxy manager
- Change proxy with two clicks
- Import and export proxies lists
- Manually add, delete and edit proxies
- Automatic authentication on proxies (bypass popup with login and password)
- Proxysel replacement
TheRealURL
Requires Restart
Get URL information: expand short URLs, get title and content type information without visiting the site.
UPDATE, AUG 2013: THIS EXTENSION IS NO LONGER SUPPORTED. The source is open - if you wish to take on the development, you're welcome.
Bork Bork Bork!
Requires Restart
The Swedish Chef travesty filter and URL blocker. View web pages or mail as spoken by the Swedish Chef like this...
"Zee Svedeesh Cheff trefesty feelter und URL blucker. Feeoo veb peges oor meeel es spukee by zee Svedeesh Cheff leeke-a thees."
Show Password On Input
Requires Restart
Gives an option to show the master password on input
RequestPolicy
Requires Restart
Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.
StartupMaster
Auto Password Registerer
Requires Restart
Registers given passwords to Firefox/Thunderbird's password manager automatically.
To create your own collections, you must have a Mozilla Add-ons account.
