Up & Coming Extensions
View Dependencies Requires Restart
View Dependencies adds a tab to the Page Info window, in which it lists all the files which were loaded to show the current page.
Google Keep Notes brings Google Keep right into your Firefox Sidebar.
Ad Blocker lets you block all ads, tracking & malware from the web world. It is an effective solution to browse the web without offensive and annoying ads you hate to see.
Keep your menus in check by filtering out items you never use.
This extension is not being converted to a WebExtension.
RefControl Requires Restart
Control what gets sent as the HTTP Referer on a per-site basis.
Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.
Save Images Requires Restart
Save Images saves the images from the current tab page, from the cache, to a specified location, with either the images original file name or a file name that you specify.
Whois & Flags Firefox & Websites Popularity Rating Requires Restart
Display Country Flag indicating Website Physical Location (Country, State, City). Website Popularity (Live Visitor Statistics). Shows how many users are visiting any World Website per day. Website IP IPv6 Addresses, DNS, Hosting. IP Whois Lookup
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.
Contact Photos Requires Restart
Displays contact photos in the message header.
FoxyProxy Basic Requires Restart
FoxyProxy Basic is a simple on/off proxy switcher. More advanced features and configuration options are offered by FoxyProxy Standard.
Active Stop Button Requires Restart
Stop gif animation with button, context menu or Esc key
Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.
By blocking annoying ads and nosy trackers, adaware ad block nearly doubles your browsing speed! And with the most robust antivirus-level cloud-scanning technology of any ad blocker on the market, you’ll be safe from the latest cyber-threats.
Complete YouTube Saver Requires Restart
Download YouTube videos in various formats including 1080p, 4K etc (DASH formats). Convert audio track from videos to MP3 or WAV, or save audio in native format (Ogg, AAC/M4A, MP3, OPUS). Save YouTube page, video, comments and subtitles to one folder
Select link's text just like a regular text (like in Opera'12 browser) - Select like a Boss ;)
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
Rai Smooth Streaming Player (raismth) Requires Restart
Rai.tv live channels, vod and replay contents w/o *light (Silverlight/Moonlight)
Google Reverse Image Search is a simple tool that lets you search the images reversely on Google Images and find the other copies of the very image you are looking for on the web.
Fireclam Requires Restart
Use ClamAV to scan Firefox downloads for viruses.