Geral

by Nothurno

16 Add-ons in this Collection

Video DownloadHelper by mig

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Flash Video Downloader - YouTube HD Download [4K] by FVD Media

Rated 4 out of 5 stars 3,603 reviews

744,050 users

★ Most popular and ONLY ★ Video Downloader that downloads most of the Streaming Videos, YouTube 4K and Full HD. Flash Video Downloader helps you to download any video from YouTube, Facebook, etc. You can download mp3, music and more.

Greasemonkey by Anthony Lieuallen

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Xmarks Sync by Xmarks Inc.

Rated 3 out of 5 stars 2,995 reviews

117,041 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

Web of Trust, MyWOT/WOT: Website Reputation Rating by WOT Services

Rated 4 out of 5 stars 1,422 reviews

306,242 users

Instantly know which websites to trust! WOT protects you while you browse, warning you against dangerous sites that host malware, phishing, and more.

X-notifier (for Gmail,Hotmail,Yahoo,AOL ...) by Byungwook Kang

Rated 4 out of 5 stars 1,766 reviews

44,811 users

Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more

Personas Plus by Mozilla

Rated 3 out of 5 stars 898 reviews

161,815 users

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.

MinimizeToTray revived by Nils Maier

Rated 4 out of 5 stars 349 reviews

131,689 users

Minimizes windows into the system tray.

Forecastfox Weather by Ensolis

Rated 4 out of 5 stars 929 reviews

36,535 users

Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.

Better Gmail 2 by Gina Trapani

Rated 4 out of 5 stars 515 reviews

4,726 users

Add useful extra features to Gmail, like hierarchical labels, an unread message icon on your browser tab, file attachment icons, and more.

Extended Statusbar by Strahinja Kustudić

Rated 4 out of 5 stars 254 reviews

35,753 users

A Statusbar with speed, percentage, time and loaded size (similar to Opera's one)

Gmail Email Signature - WiseStamp by The WiseStamp Team

Rated 4 out of 5 stars 288 reviews

15,761 users

Signatures for Gmail, Google Mail, Yahoo Mail

Shareaholic | share with Google, Facebook and more by The Shareaholic Team

Rated 4 out of 5 stars 257 reviews

4,100 users

Shareaholic is the easiest way to share & bookmark great content from anywhere on the web from one simple ALL-IN-ONE add-on. Works with Facebook, Twitter, Pinterest, Google, LinkedIn, E-mail and 200+ additional services.

Legacy Test Pilot (Outdated) by Wil Clouser (clouserw)

Rated 4 out of 5 stars 65 reviews

16,495 users

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

Power Twitter by Narendra Rocherolle, Nick Wilder

Rated 4 out of 5 stars 166 reviews

1,045 users

Makes Twitter Better!
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