Apps with 'Firefox Extension' feature Page 21 of 32

All apps in Apps with 'Firefox Extension' feature category. Use the filters below to narrow down your search. 
Copy a direct link to this comment to your clipboard
  1. ShowIP icon
     2 likes

    ShowIP displays the IP address(es) of the current page in the status bar.

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Iceweasel
    • Chromium
    • Firefox
    20 alternatives
  2. Tab Groups icon
     2 likes

    Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.

    • Discontinued
    • Tab Manager
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Waterfox
    • Firefox
    Tab Groups screenshot 1
    13 alternatives
  3. Proxy Switcher allows you to modify your proxy settings easily from the toolbar panel. Toolbar icon indicates the current type of proxy your browser currently using. The UI for changing proxies is very intuitive. It is very close to the Firefox proxy manager window.

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    Proxy Switcher (WebExtension) screenshot 1
    8 alternatives
  4. DeskSMS icon
     6 likes

    DeskSMS forwards your text messages to your GMail, Google Chat, and DeskSMS Chrome and Firefox extension! And if you reply back, the recipient gets a text from your number!

    • Discontinued
    • PaidProprietary
    • Online
    • Android
    • Android Tablet
    • Google Chrome
    • Firefox
    DeskSMS screenshot 1
    DeskSMS screenshot 2
    8 alternatives
  5. This was a mail notifier for Firefox. It could check multiple Gmail accounts, including Gmail-hosted accounts. This app added an item to the status bar, and a toolbar item can be added by customizing the toolbar.

    Gmail Notifier (by Doron Rosenberg) screenshot 1
    11 alternatives
  6. Altruisto icon
     2 likes

    Browser extension that let's you raise money for the world's most effective charities with no extra costs while shopping online.

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    Altruisto screenshot 1
  7. Guard your browser against CSS Exfil attacks!

    CSS Exfil is a method attackers can use to steal data from web pages using Cascading Style Sheets (CSS). This plugin sanitizes and blocks any CSS rules which may be designed to steal data.

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Firefox
    CSS Exfil Protection screenshot 1
    54 alternatives
  8. SyncPlaces icon
     4 likes

    SyncPlaces is a Firefox extension that allows you to synchronise your bookmarks and passwords between different installations of Firefox (e.g. a browser at Home and another at Work). It only works with Firefox v3 and above (but is compatible with older bookmark extensions).

    • Discontinued
    • FreeProprietary
    • Mac
    • Windows
    • Linux
    • Firefox
    SyncPlaces screenshot 1
    SyncPlaces screenshot 2
    SyncPlaces screenshot 3
    6 alternatives
  9. WebSpellChecker offers a portfolio of multilingual sentence check solutions for dev companies, businesses, and individuals, WProofreader SDK, WProofreader browser extension, SCAYT plugin for CKEditor 4, WProofreader plugin for WordPress.

    • Grammar Checker
    • PaidProprietary
    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Google Chrome
    • CKEditor
    • Froala Editor
    • TinyMCE
    • Software as a Service (SaaS)
    • Wordpress
    • Firefox
    WProofreader text checker UI
    29 alternatives
  10. Pagetual icon
     4 likes

    Most powerful auto pager script to fetch the next page automatically for infinity scroll, popular userscripts of Greasemonkey/Tampermonkey addon/extension. Support Firefox/Chrome/Safari /Edge/iOS/Android. Essential efficiency tool.

    • FreeOpen Source
    • Android
    • iPhone
    • Google Chrome
    • Mozilla Firefox
    Pagetual screenshot 1
    4 alternatives
  11. Unofficial ProtonMail extension. Provides notifications and makes it possible to close the ProtonMail tab, and even the browser, without getting logged out.

    • FreeOpen Source
    • Online
    • ProtonMail
    • Google Chrome
    • Firefox
    ProtonMail Extension screenshot 1
    4 alternatives
  12. With this extension, you can customize smooth scrolling behavior.

    The extension is worth to use, if you are frustrated at:

    Step size for scrolling by the cursor keys is so short. A built-in smooth scrolling is somewhat less sensitive and laggy. When you flick a wheel so quick.

    • FreeProprietary
    • Firefox
    8 alternatives
  13. MySessions icon
     2 likes

    MySessions is a simple session manager. You can quickly save your current browser state and reload it whenever necessary.

    • FreeProprietary
    • Mac
    • Windows
    • Linux
    • Firefox
    MySessions screenshot 1
    23 alternatives
  14. SelectionSK icon
     1 like

    A Firefox & Chrome extension that provides pre-configured shortcuts with the possibility of manually adding new ones.

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Firefox
    SelectionSK screenshot 1
  15. Search Site icon
     2 likes

    This extension makes it possible to search within the current site from popup menu or searchbar using the default search engine. Customized for such search engines as Google, Yandex, Rambler, Bing, Baidu, AOL and others.

    • FreeProprietary
    • Mac
    • Windows
    • Linux
    • Firefox
    Search Site screenshot 1
    2 alternatives
  16. Bright VPN is a free VPN service that encrypts your data and protects your privacy. It is an unblocker which allows you to bypass block restrictions and unblocks any website instantly, so you can unblock your favorite sites from anywhere.

    • VPN Service
    • FreeProprietary
    • Windows
    • Online
    • Google Chrome
    • Microsoft Edge Add-ons
    • Opera
    • Install Chrome Extensions
    • Firefox
    App main screen
    6 alternatives
  17. RiteForge icon
     3 likes

    Along with Auto-hashtagging, Auto-Emojify, and many automated features, you can generate self-branded text quote images. Like Buffer's Pablo, but you can automate their generation for large groups of posts instantly.

    • PaidProprietary
    • Online
    • Android
    • Android Tablet
    • Google Chrome
    • Firefox
    RiteForge screenshot 1
    27 alternatives
  18. With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.

    • Translator
    • FreeProprietary
    • Mac
    • Windows
    • Linux
    • Firefox
    Google Translator for Firefox screenshot 1
    58 alternatives
  19. WiseStamp icon
     7 likes

    WiseStamp extension empowers your email signature on any webmail service (Gmail, Yahoo Mail, AOL, Hotmail, Google Apps…)

    • FreemiumProprietary
    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    • Google Chrome
    • Firefox
    33 alternatives
  20. WebPG icon
     2 likes

    WebPG is a free, open source suite of tools to bring OpenPGP (GnuPG/PGP, gpg, gnupg) to the browser, in an effort to make cryptographic methods usable, safe and accessible to the common man.

    • Discontinued
    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Thunderbird
    • SeaMonkey
    • Chromium
    • Firefox
    • OpenPGP
    WebPG screenshot 1
    16 alternatives