Mozilla Firefox Plugins, Add-ons and extension Page 41 of 71

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  1. Yasminoku icon
     4 likes

    Yasminoku is a sudoku game, generator and solver created by Joan Alba Maldonado on 25th of July 2006 which has been now improved.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Google Chrome
    • Firefox OS
    • Raspberry Pi
    • Opera
    • Chromium
    • Firefox
    Yasminoku screenshot 1
    Yasminoku screenshot 1
    Yasminoku screenshot 2
    +12
    Yasminoku screenshot 3
    41 alternatives
  2. Block ads on the right side of the screen when using Gmail, Yahoo Mail, Hotmail and Outlook.com which expand your message space

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Firefox
    Webmail Ad Blocker screenshot 1
    Webmail Ad Blocker screenshot 1
    47 alternatives
  3. Jelly Party icon
     5 likes

    Jelly Party is a free Chrome & Firefox extension for watching Netflix, YouTube, Disney+ and many more streaming services remotely with friends — in sync. It features integrated text-, voice- and video-chat.

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    • Google Chrome
    • Firefox
    Jelly Party screenshot 1
    Jelly Party screenshot 1
    Jelly Party screenshot 2
    +1
    Jelly Party screenshot 3
    23 alternatives
  4. This provides features to handle multiple tabs at once, for example, close them, reload them, and so on. When you press the mouse button and dragging over tabs, they will be selected. (Note: The tab will be just moved, if you move the mouse quickly.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Firefox
    Selecting tabs and choosing command.
    Dragging on closeboxes can close tabs directly.
    Combination with "Tree Style Tabs"
    +1
    Combination with "Tab Catalog"
    1 alternatives
  5. Categorize, mix, match and mingle all your add-ons in one slick spot built into your browser. Migrate collections from machine to machine, ping your friends with top recommendations, and subscribe to collections you admire, so you'll hear when they grow.

    Cost / License

    • Free
    • Proprietary

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Firefox
    Collections view in the Add-ons Manager
    1 alternatives
  6. Black Menu for Google gives you quick access to your favorite Google services with a convenient drop-down menu that lets you use Search, Google+, Translate, and many others without leaving the page you’re on.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Chrome OS
    • Google Chrome
    • Opera
    • Firefox
    Black Menu for Google screenshot 1
    Black Menu for Google screenshot 1
    Black Menu for Google screenshot 2
    +2
    Black Menu for Google screenshot 3
  7. Chrome highlighter that quickly and easily puts your highlights into Roam format for easy pasting into your notes. This Highlighter extension is meant for use with the Roam Research note taking application (but can be used for other purposes as well).

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Google Chrome
    • Firefox
    Roam-highlighter screenshot 1
    4 alternatives
  8. ForceHTTPS icon
     5 likes

    As wireless networks proliferate, web browsers operate in an increasingly hostile network environment. The HTTPS protocol has the potential to protect web users from network attackers, but real-world deployments must cope with misconfigured servers, causing imperfect web sites...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Firefox
    8 alternatives
  9. Drovio icon
     4 likes

    With Drovio, you can invite who you want on your screen, they all get their own mouse cursor appearing on it and can interact with your apps in real time, making you feel you are no more alone on your desktop!

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Safari
    • Opera
    • Firefox
    Drovio screenshot 1
    Drovio screenshot 1
    Drovio screenshot 2
    +2
    Drovio screenshot 3
    103 alternatives
  10. Squire is an HTML5 rich text editor, which provides powerful cross-browser normalisation, whilst being supremely lightweight and flexible. It is built for the present and the future, and as such does not support truly ancient browsers.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
    • Internet Explorer
    • Safari
    • Opera
    • Chromium
    • Firefox
    22 alternatives
  11. MemoMe icon
     1 like

    Ever wanted to attach a memo to a web page? some personal information, which will be there on your next visits? Now you can - with MemoMe!

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Firefox
    MemoMe screenshot 1
    MemoMe screenshot 1
    MemoMe screenshot 2
  12. WebRTC is a communication protocol that relies on JavaScript that can leak your actual IP address from behind your VPN, by default. This addon fixes that, making VPNs more effective [1].

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Firefox
    2 alternatives
  13. ActionAlly icon
     5 likes

    Use pomodoro-style work sessions to focus for specific periods of time.

    The remaining time in your session is subtly displayed in the menubar of OSX.

    ActionAlly can even block your most distracting sites just while in your session.

    Throughout the day, you can track how many se.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Online
    • Google Chrome
    • Firefox
    ActionAlly screenshot 1
    ActionAlly screenshot 1
    ActionAlly screenshot 2
    33 alternatives
  14. CellSend icon
     3 likes

    CellSend is a free service that allows you to send texts from your computer to your phone in a fast and easy way.

    Cost / License

    • Free
    • Proprietary

    Alerts

    • Discontinued

    Platforms

    • Online
    • Google Chrome
    • Opera
    • Firefox
    CellSend screenshot 1
    CellSend screenshot 1
    CellSend screenshot 2
    +1
    CellSend screenshot 3
    25 alternatives
  15. X.gd icon
     1 like

    X.gd is a service that transforms long URLs into short ones. Anyone can use it instantly and simply without membership registration.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Google Chrome
    • Mozilla Firefox
    X.gd screenshot 1
    X.gd screenshot 1
    49 alternatives
  16. DisCloud icon
     1 like

    We are a container-based cloud platform that was born with the desire to provide easy, free and quality hosting for Discord Bots, and websites.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Self-Hosted
    • Discord
    • Google Chrome
    • Safari
    • Software as a Service (SaaS)
    • Firefox
    DisCloud Home Page
  17. Quest Portal icon
     6 likes

    Quest Portal is the most powerful virtual tabletop (VTT) for playing TTRPGs on desktop and mobile devices. Quest Portal offers a seamless blend of innovative features, allowing you to dive into thrilling adventures with friends.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • Google Chrome
    • Safari
    • Firefox
    Mobile Character Sheets for Call of Cthulhu
    Homebrewing and worldbuilding with AI notes
    Icons for TTRPGs
    +8
    Quest Portal on desktop web and mobile
    15 alternatives
  18. FoxClocks icon
     3 likes

    Extension for Firefox and Thunderbird shows multiple global time zones in the toolbar, supports Daylight Saving Time, and allows customizable city displays.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Thunderbird
    • Mozilla Firefox
    • Google Chrome
    FoxClocks screenshot 1
    FoxClocks screenshot 1
    24 alternatives
  19. spoonacular icon
     6 likes

    spoonacular is a free meal planning app that lets users save/organize their favorite grocery products and recipes, and add these to a weekly meal planner. Our meal planner automatically generates a shopping list and calculates daily nutritional info.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Safari
    • Firefox
    spoonacular screenshot 1
    spoonacular screenshot 1
    spoonacular screenshot 2
    +6
    spoonacular screenshot 3
    6 alternatives