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  • Free Memory Button

    Varie
    Assegnate 5 su 5 stelle (2)
    Free unused memory that Firefox is currently using.
    2.396 utenti
  • Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.
    3.023.301 utenti
  • Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.
    1.022 utenti
  • Adds a font size (in pixels), strikethough, subscript and superscript buttons to Thunderbird's Compose Window.
    3.304 utenti
  • Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.

    Now Available for: Firefox, Thunderbird and SeaMonkey!
    28.048 utenti
  • A remake of the MinimizeToTray-extension made to fit the Windows 7 taskbar. Instead of minimize the window to the tray it minimize it to the taskbar. It can minimize on startup, when the window is closed and/or when the esc key is pressed.
    42.812 utenti
  • Firefox and Thunderbird extension to manage user preferences and user profile CA certificates using GPOs
    3.769 utenti
  • Update Channel Selector

    Varie
    Assegnate 3 su 5 stelle (10)
    Allows you to change the application update channel.

    Changing only the channel with Gecko 12 became insufficient because it's "*.mar" related security landings.
    6.189 utenti
  • Keep your menus in check by filtering out items you never use.
    2.707 utenti
  • This add-on provides features to avoid sending emails to wrong addresses. Key features are a confirmation window of recipient's addresses upon sending, name and affiliation look up at mail composition and main windows, and safe auto completion.
    1.363 utenti
  • Customize menus : Helps removing, moving and renaming menus and menu items
    Colorize important menu for ease of use! (use Style (CSS))
    Change or disable any of used keyboard shortcuts
    Support: Firefox, Thunderbird and SeaMonkey
    16.949 utenti
  • Check Domain

    Privacy e sicurezza
    Assegnate 4 su 5 stelle (4)
    複数のドメイン宛のメールを送信する場合に警告ダイアログを表示するThunderbirdアドオンです。
    1.997 utenti
  • Toggle Headers

    Lettura messaggi
    Assegnate 4 su 5 stelle (4)
    Allows toggling the message header setting through a keyboard shortcut.
    1.032 utenti
  • An easier management of the user interface language
    10.400 utenti
  • CryptoData

    Privacy e sicurezza
    Assegnate 5 su 5 stelle (4)
    Easily and quickly to encrypt / decrypt
    For users: private messages via e-mail, blogs, social networks, forums, etc.
    For webmasters: websites, images, photos, etc.
    Support: Firefox, Thunderbird and SeaMonkey
    1.113 utenti
  • gContactSync

    Contatti
    Assegnate 4 su 5 stelle (192)
    gContactSync è un componente aggiuntivo che sincronizza i tuoi contatti Google con una Rubrica di Thunderbird 2 o 3.
    50.738 utenti
  • Abilita la gestione alternativa degli allegati P7M
    1.092 utenti
  • Restart

    Varie
    Assegnate 5 su 5 stelle (37)
    "Restart" menu and button, with configurable shortcut key.
    12.549 utenti