Mest populære udvidelser

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Lightning Kræver genstart Udvalgte

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.

Bedømmelse: 3 ud af 5 stjerner (1.952)
6.726.217 brugere

ImportExportTools Kræver genstart

Adds some tools to import and export folders and messages

Bedømmelse: 4 ud af 5 stjerner (203)
470.692 brugere

Provider for Google Calendar Kræver genstart

Allows bidirectional access to Google Calendar

Bedømmelse: 4 ud af 5 stjerner (1.027)
314.105 brugere

Enigmail Udvalgte

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

Bedømmelse: 4 ud af 5 stjerner (224)
135.373 brugere

gContactSync Kræver genstart

Synchronizes contacts & groups between Thunderbird or SeaMonkey and Google Contacts. Imports Facebook friends, contacts you follow on Twitter, and more.

Bedømmelse: 4 ud af 5 stjerner (268)
92.018 brugere

LookOut (fix version) Kræver genstart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
Support: Thunderbird and SeaMonkey

Bedømmelse: 4 ud af 5 stjerner (29)
91.737 brugere

Send Later Kræver genstart

True "Send Later" functionality to schedule the time for sending an email.

Bedømmelse: 5 ud af 5 stjerner (140)
71.439 brugere

Mail Merge Kræver genstart

Mass Mail and Personal Mail

Bedømmelse: 5 ud af 5 stjerner (163)
62.655 brugere

Mail Redirect Kompatibel med Firefox 57+

Giver mulighed for at omdirigere (også kendt som "remail") meddelelser til andre modtagere.

Bedømmelse: 4 ud af 5 stjerner (128)
37.319 brugere

Addressbooks Synchronizer Kræver genstart

Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers

Bedømmelse: 4 ud af 5 stjerner (59)
32.737 brugere

LookOut Kræver genstart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).

Bedømmelse: 4 ud af 5 stjerner (156)
31.200 brugere

DOM Inspector Kræver genstart

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Bedømmelse: 5 ud af 5 stjerner (77)
26.993 brugere

ChatZilla Kræver genstart

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

Bedømmelse: 4 ud af 5 stjerner (150)
25.078 brugere

Display Mail User Agent Kræver genstart

Displays icon for user agent of received mails.

Bedømmelse: 4 ud af 5 stjerner (111)
24.127 brugere

Confirm-Address Kræver genstart

メールを送信する前にあて先確認ダイアログを表示するThunderbirdアドオンです。

Bedømmelse: 4 ud af 5 stjerner (52)
22.656 brugere

QuickFolders (Tabbed Folders) Kræver genstart

The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.

See new mail at a glance after automatic filtering - supports quickFilters addon!

Bedømmelse: 5 ud af 5 stjerner (125)
21.670 brugere

SmartTemplate4 Kræver genstart

SmartTemplate4 offers an easy way to automatically create customized replies by auto-inserting various mail headers. Templates can be created for every account as well as for the default (all email accounts). Also supports the Stationery Add-on.

Bedømmelse: 5 ud af 5 stjerner (54)
19.278 brugere

MinimizeToTray revived Kræver genstart

Minimizes windows into the system tray.

Bedømmelse: 4 ud af 5 stjerner (391)
15.653 brugere

JavaScript Debugger Kræver genstart

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

Bedømmelse: 4 ud af 5 stjerner (52)
15.417 brugere

Theme Font & Size Changer for ThunderBird

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

Bedømmelse: 3 ud af 5 stjerner (79)
13.966 brugere