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Provider for Google Calendar

Allows bidirectional access to Google Calendar

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Manually sort folders

This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.

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ImportExportTools NG

加入一些工具以便导入或者导出邮件或信件夹 (NextGen)

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LookOut (fix version)

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

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Quicktext

Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.

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Remove Duplicate Messages

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

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Enigmail

OpenPGP message encryption and authentication for Thunderbird.

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TbSync

TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.

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CardBook 精选

一个新的基于CardDAV和vCard标准的Thunderbird通讯录。

Twitter: @CardBookAddon

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Mail Merge

Create and Save or Send Multiple Individual and Personalized Messages from a Draft

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以后发送

以后发送用来预定发送消息的时间并延期发送

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Provider for CalDAV & CardDAV

This extension adds support for CalDAV & CardDAV accounts to the Thunderbird Sync manager "TbSync". Including iCloud, ownCloud, Nextcloud, Radicale and many more.

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Signature Switch

Switch the signature on/off or choose a new one from your predefined set.

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Owl for Exchange

Allows you to use your Exchange email accounts that use Outlook Web Access (OWA) with Thunderbird

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ImportExportTools 需要重开

Adds some tools to import and export folders and messages

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Thunderbird Conversations 精选

This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.

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Provider for Exchange ActiveSync

Add sync support for Exchange ActiveSync (EAS v2.5 & v14.0) accounts to TbSync

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DOM Inspector 需要重开

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.

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Open Google Calendar

Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)

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Confirm-Address

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。

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