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Remove Duplicate Messages (Alternate) 需要重开

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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77,674 位用户

ImportExportTools 需要重开

Adds some tools to import and export folders and messages

评分4星,满分5星 (232)
59,389 位用户

Mail Redirect 需要重开

提供重定向(转送)邮件消息到其他收件人的功能。

评分4星,满分5星 (132)
36,149 位用户

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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29,812 位用户

ChatZilla 需要重开

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

评分4星,满分5星 (150)
28,442 位用户

LookOut 需要重开

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).

评分4星,满分5星 (157)
12,536 位用户

JavaScript Debugger 需要重开

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.

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10,553 位用户

MinimizeToTray revived 需要重开

Minimizes windows into the system tray.

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8,054 位用户

FireTray 需要重开

A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...

评分4星,满分5星 (286)
6,426 位用户

Display Mail User Agent 需要重开

显示书写被选中的邮件的邮件程序名

评分4星,满分5星 (111)
4,476 位用户

MinimizeToTray Reanimated 需要重开

MinimizeToTray Reanimated is an application mainly dedicated to Thunderbird to allow its minimization in the systray in one click. It is the update of MinimizeToTray Revived, which is not maintained anymore since the recent versions of Thunderbird.

评分4星,满分5星 (133)
4,389 位用户

ThunderBirthDay 需要重开

显示 Thunderbird 地址簿中的生日为 Lightning 中的事件。

评分4星,满分5星 (94)
2,418 位用户

BiDi Mail UI 需要重开

Direction control and BiDi-related charset misdetection correction

评分4星,满分5星 (31)
2,398 位用户

Highlighter 需要重开

Quickly highlight some text in Thunderbird message composing windows.

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2,344 位用户

Join-NG 需要重开

Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".

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2,298 位用户

Toolbar Buttons

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

评分4星,满分5星 (371)
2,149 位用户

FlashGot 需要重开 精选

使用最流行、最轻量级、最可靠的外部下载管理器以最快的速度一键下载页面中的所有链接、视频以及音频文件。

评分5星,满分5星 (889)
1,933 位用户

Awesome Auto Archive

Automatically do Archive/Copy/Delete/Move actions based on user defined rules

评分4星,满分5星 (46)
1,924 位用户

True Full Screen in SeaMonkey

This extension enables true full screen mode in SeaMonkey for HTML5 video players, slide-shows, etc. and also for full screen invoked manually with the F11 key.

评分5星,满分5星 (17)
1,875 位用户

Folderpane Tools 需要重开

Allows for customization of the folder pane. Accounts can be rearranged and the startup folder can be chosen.

评分3星,满分5星 (124)
1,741 位用户