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Password Tags Requires Restart

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (15)
7 users

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Show Password On Input Requires Restart

Gives an option to show the master password on input

Rated 4 out of 5 stars (11)
16 users

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About Add-ons Requires Restart

Adds an About button to extensions, themes, and languages in the Add-ons list.

Rated 4 out of 5 stars (12)
9 users

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Tategaki Requires Restart

Tategaki allows vertical writing-mode on mail compose window.

Rated 5 out of 5 stars (1)
3 users

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Join-NG Requires Restart

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

Rated 5 out of 5 stars (5)
922 users

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Tab Numbers

Keeps track of your browser tab number.

Rated 4 out of 5 stars (6)
11 users

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Extensor

Quick access to add-on functions from a toolbar panel: Options, (De)Activate, Details, Home page, Review page, Donation page, Uninstall, Restart application.

Rated 5 out of 5 stars (5)
2 users

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YouTube Video Player Pop Out

YouTube Video Player Pop Out lets you pop out YouTube videos so that you can watch YouTube videos while you surf.

Rated 5 out of 5 stars (5)
3 users

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CensureBlock Requires Restart

This addon blocks sites containing pornographic materials.

Rated 3 out of 5 stars (76)
5 users

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AMO Browsing for SeaMonkey

This extension makes browsing for extensions easier at addons.mozilla.org. It fixes incorrect information about some extensions being not available for SeaMonkey and adds links to the Add-on Converter where needed.

Rated 5 out of 5 stars (6)
114 users

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Flexible Identity Requires Restart

Selects an identity based on the recipients list when sending an email

Rated 4 out of 5 stars (39)
244 users

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Modify HTTP Response

Rewrite http response body using search & replace patterns

Rated 5 out of 5 stars (8)
5 users

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Spanish (Spain) ChatZilla Requires Restart

Spanish (es-ES) Language Pack for ChatZilla

Rated 5 out of 5 stars (7)
27 users

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ReloadPAC Requires Restart

Workaround for Bug 351163 (Thunderbird bypasses proxy.pac for first connection).

Not yet rated
0 users

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Lock The Text Requires Restart

Encrypt your text data in browser before you submit it to a network

Rated 5 out of 5 stars (10)
1 user

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ACColorPicker

A full featured color selector tool, to work with colors, and easily find the colors you want.
很方便色取色器，可以页面上直接取色，然后再对颜色进行进一步的调整

Not yet rated
3 users

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Mailopen Requires Restart

Open an email file from the commandline

Not yet rated
4 users

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RSS Icon in url bar

Add RSS icon into URL bar

Rated 4 out of 5 stars (42)
8 users

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PasteHyperlink Requires Restart

Paste the clipboard contents into the selected text as a hyperlink.

Rated 5 out of 5 stars (7)
5 users

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Indian Language Transliterator Requires Restart

Indian Language Transliterator (developed at IIIT Hyderabad, India) is a Mozilla Thunderbird Add-on, developed to enable Thunderbird users to compose and send messages in 10 Regional Indian Languages, using their regular QWERTY keyboard!!!

Rated 4 out of 5 stars (1)
0 users

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