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Rspamd-spamness Requires Restart

Rspamd spam filtering system score visualization.

Not yet rated
70 users
Updated September 26, 2016

DKIM Verifier Requires Restart

Verifies the DKIM-Signature of an e-mail.

Rated 4 out of 5 stars (12)
4,189 users
Updated September 25, 2016

Auto Resize Image Requires Restart

Resizer for inline and attachment images (JPEG, PNG, BMP and GIF image formats).
All platforms are supported (Windows, Linux and Macintosh).

Rated 4 out of 5 stars (26)
15,712 users
Updated September 25, 2016

Theme Font & Size Changer

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.

Rated 5 out of 5 stars (229)
104,037 users
Updated September 25, 2016

uBlock Origin

Finally, an efficient blocker. Easy on CPU and memory.

Rated 5 out of 5 stars (653)
1,495,112 users
Updated September 25, 2016

Just Restart! Requires Restart

Restart application with Ctrl+Shift+Z.

Rated 5 out of 5 stars (4)
941 users
Updated September 24, 2016

ThunderTabs Requires Restart

This add-on is a button on your toolbar that lets you open web apps as Tabs in Thunderbird. Use it to load Google Mail, Google Wave, Google Voice, and other "inboxes" (or any url) as tabs within Thunderbird, making it your communications hub.

Rated 4 out of 5 stars (12)
453 users
Updated September 23, 2016

SmartTemplate4 Requires Restart

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.

Rated 5 out of 5 stars (51)
21,265 users
Updated September 23, 2016

Thunderbird Integration for JIRA Requires Restart

This is a plugin for Thunderbird 3.3+ which is able to create Atlassian Jira issues out of e-mails or add the content of an e-mail as a comment on an Jira issue.

Rated 3 out of 5 stars (13)
525 users
Updated September 23, 2016

Blend In Requires Restart

Blends in OS-related values in User-Agent HTTP request header & a number of JS properties, so that Firefox (Thunderbird) appears to sites visited as running on the OS being used the most in the world. Thunderbird can also be blended in as Firefox.

Rated 4 out of 5 stars (10)
1,039 users
Updated September 23, 2016

Force RTL

Force a LTR locale to behave as if it was a RTL locale.

Rated 5 out of 5 stars (6)
200 users
Updated September 23, 2016

Colored Recipient Type Requires Restart

Customize background-color of the recipient address fields for each recipient types of To:, Cc:, Bcc:.Customize background-color of the recipient address fields for each recipient types of To:, Cc:, Bcc:.

Rated 5 out of 5 stars (1)
319 users
Updated September 23, 2016

Timer Fire Requires Restart

A simple tool to trigger some of the background timers.

Rated 5 out of 5 stars (1)
124 users
Updated September 22, 2016

HTTPS Everywhere Requires Restart

Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.

Rated 4 out of 5 stars (112)
220,628 users
Updated September 22, 2016

CardBook Requires Restart

A new Thunderbird address book based on the CardDAV and vCard standards.

Twitter : @CardBookAddon

Rated 4 out of 5 stars (73)
6,343 users
Updated September 22, 2016

NoiaButtons

The 'NoiaButtons' add-on offers cartoonish toolbar button icons (known from Noia themes) for default theme and lightweight themes. Further more lite silver and dark versions of Noia themes are included.

Rated 5 out of 5 stars (16)
16,528 users
Updated September 22, 2016

The Adblocker Project

A powerful ad blocker that blocks ALL ads but ads from publishers who shares revenues with targets YOU choose.

Rated 5 out of 5 stars (1)
9 users
Updated September 21, 2016

Menu Filter

Keep your menus in check by filtering out items you never use.

Rated 5 out of 5 stars (45)
4,409 users
Updated September 21, 2016

Savogram

This extension allows you to download photos and videos from Instagram to your computer.

Rated 2 out of 5 stars (9)
1,124 users
Updated September 20, 2016

Cyceam

Earn extra money while browsing online! Get rid of ads, and optionally tip your favorite sites.

Not yet rated
3 users
Updated September 20, 2016