Privacy and Security

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Disable About Something Requires Restart

Provides ability to disable "about:*" pages by the configuration.

Rated 5 out of 5 stars (2)
514 users
Added Sept. 24, 2015

Sensitivity Header Requires Restart

Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
This allows the user to select Private / Personal / Company-Confidential (or none) for an outgoing message.

Rated 4 out of 5 stars (1)
110 users
Added Aug. 13, 2015

SecondOpinion Requires Restart

This extension implements a convenient way to check and upload attachments against VirusTotal.com

Rated 4 out of 5 stars (2)
260 users
Added June 19, 2015

Steganografi menggunakan PIT dan PRNG Requires Restart

Add-on penyisipan pesan pada gambar menggunakan PIT dan PRNG

Not yet rated
1 user
Added May 26, 2015

Force Authentication at Startup. Requires Restart

Always ask password and hide UI at the startup.

Rated 5 out of 5 stars (1)
15 users
Added March 5, 2015

clamdrib LIN Requires Restart

"clamdrib LIN" ist wie der Name schon sagt die Weiterentwicklung des Add-on clamdrib, allerdings nur noch für Linux. Sämtliche E-Mails, Feeds und News werden auf Viren und anderes Ungeziefer geprüft und gemeldet. Gelöscht wird hierbei jedoch nichts!

Rated 4 out of 5 stars (4)
656 users
Added Feb. 25, 2015

ThunderSec Requires Restart

ThunderSec is a security extension that provides several pieces of additional security functionality, including DNS-based Blackhole List (DNSBL), Realtime Blackhole Lists (RBL), DomainKeys Identified Mail (DKIM) and Sender Policy Framework (SPF).

Rated 4 out of 5 stars (7)
532 users
Added Feb. 15, 2015

pass-manager Requires Restart

Replace integrated password managers storage with zx2c4's pass (www.passwordstore.org)

Rated 3 out of 5 stars (1)
13 users
Added Jan. 10, 2015

Sender Address Columns Requires Restart

Adds optional columns to the Thread Pane to allow sorting email messages by:
* Full sender address -- e.g. "someone@example.com"
* Sender's domain -- e.g. "example.com"
* Sender's local part -- e.g. "someone"
* Sender's TLD -- e.g. ".com"

Rated 5 out of 5 stars (3)
197 users
Added Oct. 27, 2014

enMailing for Thunderbird Requires Restart

Encrypted email made easy.

Not yet rated
2 users
Added June 14, 2014

Element Hiding Helper for Pan

Help you create element hiding rules for Pan to fight the text ads.

Rated 4 out of 5 stars (8)
87 users
Added May 30, 2014

Pan

Block ads and manage proxy.

Rated 5 out of 5 stars (91)
1,680 users
Added May 30, 2014

Disable about:config Requires Restart

Disable about:config feature of Firefox and Thunderbird.

Rated 1 out of 5 stars (1)
622 users
Added Feb. 23, 2014

Do Not Save Password Requires Restart

Prevents to save passwords.

Rated 5 out of 5 stars (2)
485 users
Added Feb. 23, 2014

PennyPost Requires Restart

This extension makes it very easy to generate and attach stamps to outgoing mail. It also automatically detects and verifies stamps on incoming emails. The MBound algorithm requires a 16MB fixed table to work, HashCash is more CPU intense.

Rated 5 out of 5 stars (4)
25 users
Added Feb. 19, 2014

Clear IMAP Local Cache Requires Restart

Clears IMAP local cache on startup.

Rated 5 out of 5 stars (1)
516 users
Added Feb. 18, 2014

Flex Confirm Mail Requires Restart

Confirm mail address and attachments based on flexible rules.

Rated 3 out of 5 stars (3)
13,837 users
Added Feb. 18, 2014

ToggleFullHeaders Requires Restart

Allows you to customise the message panel buttons to add a "Toggle Headers" button that will switch between showing and hiding the full headers.

Rated 1 out of 5 stars (1)
54 users
Added Feb. 9, 2014

CookieKeeper

Extended Cookie Manager - Keep only wanted cookies.

Rated 4 out of 5 stars (79)
7,854 users
Added Jan. 22, 2014

Secure Addressing Requires Restart

This add-on provides features to avoid sending emails to wrong addresses. Key features are a confirmation window of recipient's addresses upon sending, name and affiliation look up at mail composition and main windows, and safe auto completion.

Rated 5 out of 5 stars (19)
3,535 users
Added Jan. 11, 2014