Welcome to Thunderbird Add-ons.
Add extra features and styles to make Thunderbird your own.Close
Privacy and Security
Confirm mail address and attachments based on flexible rules.
Allows you to customise the message panel buttons to add a "Toggle Headers" button that will switch between showing and hiding the full headers.
CookieKeeper No Restart
Extended Cookie Manager - Keep only wanted cookies.
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.
This extension includes:
* A wizard for creating Bitmask email accounts on Thunderbird.
* Cache prevention for Bitmask accounts.
This extension helps to warn the user when composing a message to a mixed group of people both in and out of the sender's organization. External addresses are highlighted in orange as a reminder.
Add On Keamanan EMail dengan Massey Omura Cryptosystem
Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.
Allows to convert large attachments to links automatically without 3rd party providers.
Check if your emails arrived TLS-encrypted (and which corporations were able to read it nevertheless)
Bluhell Firewall No Restart
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
Verifies the DKIM-Signature of an e-mail.
Proste i szybkie szyfrowanie korespondencji e-mail, jak i dowolnego tekstu. Algorytm szyfrowania oparty na sposobie szyfrowania maszyny Enigma.
Provides transparent proxy authentication on your enterprise network.
Close authentication dialog if login on proxy failed.
Caps Killer is a protection against newbies using caps in their mails.
Extension that allows Firefox and Thunderbird to store passwords in Keyring, Gnome's default password store.
Contourne la limite du nombre de destinataires/e-mail des serveurs SMTP.
Gets around the limit on the number of recipients/e-mail of SMTP servers.
Evita la limitación de número de destinatarios/e-mail del servidor SMTP.
Sets message security option "encrypt message", if valid X509 certificates are found for all recipients.
Sets message security (sign/encrypt) when sending or saving messages based on recipients' address book entry's field "Custom1".