Sieve Script Editor

Thunderbird add-on turning your emails into beautifully visualized email account stats. Built with Vue.js and Chart.js

External Editor Revived is a Thunderbird MailExtension which allows editing emails in programs such as Vim, Neovim, Emacs, etc.

Remove Duplicate Messages

Quick Folder Move Add-on for Thunderbird

Монгол үгийн алдаа шалгах толь, Mongolian spellchecking dictionary

Monterail Full Dark, a Thunderbird theme inspired by the mockup of Monterail

Fork of LookOut (fix version)

This provider add-on adds Google synchronization capabilities to TbSync. Only contacts and contact groups are currently managed, using Google's People API.

Outlook style headers and few goodies for Thunderbird

Thunderbird add-on to display spam scores according to mail headers. Supports spam/ham score headers of Rspamd and SpamAssassin. The add-on adds a column with the overall spam score to the mail list view and shows details of any matched spam/ham rule.

ThunderAI is a Thunderbird Addon that uses the capabilities of ChatGPT or Ollama to enhance email management.

This addon adds awesome statistics to your beloved Thunderbird!

Thunderbird add-on to show full sender and recipient address column in message list

Primitive Thunderbird plugin for communicating with MS Exchange via Exchange Web Services (EWS)

Thunderbird filelink plugin

Thunderbird extension for the Todo.txt application.

Easily export your Thunderbird emails to Joplin.

A thunderbird mailextension for explicitely choosing the correct sender identity before opening an email editor.

This is a Thunderbird addon that adds some magic to the folder list columns. Check the addon website for more info...