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    99 repositories

    • github-action-thunderbird-aaq

      Public
      github action to get all the Thunderbird SUMO forum questions aka Ask a Question or AAQ
      Ruby
      •
      Mozilla Public License 2.0
      •1•0•4•0•Updated Nov 4, 2025Nov 4, 2025

    • tbpro-add-on

      Public
      Thunderbird Pro Add-On
      TypeScript
      •
      Mozilla Public License 2.0
      •1•29•63•9•Updated Nov 4, 2025Nov 4, 2025

    • policy-templates

      Public
      Policy Templates for Thunderbird
      JavaScript
      •
      Mozilla Public License 2.0
      •5•32•31•0•Updated Nov 4, 2025Nov 4, 2025

    • tb-website-builds

      Public
      The static files hosted on thunderbird.net
      HTML
      •2•8•0•0•Updated Nov 4, 2025Nov 4, 2025

    • thunderbird-accounts

      Public
      Thunderbird Accounts
      Python
      •
      Mozilla Public License 2.0
      •1•16•88•8•Updated Nov 3, 2025Nov 3, 2025

    • github-action-thunderbird-kb

      Public
      github action to get all the Thunderbird SUMO Knowledge Base Articles
      Ruby
      •
      Mozilla Public License 2.0
      •0•0•0•0•Updated Nov 3, 2025Nov 3, 2025

    • webext-reports

      Public
      Reports for extensions hosted on ATN
      JavaScript
      •
      Mozilla Public License 2.0
      •0•1•0•0•Updated Nov 3, 2025Nov 3, 2025

    • thunderbird-l10n

      Public
      Localized messages for Thunderbird
      Fluent
      •
      Mozilla Public License 2.0
      •3•7•0•0•Updated Nov 3, 2025Nov 3, 2025

    • thunderbird-ios

      Public
      Thunderbird for iOS – Open Source Email App for iOS
      Swift
      •
      Mozilla Public License 2.0
      •13•524•31•2•Updated Nov 3, 2025Nov 3, 2025

    • thunderbird-android

      Public
      Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)
      androidcommunicationemailmozilla
      Kotlin
      •
      Apache License 2.0
      •2.6k•13k•882•19•Updated Nov 3, 2025Nov 3, 2025

    • thunderbird.net-l10n

      Public
      gettext files for thunderbird.net and start.thunderbird.net
      Mozilla Public License 2.0
      •5•8•1•0•Updated Nov 3, 2025Nov 3, 2025

    • comm-unified-l10n

      Public
      Git mirror of current release branches used for localization
      MIT License
      •0•0•0•0•Updated Nov 3, 2025Nov 3, 2025

    • thunderbird-website

      Public
      Build code for the websites on thunderbird.net and start.thunderbird.net
      HTML
      •95•220•92•20•Updated Oct 31, 2025Oct 31, 2025

    • thunderbird-desktop

      Public
      This repository is for testing migration of hg->git. It is not (yet) an official repository for Thunderbird.
      JavaScript
      •0•2•0•0•Updated Oct 31, 2025Oct 31, 2025

    • thunderbird-notes

      Public
      Release Notes for Thunderbird
      Python
      •13•35•4•1•Updated Oct 31, 2025Oct 31, 2025

    • pulumi

      Public
      Common Pulumi elements for use in Thunderbird infrastructure development
      Python
      •
      Mozilla Public License 2.0
      •2•5•36•1•Updated Oct 31, 2025Oct 31, 2025

    • appointment

      Public
      Invite others to grab times on your calendar. Choose a date. Make appointments as easy as it gets.
      Python
      •
      Mozilla Public License 2.0
      •15•392•209•2•Updated Oct 31, 2025Oct 31, 2025

    • webext-docs

      Public
      MailExtension Documentation
      Python
      •18•26•3•0•Updated Oct 30, 2025Oct 30, 2025

    • webext-docs-generator

      Public
      Script to generate the content of webext-docs
      JavaScript
      •
      Mozilla Public License 2.0
      •1•1•1•0•Updated Oct 30, 2025Oct 30, 2025

    • flatpak-screenshots

      Public
      Screenshots for the Flatpak repackage of Thunderbird.
      Creative Commons Zero v1.0 Universal
      •0•0•0•0•Updated Oct 29, 2025Oct 29, 2025

    • services-ui

      Public
      Shared components for Thunderbird Services Vuejs applications
      Vue
      •
      Mozilla Public License 2.0
      •0•7•18•0•Updated Oct 29, 2025Oct 29, 2025

    • compatibility-check-add-on

      Public
      Add-on to check compatability of all installed add-ons with the current and next Thunderbird ESR, and Thunderbird Release.
      JavaScript
      •
      Mozilla Public License 2.0
      •3•1•0•0•Updated Oct 29, 2025Oct 29, 2025

    • webext-annotated-schemas

      Public
      Annotated WebExtension schema files for Thunderbird
      Fluent
      •
      Mozilla Public License 2.0
      •0•3•0•0•Updated Oct 29, 2025Oct 29, 2025

    • import-export-tools-ng

      Public
      Import Export Tools that supports Thunderbird v68-v128
      HTML
      •
      Other
      •39•360•412•2•Updated Oct 28, 2025Oct 28, 2025

    • webext-support

      Public
      Additional resources for extension developers (tools, scripts, custom elements, Experiment APIs)
      JavaScript
      •
      Mozilla Public License 2.0
      •24•24•0•0•Updated Oct 27, 2025Oct 27, 2025

    • roadmaps-overview

      Public
      This repository is for providing a high-level, easily digestible roadmap for each of the Thunderbird products.
      JavaScript
      •
      Mozilla Public License 2.0
      •0•0•0•0•Updated Oct 27, 2025Oct 27, 2025

    • ews-rs

      Public
      A Rust crate for interacting with the Exchange Web Services API
      Rust
      •
      Mozilla Public License 2.0
      •7•31•0•1•Updated Oct 27, 2025Oct 27, 2025

    • stats

      Public
      Install count stats collector and display for Thunderbird.
      Python
      •
      Mozilla Public License 2.0
      •4•4•10•2•Updated Oct 25, 2025Oct 25, 2025

    • Thunderbird-Metrics

      Public
      Mozilla Thunderbird Community Metrics. It was started by Teal Dulcet and has been moved from https://github.com/tdulcet/Thunderbird-Metrics.
      Python
      •
      Mozilla Public License 2.0
      •1•0•2•0•Updated Oct 24, 2025Oct 24, 2025

    • developer-docs

      Public
      Developer documentation for Thunderbird contributors.
      Mozilla Public License 2.0
      •83•97•29•1•Updated Oct 23, 2025Oct 23, 2025