built on. These docs teach you how to contribute! About Thunderbird I Want to Start Hacking Contributing to Thunderbird Add-on Development Report Bugs and Request Features Bugz...
description: How to create extensions for Thunderbird. A Guide to Extensions The manifest.json file Extension Icons Background Page Defining one or more background scripts direc...
description: Required steps to update add-ons for Thunderbird 68. Update for Thunderbird 68 Required Changes description: Required steps to update add-ons for Thunderbird 68...
description: How to create themes for Thunderbird. A Guide to Themes Static Themes The manifest.json file Additional theme properties Icons A complete example Dynamic Themes...
things. Codebase Overview Overview of Comm Central description: >- A high-level look at the project’s architecture and a guide to where to find things. Codebase Overv...
description: Required steps to update add-ons for Thunderbird Supernova 115. Update for Thunderbird 115 Changes in WebExtension APIs Changes in Thunderbird Core Changes in Share...
description: Required steps to update add-ons for Thunderbird 91. Update for Thunderbird 91 Changes in WebExtension APIs Changes in Thunderbird Core Changes in Shared Experiment...
codebase and learn how to contribute to the Thunderbird project. Tutorials and Examples Hello World Thunderbird Live Development Videos description: >- From Hello World to ...
developer.thunderbird.net. Documentation & Resources MailExtension Development Experiment Development description: >- A collection of the most important developer resources...