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This add-on adds one new column called "Date (Persian)" in message list containing Iranian(Persian/Jalali/Khorshidi) Date.

This add-on is reimplementation of Iranian date for thunderbird (GitHub Page) for thunderbird 68+. The API-Extension source is based on Full address column(GitHub Page) by Łukasz Kosson.

Install from Thunderbird gallery

Mahoor Iranian Date

Manual Install:

1. Download the XPI file and install that from the Add-ons Manager.

2. Build from source: Clone the sorce code and use the zip -r mahour.xpi * in src directory to build the xpi and then install it from Add-ons Manager page in Thunderbird.

Helpfull links:

WebExtension API Developers Guide

Browser Extensions

Webextensions Examples

If you want to temporarily run an Add-on:

Tools>Developer Tools>Debug Add-ons>Load Temporary Add-on> Choose manifest.json

If this project help you, you can give me a cup of coffee :)