Firefox is one of the most used web browser in the world: it's a free and open source software built by the Mozilla foundation, and it's available for all the major operating systems. The browser has all the features that nowadays are considered standard: tabbed browsing, private navigation, a synchronization system and its functionalities can be extended using third party addons written in Javascript. In this tutorial we will see how to create, build and sign a simple web extension.
This is a companion discussion topic for the original entry at https://linuxconfig.org/how-to-create-package-and-sign-a-firefox-web-extension