PDF Reader in JavaScript
The official repository of Mozilla's Firefox web browser.
A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired)
Rhino is an open-source implementation of JavaScript written entirely in Java
Consume and generate source maps.
A series of web components examples, related to the MDN web components documentation at https://developer.mozilla.org/en-US/docs/Web/Web_Components.
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.
A command line tool to help build, run, and test web extensions
A tool to install, manage and use Progressive Web Apps (PWAs) in Mozilla Firefox
Local Library website written in NodeJS/Express; example for the MDN server-side development NodeJS module: https://developer.mozilla.org/en-US/docs/Learn/Server-side/Express_Nodejs.
Facebook Container isolates your Facebook activity from the rest of your web activity in order to prevent Facebook from tracking you outside of the Facebook website via third party cookies.
Front-end to complement mozilla/addons-server