Code Injector is a WebExtensions-based addon for Google Chrome that allows users to inject code into websites. This addon is very handy for developers, who can use it to make their websites more customizable, as it lets them add custom JavaScript, CSS, and HTML to any website.

For those who want to create their own website or add a new element to an existing site, this addon is a must-have tool, as it lets users do just that. You also have the option to get rid of certain elements on a page.