Containerise is described as 'Firefox extension to automatically open websites in a container. Map multiple domains and subdomain to a container with simple CSV based config. Once mapped, this extension will always open the site in a container. This behavior is disabled in private mode' and is an app in the web browsers category. There are more than 10 alternatives to Containerise for a variety of platforms, including Windows, Mac, Mozilla Firefox, Linux and Web-based apps. The best Containerise alternative is Firefox Multi-account Containers, which is both free and Open Source. Other great apps like Containerise are Island, Temporary Containers, QuaranTab and Facebook Container.