Breach is a new approach to the Web browser, specifically for the HTML5 era.... - Modular - Everything in the browser is a module, a web-app running in its own process. Construct your own browsing experience by selecting the right modules for you. - Hackable - Want vertical tabs? Write some JS and CSS! Customized autocomplete engine? JS! Every behavior is programmatic and exposed through APIs. - Open Source - The entire technological stack is open source. Modify existing modules and create your own to extend the behavior of Breach.