You can navigate through different web page assets conveniently by using the folder icon in the navigation bar.
It offers two syntax highlighting themes (a dark and a light one), code clipboard copying (escaped and unescaped) and HTML validation. You can also highlight search strings in the source code for easier navigation.
Sourcery has been completely re-written and re-designed as a universal application.
I welcome all bug reports and suggestions. New features on the way.