Firebug vs xxdiff
A side-by-side look at Firebug and xxdiff. For an in-depth review of either product, follow the links below.
Firebug
Firebug is a web development tool that integrates with Firefox to enable web developers to debug, edit, and monitor CSS, HTML, JavaScript, and other web technologies on the fly while viewing websites. It allows inspecting and editing DOM elements, viewing network traffic, debugging and profiling JavaScript, editing CSS styles, and other capabilities.
xxdiff
xxdiff is an open source visual file and directory comparison tool for Linux/Unix systems. It compares two files or directories side-by-side and highlights the differences in color, allowing you to easily see changed, added, or removed lines. It is useful for comparing revisions of text files like source code.