lesspipe 2.04 Input filter for less

To browse files, the excellent viewer less can be used. By setting the environment variable LESSOPEN, less can be enhanced by external filters to become more powerful. The input filter for less described here is called lesspipe.sh. It is able to process a wide variety of file formats. It enables users to inspect archives and display their contents without having to unpack them before. The filter is easily extensible for new formats.