Collective.comicbookreader is a project mainly written in PYTHON and JAVASCRIPT, it's free.
A Comic Book Reader is an image viewer specific for comic books. The most common formats for comic books are *.cbz, *.cbr and *.cbt. These are simple zip/rar/tar archives with special extensions. This product add a new display view to File content: cbrview. This view allow to extract images present in the file and to display them in an cool way.
These are the features provided:
This product has been inspired to the fantastic opensource comic book reader Comix <http://comix.sourceforge.net/>
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