Originally Posted by PyroDevil
Do you know if it's possible to develop a file browser with plugins? Maybe I could pack those books into a tar/zip file and use the file browser to open them browse them and then extract them temporary so I can open them with the reader application.
why don't you give it a go, if you have the programming expertise? If you check the Developer's subforum there is plenty of tools being developed, maybe one can be tweaked for your purposes?