Catalog yours documents and manage the check in and out.
It is usefull for small and very small public library, organisation, ...
(more than 500 libraries use it in the world today).

Manage the books that you buy online. You put easily title, author, image and comments in the database and follow yours purchases.

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Manage your knowledge (articles from news paper, magazine, and bookmark from surf on internet) like a library (themes, keywords, etc...)