SamEnrico sells digital publications and subscriptions. It also provides an OPDS API that allows users to browse, search, and download eBooks, magazines, and papers for free to the e-reader of their choice. It also allows users to display publications on their websites. OPDS (Open Publication Distribution System) is an open standard for creating catalogs for aggregating, distributing, and discovering e-publications by any user, from any source, in any digital format, and on any device.
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