What exactly are OASIS and ebXML? And if they are alternatives which one should be followed?

ebXML(Electronic Business XML) is replacement for the EDI and used for the secure exchange of buiness data. As it is an XML based so it now slowly and steadiliy becoming an de facto for the industries

for more visit http://www.ebxml.org/white_papers/whitepaper.htm

OASIS (Organization for Structured Information Standards) is a nonprofit, international consortium whose goal is to promote the adoption of product-independent standards

for more visit http://www.oasis-open.org/