Highlights: - total order protocol for transactions - JSR-107 support - Lucene directory implementation based on Lucene 4 - packaging for the Infinispan server modules Wanna know more? http://infinispan.blogspot.co.uk/2013/04/infinispan-530alpha1-is-out.html Cheers, -- Mircea Markus Infinispan lead (www.infinispan.org)