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Open JPA: A real competitor to Hibernate emerging
BEA will be open sourcing a large part of the formerly commercial Kodo persistence engine from SolarMetric into the Apache OpenJPA project. Going forward, the commerical Kodo and WebLogic will be built on top of OpenJPA which will recieve a large commitment of resources from BEA for further development. OpenJPA may become a viable alternative to Hibernate this year.
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Groovy gets a contribution from Oracle; ongoing Grails contributions discussed
Oracle has recently contributed an extension to the Groovy JMX MBean. An ongoing contribution is currently being discussed between Oracle and the Groovy and Grails leads about Oracle's intention to contribute ongoing engineering and QA resources to the projects. Oracle believes that better integration makes Grails potentially better suited for mainstream enterprise adoption than Rails.
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Terracotta releases free 4 node Tomcat Session Clustering
JVM clustering vendor Terracotta has released for free use their Terracotta Sessions for Tomcat. The product is based on their distributed shared objects (DSO) product which uses a hub and spoke architecture and can synchronize changes across nodes at the field level (instead of serialization). The license allows projects with up to 4 nodes in their cluster to use it for free.