What is Appia?
Appia is an open source layered communication toolkit implemented in Java and providing extended configuration and programming possibilities. The Appia toolkit is composed by (1) a core that is used to compose protocols and (2) a set of protocols that provide group communication, ordering garanties, atomic broadcast, among other properties.
Appia v4.1.2 released [04 Jan, 2011]
Appia v4.1.2 has been released. Sources and binaries can be found in the SourceForge.Net. This release includes very important bug fixes. Users are recommended to upgrade to this version as soon as possible.
Appia v4.1.1 released [15 Sep, 2010]
Appia v4.1.1 has been released. Sources and binaries can be found in the SourceForge.Net. This release includes several bug fixes, new total order protocols and improved JMX interfaces.
New Projects powered by Appia [14 Sep, 2010]
Appia is back to research projects and has been fulfilling the need for a highly configurable group communication toolkit on the Aristos and Pastramy projects. Appia has been powering new research activities based on replication of Software Transactional Memory.