A high performance cross programming languages communication framework similar to Java RMI. Unlike RMI, CABLE allows server push and was tested to run up to 3x faster than RMI depending the number of threads and CPU power. Currently in Java and C#.
VoIP's project with Speex codec, speech detecting and crypto coding with traffic counting. All code is a pure Java, so completely cross-platforms. Traffic is about 9 MB per hour in both ends, sources: http://www.open-source-soft.narod.ru/arrow.7z