JacORB is a CORBA 2.0 implementation written in Java. It contains an IDL compiler, a name service with graphical management interface, an event and notification service implementation, and a transaction service. DII, DSI, DynAny, native IIOP (1.2), Interceptors, OBV, AMI, and ETF are supported. Tools for applets are included. The language mapping complies with rev. 2.3 of the Java language.