aktrs (pr: actors) is a Java application library implementing the Actor Model. It provides remote actors through TCP sockets (and SSL sockets), actor profiling, a Console and tunable logging. It's API is easy to use and its core is written in few lines of source code.
aktrs requires Java version 1.5 or newer, has no additional dependencies and can be packaged into any application according to its GNU Lesser General Public License. Anyone is free to contribute with changes and redistribute them.