This is a simple tool I put together to test a few ideas and understand how liquid democracy works. Its freely available to anybody who wants to play around with it, or use it to demonstrate the idea of liquid democracy. Its written in Scala and Java as a test of interoperability.
You can download it here
java -jar liquid_2.8.1-0.1.min.jar
You need java6, the Scala runtime is included (using Proguard)