I'm working on the installer this evening but I ported a Java ZMachine to the Java Viewer Booster Pack.
What this means is that the Booster pack now groks .z3, .z5 and .z8 files.
You get them added to your Recent History so you can easily re-open the most recently visited Interactive Fiction files
The compiled java code comes to 52861 bytes, Java really is the way to go for some of this stuff.