The stuff here has no documentation and some of it may never be completed. This is my playground, use at your own risk.
LuaCheia is a full-blown, enhanced version of the Lua interpreter.
Prepeat is an OS-independent implementation of a packet repeater. Monitors and redirects network traffic for a given port acting much like a HAM Radio repeater network. Packets are repeated from one IP to another transparently. Java graphical version.