EA Install is a program to create an installer for MetaTrader Expert Advisors. Some of its features: auto-detecting and installing to multiple MetaTrader installations, strong encryption, serial number protection, anti-tamper mechanism, etc.
EX4-TO-MQ4 decompiler (support MT4 225 build) - Currently I am offering software for decompiling (recovering) MetaTrader 4 (MT4) ex4 files into source code Metaquotes mq4.