MetaQuotes, the company behind the popular trading software MetaTrader 4, has warned brokers not to work with Zulutrade, Myfxbook, Tradency and Tradeo. These third party providers are accused by MetaQuotes of hacking the MT4 platform.
http://www.forexcrunch.com/metaquotes-clashes-with-zulutrade-myfxbook-tradency-and-tradeo/