MetaQuotes, the developer of MT4, eventually took drastic measures to protect their clients' intellectual property.
During this era, tools like were widely available. A user could simply drag and drop an EX4 file into the decompiler, and it would output a near-perfect MQ4 file. ex4 decompiler
The debate surrounding EX4 decompilation is one of the most contentious topics in the algorithmic trading community. For developers, it represents the theft of intellectual property; for users, it is often seen as a necessary tool to verify code safety or recover lost source code. MetaQuotes, the developer of MT4, eventually took drastic