wow - such an old post. I am here exactly for that purpose - I like coding in cTrader and C#. and I don't need source code of mt4 indicator - just it's purpose, description, sense - so I can write it from the scratch. I know that convertor also ...

I have made a lot of tools for cTrader platform, and have recently "played" with copying too - and here is my verdict : 1. official road through FIX API - is cool, but limited - it can only open \ close , but I have not found a way to modify volume ...