TradeStation Crypto, an online cryptocurrency brokerage, announced on Monday that it added support for six additional digital assets to its trading platform Trading Platform In the FX space, a currency trading platform is a software provided by brokers to their respective client base, garnering access as traders in the broader market. Most commonly, this reflects an online interface or mobile app, complete with tools for order processing.Every broker needs one or more trading platforms to accommodate the needs of different clients.