OptionsCity Software, a global provider of electronic trading solutions for professional futures and options traders, and Nasdaq today announced that OptionsCity is a preferred independent software vendor for Nasdaq Futures (NFX), the exchange group’s U.S. based designated contract market (DCM). Through NFX, Nasdaq will expand its commodities business with futures and options on key energy benchmarks including oil, natural gas and U.S. power, which will launch in 2015.