StockSharp - trading platform
StockSharp (shortly S#) – are free programs for trading at any markets of the world (American, European, Asian, Russian, stocks, futures, options, Bitcoins, forex, etc.). You will be able to trade manually or automated trading (algorithmic trading robots, conventional or HFT).
Available connections: FIX/FAST, LMAX, Rithmic, Fusion/Blackwood, Interactive Brokers, OpenECry, Sterling, IQFeed, E*Trade, BTCE, BitStamp and many other. Any broker or partner broker (benefits).
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S#.API is a free C# library for programmers who use Visual Studio. S#.API lets you create any trading strategy, from long-timeframe positional strategies to high frequency strategies (HFT) with direct access to the exchange (DMA). More info...
StockSharp codes is licensed under the LGPL 3.0 license.