Speech Recognition

    The two significant Speech Recognition Engines are:
      - Nuance DNS - Nuance Dragon Naurally-Speaking
      - Microsoft WSR - Microsoft Windows Speech Recognition

    Dragon Naurally-Speaking is a high quality commercial product
    available (at a price) from Nuance UK.

    Windows Speech Recognition is included in Microsoft Vista
    or is available as a free download for Windows XP.

    Dragonfly is a speech recognition framework.
    It is a Python package supporting both the above engines.

    Other Python modules that provide an interface to Microsoft speech software.