Volume2 - Volume2 is an advanced Windows audio mixer, a complete replacement for the standard Volume Control.
JoyToKey - JoyToKey enables users to control the keyboard using any USB compatible controller (Dualshock 3, Xbox 360, etc.)
Sound Control - App-specific volume control
Pinnacle Game Profiler - Pinnacle Game Profiler enables the use of virtually any game controller (gamepad, joystick, etc.) with any PC game. It's preconfigured for most game titles and controllers. Just download and play.
Power mixer - Power Mixer is a complete Windows volume control replacement.
AntiMicro - A tool for mapping keyboard and mouse events to gamepads and joysticks.