Unity - The multiplatform game creation tools for everyone.
FMOD - FMOD Studio is an audio middleware solution and engine for games.
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
Wwise - Game audio engine, designed to give artists more control and save programmers' time.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
SoLoud - Easy to use, free, portable c/c++ audio engine for games.