Effekseer
used by designers to create the effects.
Effekseer for Unity
used for showing the effects in your Unity applications.
Effekseer for DX Library
used for showing the effects in your DX Library applications.
Effekseer for Cocos2d-x
used for showing the effects in your Cocos2d-x applications.
Effekseer for UnrealEngine
used for showing the effects in your UnrealEngine applications.
API Reference
API reference for showing the effects in your DirectX or OpenGL applications. (Under translation. please help us)
Tutorial
Here are tutorials