What program do people use to make tutorials?

Have you seen videos that show you how to do something on your computer? What programs do those people use to record what they're doing?What program do people use to make tutorials?
macromedia cativate. you can record what you are doing. you can also convert the recording into word documents, acting as your user guide.What program do people use to make tutorials?
The software oripa screen recorder records your screen activity and the audio into video files for you to make tutorials. It is free, you can get it at: http://www.ejoystudio.com/oripa-screen-r鈥?/a>