AceThinker Screen Grabber Pro is a robust and all-in-one screen recorder software that can grab or capture your screen activity along with the audio playing on it. You are also allowed to record your voice by plugging a microphone which is necessary for tutorials, vlogging, or live stream games. It also features a built-in editor that allows you to edit or put annotations to the recording in real time. Try using this software and enjoy it.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Screencast-O-Matic - Free version Records up to 15 minutes, premium is $15/year.
Shutter - Shutter is a feature-rich screenshot program.
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Snipping Tool - Use Snipping Tool to capture a screen shot, or snip, of any object on your screen, and then annotate, save, or share the image
Xvid Cap - Xvid Cap allows you capture video from Linux screen (X-Window desktop).