Capture2text - Capture2Text enables users to quickly OCR a portion of the screen using a keyboard shortcut.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Shutter - Shutter is a feature-rich screenshot program.
Boxoft Screen OCR - BOXOFT SCREEN OCR is a fast desktop utility program that lets you to capture screen and convert screen text into editable electronic text files fast and easily.
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
Easy Screen OCR - Easy Screen OCR helps users capture screenshot and grab text from images.