ScreenToGif is an open source tool.This tool allows you to record a selected area of your screen, live feed from your webcam or live drawings from a sketchboard. Afterward, you can edit and save the animation as a gif, apng, video, psd or png image.
Download:https://github.com/NickeManarin/ScreenToGif/releases
Source Code:https://github.com/NickeManarin/ScreenToGif