Greenshot

Free, open source :

https://getgreenshot.org/

https://github.com/greenshot/greenshot/releases/download/Greenshot-RELEASE-1.2.10.6/Greenshot-INSTALLER-1.2.10.6-RELEASE.exe

To delete Imgur : C:\Program Files\Greenshot\Plugins and delete “GreenshotImgurPlugin” folder