Mega - Secure File Storage and collaboration
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Dropbox - Online Sync and File Sharing
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
MediaFire - MediaFire is the simple solution for uploading and downloading files on the internet.
LightShot - The fastest way to take a customizable screenshot.