"We aren’t just building amazing software, we are revolutionizing team communication. Collaborate with coworkers using screen recordings, GIFs, high-def videos, and annotated screenshots, all with one nifty link copied straight to your clipboard. Customize every piece of work with your own branding. Last but not least, privately secure your content like a mob boss."
WeTransfer - WeTransfer is a free service to send big or small files from A to B.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Mega - Secure File Storage and collaboration
Snagit - Screen Capture Software for Windows and Mac
4Shared - 4shared is a perfect place to store your pictures, documents, videos and files, so you can share them with friends, family, and the world. Claim your free 15GB now!
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.