ScreenTray - A better way to capture, annotate and share screenshots
BoxCryptor - Boxcryptor encrypts your sensitive files before uploading them to cloud storage services like Dropbox, Google Drive, Microsoft OneDrive, Box, and many others.
Droplr - Droplr is a tiny application that aims at helping people share things easier.
Mega - Secure File Storage and collaboration
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Google Drive - Access and sync your files anywhere