OneDrive
OneDrive is a file hosting and "cloud" storage service developed by Microsoft. Users can store, sync or share files that are accessible anywhere, anytime, on any device.
Padlet
Padlet is a free online virtual “bulletin” board where faculty and students can collaborate, reflect, share links, and pictures in one location.
Google Drive
Google Drive is a file storage service website created by Google. Users can store files, synchronize files on multiple devices, and share files.