Microsoft OneDrive - Secure access, sharing & file storage
BoxCryptor - Boxcryptor encrypts your sensitive files before uploading them to cloud storage services like Dropbox, Google Drive, Microsoft OneDrive, Box, and many others.
Dropbox - Online Sync and File Sharing
Mega - Secure File Storage and collaboration
Google Drive - Access and sync your files anywhere
Azure Storage Explorer - Easily manage your Azure storage accounts in the cloud, from Windows, macOS, or Linux, using Azure Storage Explorer.