Restic - Easy: Doing backups should be a frictionless process, otherwise you are tempted to skip it.

JustCloud - Cloud storage made easy. Just Cloud offers ultimate online storage, syncing and file sharing. JustCloud cloud storage is rated number 1 on many comparison sites. People also askWhat does JustCloud do?How do I get rid of JustCloud?

Duplicati - Free backup software to store backups online with strong encryption. Works with FTP, SSH, WebDAV, OneDrive, Amazon S3, Google Drive and many others.

Mozy home - Mozy home is one of the effective and secure online Backups that allows you to keep your documents saved all the time, even there is a disaster with the system.

rsync - rsync is a file transfer program for Unix systems. rsync uses the "rsync algorithm" which provides a very fast method for bringing remote files into sync.

Zoho WorkDrive - File storage & content collaboration tool for modern teams