The best Online Backup alternative to Duplicati is Restic, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Duplicati and many of them are Online Backup Tools so hopefully you can find a suitable replacement. Other interesting Online Backup Tool alternatives to Duplicati are Acronis True Image, Duplicity, MSP360 Backup and Plakar.
restic is a program that does backups right. The design goals are: Easy, Fast, Verifiable, Secure, Efficient, Free.
Germany
EU
Full image and file backups, disk cloning, and partition management across Windows, macOS, iOS, and Android with ransomware protection, cloud storage, fast recovery, web-based remote management, and mobile device support for flexible, secure data protection.
Switzerland
Duplicity is a software suite that provides encrypted, digitally signed, versioned, remote backup of files requiring little of the remote server.
MSP360 Backup provides SMBs with an affordable and secure backup solution that works on all major platforms, including Windows, Linux, Mac, Hyper-V, and VMware.
United States
An open-source backup and restore platform built for modern workloads. It offers encrypted, deduplicated, and instantly recoverable snapshots across file systems, object stores and cloud environments.
FranceEU
Proxmox Backup Server is an enterprise backup solution, for backing up and restoring VMs, containers, and physical hosts. By supporting incremental, fully deduplicated backups, Proxmox Backup Server significantly reduces network load and saves valuable storage space.
AustriaEU
A cross-platform folder backup software, based off a forked version of kopia. Since it uses kopia, you get end to end encryption with your own password.
AustriaEU
MultiCloudBackup securely back up your personal files offsite using free online storage such as Dropbox, Google Drive, etc.
Comodo Backup is an excellent backup utility from the creators of Comodo Free Firewall. It’s free, easy to use and has everything you might need. You can easily backup your local files and folders to anywhere on your computer, network, DVD / CD...
United States
Retrospect is a multi-platform backup solution supporting hybrid backup to disk, tape, NAS & Cloud, aimed at SMEs and MSPs. Main Editions include unlimited client/endpoint licenses. Site License Edition includes unlimited server licenses.
United States
Carbonite offers all the tools necessary for protecting data from the most common forms of data loss, including ransomware, accidental deletions, hardware failures and natural disasters. From automated computer backup to comprehensive protection for physical and virtual server...
United States
Work on Tarsnap began in September 2006 when the author, Dr. Colin Percival, decided that he wanted a better online backup service than was presently available. After slightly more than two years of development and private beta testing, Tarsnap officially entered public beta in...
Canada