The best free alternative to Veeam Backup is UrBackup, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Veeam Backup and five of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Veeam Backup are XSIBackup (Freemium), Yintersync (Free), CloudBacko (Freemium) and Nxs-backup (Free, Open Source).
UrBackup is a open source client/server backup system, that through a combination of image and file backups accomplishes both data safety and a fast restoration time. File and image backups are made while the system is running without interrupting current processes.
Backup VMWare ESXi vSphere virtual machines to datastore or differential over TCP/IP. No agents, self capable, runs in the hypervisor host, ESXi 5.1, ESXi 5.5 & ESXi 6.0 compatible, hot backup, differential backup.
CloudBacko can back up your data concurrent or sequential to multiple destinations, including Amazon S3, AWS compatible storages, Google Cloud Storage, Google Drive, Microsoft Azure, Microsoft OneDrive, Dropbox, China Telecom eYun, FTP / SFTP sites, external USB drive, and local...