A few resources relating to creating backups of Hyper-V virtual machines.
- Carbonite – A general, online backup service that supports Hyper-V.
- Cloudbase Solutions’ HV Backup – Free, open source, but hasn’t been updated since 2014.
- Vembu – Offers a variety of different backup solutions, including Vembu VMBackup for Hyper-V and VMWare – $240/socket/annual.
- Also offers what appears to be a fairly full-featured free version as well.