Proxmox VE 6.2 (released on May 12, 2020) includes many new features. The highlights are:

  • Debian Buster 10.4 and a longterm Linux kernel 5.4
  • QEMU 5.0, LXC 4.0, and ZFS 0.8.3
  • Ceph Nautilus 14.2.9
  • Domain validation for Let's Encrypt TLS certificates via the DNS-based challenge mechanism
  • Full support for up to eight corosync network links via GUI
  • Synchronization of LDAP users and groups
  • API tokens
  • Backup/Restore with support for Zstandard (zstd)
  • and many more...

View the detailed release notes: https://pve.proxmox.com/wiki/Roadmap

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