[pve-devel] ProxmoxVE with QuantaStor

[Fabian Grünbichler]

On November 24, 2025 10:22 pm, Seth Cagampang via pve-devel wrote:
> Hi all,
> 
> I wanted to share an update on the Proxmox VE storage plugin I've been
> developing for a ZFS-over-iSCSI backend using the OSNEXUS QuantaStor
> API. I now have a pre-release version available on GitHub here
> <https://github.com/OSNEXUS/pve-quantastor-plugin/tree/master>, and
> I've recently completed compatibility work for PVE 8.4 and 9.1. The
> core provisioning workflow is functional: Proxmox can create VM disks
> from a QuantaStor-backed storage configuration, and I've validated
> basic end-to-end operations by installing a QuantaStor VM from ISO on
> PVE with its disks hosted on ZVOLs provisioned through the plugin.
> Simple I/O tests have also been successful. Additionally, I added
> support for VM to Template, VM/Template clone, snapshot, move storage,
> and rollback PVE functions. There is still testing to be done and more
> features to support. Any feedback is appreciated.

It might make sense to post this on our community forum as well, in case
you haven't already!

> We are interested in getting our plug-in shipped with Proxmox.  Is there a
> technology partner program for that?  All code is on Github under MIT
> license.

See https://pve.proxmox.com/wiki/Storage_Plugin_Development#Native_Integration_of_Your_Plugin

The one-sentence summary: we only consider fully open source storages
for inclusion.

Max is currently working on UI integration for custom storage plugins,
which might also be of interest:

https://lore.proxmox.com/pve-devel/20251121165858.818307-1-m.carrara@proxmox.com/

Fabian