People look for a VMware vSphere alternative when the licence terms change under them. vmware.com now carries the heading VMware by Broadcom, and Broadcom's vSphere Foundation terms describe subscription software licensed per core with a 16-core minimum per processor. Buyers move to hypervisors with published support prices, to platforms bundled with a stack they already own, or to open source they run themselves.
Short answer: The first three alternatives to VMware vSphere in our virtualization platform ranking are Proxmox VE, XCP-ng and SUSE Harvester. Places 1 to 3 go to challengers, vendors outside the best-known brands in a category, wherever the category has them; the established names follow from place 4 in their ranked order. Choose Proxmox VE if you want a published price per socket and a built-in import wizard for ESXi guests. All 11 alternatives below are ranked products from Best Virtualization Platforms in 2026, and each says where it differs from VMware vSphere.
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Pricing: Subscription per core with a 16-core minimum per processor; no price on the pages read
Established in: Not stated by the vendor
Built for: Estates with large existing vSphere skills and budget for a Broadcom subscription
Not for: Small clusters watching per-core minimums and renewal costs
01
Why buyers look past VMware vSphere
01
Per-core subscription with a minimum per processor
Broadcom's June 2026 vSphere Foundation programme document states that the software is subscription software licensed per core, with a minimum of 16 cores per processor. A two-socket host with small processors is therefore counted as at least 32 cores. The same document requires every core on the server to be licensed, including cores deactivated in the BIOS.
02
No price you can check
Neither vmware.com nor the programme document shows a price. The licence terms are public, the amounts come through Broadcom or a reseller. Compare that with Proxmox, which lists four per-socket support prices, or Microsoft, which lists Windows Server list prices, and a buyer can see why a first quote is hard to benchmark.
03
A subscription stops when the contract stops
Because the software is sold only as a subscription, ending the contract ends the right to run it, while the virtual machines still need a place to go. Moves are not instant either. Proxmox documents an ESXi import wizard tested with ESXi 6.5 to 8.0, and it excludes disks on vSAN and encrypted disks, so the exit has to be planned per estate.
Community-run KVM management project with a self-hosted engine and no vendor price
you have in-house Linux staff and need no vendor support contract
#10
03
What each one does differently
1
Proxmox VE
Austria · Per CPU socket per year in four support tiers, published; all features at every tier
Sells support subscriptions per occupied CPU socket per year in four tiers from EUR 120 to EUR 1,100, and every feature is available at every tier. Core count does not change the price. The code is AGPL-licensed. Support hours differ by tier, and Community is forum only and meant for non-production use.
Switch from VMware vSphere if you want a published price per socket and a built-in import wizard for ESXi guests.
France · Hypervisor without licence fees; Vates support plans per host, published
A Xen-based hypervisor with no licence fee, backed by Vates in France, which sells support per host or per pool. Pro is priced per host with a three-host minimum and Enterprise per host with four. The Vates page shows its currency inconsistently, so confirm it. Backup and management come through Xen Orchestra.
Switch from VMware vSphere if you want a hypervisor positioned by its own maker as a stack to replace VMware, with host-based support.
Germany · Open source, no per-CPU or per-VM fees stated; support from SUSE
A hyperconverged platform on Linux, KVM, Kubernetes and Longhorn that SUSE calls open source with no per-CPU or per-VM fees. Its VM Import Controller connects to vCenter or ESXi. It is built around Kubernetes, and HA and live migration are recommended with at least three nodes.
Switch from VMware vSphere if your team already runs Kubernetes and wants VMs managed beside containers.
United States · Included with Windows Server; core-based list prices published
Included with Windows Server, so there is no separate hypervisor licence. The cost sits in Windows Server itself, listed at USD 1,176 for Standard and USD 6,771 for Datacenter, per core with client access licences on top. Standard covers 2 VMs per licence, Datacenter unlimited. It suits Windows-centred estates.
Switch from VMware vSphere if you already license Windows Server Datacenter and your workloads are mostly Windows.
United States · Included in a per-core Nutanix Cloud Infrastructure term licence; not sold separately
Not sold on its own. AHV comes with a Nutanix Cloud Infrastructure licence, priced per core on terms of 1 to 5 years, and the licence must cover all cores of a cluster. Nutanix offers a free Move tool for migrations from ESXi. No price is published.
Switch from VMware vSphere if you want hypervisor and storage from one vendor and accept a per-core subscription again.
United States · Included with any OpenShift subscription; separate VM-only edition, no prices shown
Runs VMs on KVM inside OpenShift, as an operator included with any OpenShift edition. A separate VM-only Virtualization Engine edition exists, with no prices on its page. Red Hat also names migration tooling for virtualization. It assumes your team works with Kubernetes concepts.
Switch from VMware vSphere if you run or plan OpenShift and want VMs and containers under one subscription.
Isle of Man · Open source under AGPL-3.0; commercial support through Ubuntu Pro
Manages KVM-based virtual machines and LXC system containers, with clusters of up to 50 servers. The code is under AGPL-3.0 and commercial support is bought through Ubuntu Pro. Canonical's page says high availability needs Ceph and OVN alongside it, so it is more assembly than a packaged platform.
Switch from VMware vSphere if you run Ubuntu and are comfortable assembling storage and networking yourself.
United States · Annual per-core subscription in three tiers; price built in an online tool
An annual subscription of 1, 3 or 5 years, per core in the Standard and Professional editions, with no price list; pricing comes from an online tool. Professional Essentials is a 3-node configuration with 256GB RAM per node. It targets edge sites and smaller clusters, not large virtualisation estates.
Switch from VMware vSphere if you run many small sites and want a packaged cluster with a trial edition.
Switzerland · Software price not stated on the pages reviewed; three support tiers
Sells to cloud and managed service providers rather than to a normal enterprise IT team. The pages show three support plans (Standard, Business, Enterprise) with 24, 48 or unlimited tickets a year and no software price. Its contact page lists a Swiss GmbH and a US entity, among others.
Switch from VMware vSphere if you are a hosting or service provider that needs multi-tenant infrastructure software.
Not stated by the vendor · Per CPU socket term entitlement inside Citrix subscriptions; contact Citrix sales
XenServer, now only an entitlement inside Citrix subscriptions, licensed per populated CPU socket on a term that includes maintenance. Pricing comes from Citrix sales or a partner. XenServer 9 is advertised, and a Trial Edition is offered. It makes the most sense for existing Citrix customers.
Switch from VMware vSphere if your virtual desktops already run on Citrix and the hypervisor comes with that contract.
Not stated by the vendor · Open source under Apache-2.0; no price stated
A community project that describes itself as 100% community driven, version 4.5.7, built on KVM. Its site names no company, no price and no paid support. Engine and hosts need RHEL or CentOS Stream 9 or 10 and installation is from the command line. Nobody is contractually accountable.
Switch from VMware vSphere if you have in-house Linux staff and need no vendor support contract.
vSphere remains the sensible choice for a team with deep existing VMware skills and tooling, and a budget that can absorb a Broadcom subscription. The programme document lists the vSphere Kubernetes Service among the included components, which matters if you want containers on the same platform. Moving costs staff time, and a small cluster that already meets the 16-core minimum per processor loses less than a small one that does not.
05
What moving off VMware vSphere involves
01
Count cores before you compare quotes
The licence metric is per core, at least 16 per processor, and deactivated cores still count. List every host with its sockets and cores, then price the same estate on each candidate. Proxmox charges per occupied socket, Hyper-V and Nutanix per core, so the same hardware produces different totals.
02
Check what each import tool refuses
Proxmox's wizard does not import disks on vSAN or encrypted disks, and its documentation advises a limit of about four disks importing at once. SUSE Harvester's import controller connects to vCenter or ESXi, and Nutanix offers Move. Test one non-critical VM per tool before you commit to a plan.
03
Plan the support contract separately
Several alternatives are free to run and sold on support, so the real choice is the support tier. Proxmox Community is forum only and for non-production use, and oVirt names no support at all. Decide the response time you need first, then see which tier covers it.
06
Questions about replacing VMware vSphere
6 answers
How is VMware vSphere licensed now?
Broadcom's June 2026 vSphere Foundation document says it is subscription software licensed per core, with a minimum of 16 cores per processor. Every core on the server must be licensed, including cores deactivated by the BIOS. We found no price on the pages we read.
Which alternative publishes prices?
Proxmox lists EUR 120, 370, 550 and 1,100 per CPU socket per year for its four support tiers. Microsoft lists Windows Server 2025 Standard at USD 1,176 and Datacenter at USD 6,771. Vates lists host-based support prices, but the page is inconsistent about the currency.
Which alternatives have no licence fee?
XCP-ng states no licence fees, SUSE Harvester states no per-CPU or per-VM fees, and Proxmox VE and Canonical LXD are AGPL code. oVirt is Apache-2.0 licensed. Support is the part you pay for, and for oVirt none is offered on its site.
Can I import ESXi machines directly?
Proxmox VE 8 or later has an import wizard that reads VMs from an ESXi host, tested with ESXi 6.5 to 8.0. SUSE's VM Import Controller connects to vCenter or ESXi, and Nutanix Move handles ESXi sources.
Where are these vendors based?
Vates, the company behind XCP-ng, describes itself as a French editor. Virtuozzo International GmbH is listed in Schaffhausen, Switzerland, with a US entity in Bellevue.
Scale Computing's pages show a US phone number. VMware's own pages state no country, and oVirt and XenServer name no company location.
Is XenServer a stand-alone product?
Not at present. Its pricing page says it is available only as an entitlement of a Citrix subscription, licensed per populated CPU socket on terms that include maintenance.
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Sources
Checked 19 October 2026
VMware home page: heading VMware by Broadcom; no country stated.
Founder of The Knowledge Engineers and of 2 Steps Ahead, an AI search visibility agency. Editorially responsible for every page on this site; research and drafting are AI-assisted.
Written, edited and fact-checked by Sebastiaan Smits. Last reviewed
19 October 2026. How we review.
