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Proxmox VE vs Terraform
Short answer: Pick Proxmox VE if you want unified KVM + LXC virtualization platform; pick Terraform if you want multi-cloud IaC with versioned configurations. Proxmox VE is paid; Terraform is free and open source.
Proxmox VEOpen-source virtualization for VMs and containers
TerraformInfrastructure as code for any cloudWhich to pick
Pick Proxmox VE if you want…
- Unified KVM + LXC virtualization platform
- Integrations with KVM, LXC or Ceph (on Proxmox VE's list, not Terraform's)
Pick Terraform if you want…
- Multi-cloud IaC with versioned configurations
- Infrastructure as code
- A free, open-source tool
- Integrations with AWS, Azure or Google Cloud Platform (on Terraform's list, not Proxmox VE's)
Side by side
- What it is
- Proxmox VE:Proxmox VE is an open-source platform that manages KVM VMs, LXC containers, storage and networking from a unified web UI.
- Terraform:Terraform is an open-source infrastructure-as-code tool to define, provision and version cloud resources.
- Best for
- Proxmox VE:Unified KVM + LXC virtualization platform
- Terraform:Multi-cloud IaC with versioned configurations
- Who it’s for
- Proxmox VE:IT teams and enterprises needing on-premise virtualization and container hosting.
- Terraform:Developers, DevOps engineers and SREs building cloud infrastructure.
- Pricing
- Proxmox VE:Paid
- Terraform:Open source
- Starting price
- Proxmox VE:—
- Terraform:Free
- Free plan or trial
- Proxmox VE:—
- Terraform:Free to use
- Plans
- Proxmox VE:Premium €1,100 per socket · Standard €550 per socket · Basic €370 per socket · Community €120 per socket
- Terraform:—
- Open source
- Proxmox VE:Yes
- Terraform:Yes
- Works with
- Proxmox VE:KVM, LXC, Ceph, iSCSI, Fibre Channel, Ansible, Terraform, OpenTofu
- Terraform:AWS, Azure, Google Cloud Platform, Oracle Cloud, Docker, HCP Terraform, GitHub Actions, Vercel
Proxmox VE features
- KVM and LXC support. Run full-virtualized Windows/Linux VMs and lightweight Linux containers on the same host.
- High availability & live migration. Zero-downtime VM migration and dynamic HA clustering for continuous service.
- Software-defined storage. Integrated Ceph, iSCSI, Fibre Channel and shared LVM for scalable block and file storage.
- Backup & disaster recovery. Incremental, encrypted backups with ZFS replication and live restore.
- Networking & security. EVPN, VXLAN, BGP, IPAM and distributed stateful firewall for multi-tenant networks.
- Automation API. REST API, Ansible playbooks, Terraform/OpenTofu support for declarative provisioning.
- Enterprise support plans. Basic, Standard and Premium subscriptions with ticket limits and response-time guarantees.
- Community subscription. Free access to stable updates and enterprise repository without official support tickets.
Terraform features
- Declarative configuration. Define infrastructure in a high-level language that Terraform plans and applies.
- Multi-cloud support. Provision resources on AWS, Azure, GCP, Oracle Cloud, Docker and more.
- Terraform CLI. Command-line interface for init, plan, apply and state management.
- HCP Terraform integration. Collaborative workflow and remote state storage in HashiCorp Cloud Platform.
- Sandbox environment. Pre-installed sandbox for safe experimentation with Terraform.
- Style guide & best practices. Guidelines for configuration style and adoption phases.
Proxmox VE vs Terraform FAQ
What is the difference between Proxmox VE and Terraform?+
Terraform is an IaC tool for cloud resources, not a full on-prem virtualization platform.
Should I use Proxmox VE or Terraform?+
Pick Proxmox VE if you want unified KVM + LXC virtualization platform or integrations with KVM, LXC or Ceph (on Proxmox VE's list, not Terraform's). Pick Terraform if you want multi-cloud IaC with versioned configurations, infrastructure as code or a free, open-source tool.
Is Proxmox VE or Terraform free?+
Proxmox VE is paid. Terraform is free and open source.
Is Proxmox VE or Terraform open source?+
Yes, both are open source: Proxmox VE and Terraform.
Do Proxmox VE and Terraform integrate with the same tools?+
Their integration lists don't overlap: Proxmox VE lists KVM, LXC, Ceph, iSCSI and 5 more; Terraform lists AWS, Azure, Google Cloud Platform, Oracle Cloud and 6 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.