Proxmox vs Harvester – Virtualization Meets Cloud-Native Infrastructure
Nov 28th, 2025 | 7 min read

Table Of Contents
- Proxmox for Hybrid Cloud and Virtualization
- Harvester for Cloud-Native and Kubernetes Environments
- Proxmox vs Harvester - Key Comparisons
- Running Postgres on Proxmox vs Harvester
- Integrating Simplyblock with Proxmox and Harvester
- Deciding Between Proxmox, Harvester, or Both
- See Other Comparisons :
- Questions and answers
When managing modern IT infrastructure, choosing the right platform is essential. Proxmox and Harvester both serve different needs but offer powerful solutions for virtualized and containerized workloads. Proxmox is a hybrid solution that integrates virtualization and container management, ideal for traditional environments.
Harvester, on the other hand, is designed for cloud-native infrastructures with Kubernetes integration, offering simplicity and scalability. Understanding their core differences will help you select the right tool to optimize your workloads and infrastructure management.
Proxmox for Hybrid Cloud and Virtualization
Proxmox is an open-source platform that combines KVM (for full virtualization) and LXC (for containerization) to offer a unified environment for managing both virtual machines (VMs) and containers. This flexibility makes Proxmox ideal for hybrid cloud infrastructures that require the management of both traditional workloads and containerized applications.
With features like high availability clustering, integrated backups, and multi-node support, Proxmox enables businesses to build scalable and efficient virtualized environments that can be easily scaled as demand increases.
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Key Features of Proxmox
Proxmox’s versatility makes it an excellent choice for managing both virtualized and containerized environments.
- Combines KVM for full virtualization and LXC for lightweight containers in one platform.
- Ensures minimal downtime with support for clustering and automatic failover.
- Built-in backup tools help secure virtual machines and containers with minimal complexity.
- Simplifies administration with an intuitive, browser-based interface for managing resources.
Proxmox for Hybrid Cloud Environments
Proxmox is perfect for businesses that need to run both virtual machines and containers in a hybrid setup.
- Integrates with both public and private clouds, enabling hybrid cloud management.
- Manage both VM-based workloads and containers from a single platform.
- Optimize resource usage with dynamic allocation between VMs and containers.
- The open-source nature of Proxmox reduces licensing costs while providing robust features.
Scalability and Performance with Proxmox
Proxmox offers robust scalability for organizations that need flexible and reliable infrastructure.
- Easily scale infrastructure with multi-node clusters and shared storage.
- Ensure optimal resource utilization with dynamic allocation for VMs and containers.
- Support for large workloads and multiple users, ensuring high performance for enterprise applications.
- Easily scale your Proxmox environment horizontally to meet growing demands.

Harvester for Cloud-Native and Kubernetes Environments
Harvester is an open-source hyperconverged infrastructure (HCI) platform designed specifically for cloud-native environments. Built for Kubernetes-based workloads, Harvester enables businesses to manage virtual machines and containers on a unified platform.
Harvester’s focus on cloud-native optimization ensures that organizations can easily deploy and scale containerized applications, making it ideal for modern infrastructure needs in hybrid or multi-cloud environments.
Key Features of Harvester
Harvester offers unique features that make it ideal for containerized workloads and Kubernetes management.
- Natively integrates with Kubernetes for easy cluster management.
- Ensures secure, consistent environments with minimal intervention and configuration drift.
- Simplifies infrastructure management by combining VMs, containers, and Kubernetes in one platform.
- Easily scale infrastructure for cloud-native workloads without added complexity.
Harvester for Cloud-Native Infrastructure
Harvester is ideal for organizations transitioning to cloud-native architectures, focusing on Kubernetes-driven environments.
- Built specifically for Kubernetes clusters, ensuring seamless integration and efficient resource usage.
- Provides a streamlined approach to managing both VMs and containers in cloud-native environments.
- Works seamlessly across public, private, and hybrid clouds, providing flexibility for diverse infrastructure needs.
- Optimizes both compute and storage for cloud-native workloads, ensuring performance and cost-effectiveness.
Scalability and Performance with Harvester
Harvester excels in environments that require rapid scaling and high performance for containerized applications.
- Easily scale Kubernetes clusters based on demand, without manual intervention.
- Ensures continuous uptime for cloud-native applications with automatic failover and self-healing features.
- Delivers high performance for containerized applications in Kubernetes environments.
- Seamlessly integrates with multiple cloud environments, ensuring scalability for future growth.
Proxmox vs Harvester – Key Comparisons
Proxmox and Harvester both provide powerful solutions for managing virtual machines and containers, but they serve different purposes and excel in different areas. Below is a detailed breakdown to help you determine which platform best fits your organization’s needs.
| Category | Proxmox | Harvester |
| Primary Purpose | Virtual machine and container management | Cloud-native infrastructure with Kubernetes |
| Technology Base | KVM for VMs, LXC for containers | Kubernetes-driven cloud-native infrastructure |
| Ideal Use Cases | Hybrid cloud environments, virtualization | Kubernetes clusters, cloud-native workloads |
| Deployment Models | On-premises, hybrid cloud | Multi-cloud, hybrid, on-premises |
| Scalability | Scales VMs and containers | Scales Kubernetes clusters and containerized workloads |
| Storage Management | Storage for VMs and containers | Persistent storage for Kubernetes containers |
| Best For | Hybrid workloads, traditional IT systems | Cloud-native applications, Kubernetes-first workloads |
Running Postgres on Proxmox vs Harvester
When deploying Postgres, Proxmox offers the flexibility to run traditional virtual machines and containers, making it suitable for legacy workloads. In contrast, Harvester excels in running Postgres in Kubernetes, optimizing scalability and cloud-native performance.
If Postgres is the main workload you care about, it’s often easier to treat it as a platform rather than something you hand-roll on top of your virtualization choice. Vela is a Postgres platform by Simplyblock that runs on Kubernetes, providing high-performance PostgreSQL with built-in automation, backups, and scaling.
Integrating Simplyblock with Proxmox and Harvester
Simplyblock provides high-performance, scalable NVMe storage solutions that integrate seamlessly with both Proxmox and Harvester, optimizing storage for virtualized and cloud-native environments.
Whether managing VMs or Kubernetes workloads, Simplyblock offers unified, high-speed storage to ensure fast, reliable data access and simplified storage management for growing infrastructures.
Advancing Proxmox with Simplyblock’s Scalable Storage
- Manage persistent storage across Proxmox workloads.
- Scale storage dynamically as Proxmox environments grow.
- Seamlessly integrates with Proxmox’s native storage management tools.
- NVMe storage for high-performance virtualized workloads.
Optimizing Harvester’s Kubernetes Workloads with Simplyblock
- Persistent storage for containers running on Kubernetes.
- Scale storage automatically with growing Kubernetes clusters.
- Provides low-latency storage for cloud-native workloads.
- Easy integration for simplified storage management.
Why Simplyblock is the Best Fit for Both Platforms
- Manage both VMs and containers from a single storage platform.
- Easily scales to meet the needs of both infrastructures.
- Optimizes storage for high-demand workloads in both environments.
- One solution for hybrid and cloud-native infrastructures.
Deciding Between Proxmox, Harvester, or Both
Choosing between Proxmox, Harvester, or both depends on your workload and infrastructure needs.
- Proxmox is ideal for managing both VMs and containers in hybrid environments, especially when virtualization is a priority.
- Harvester, on the other hand, excels in Kubernetes-driven, cloud-native environments.
If your organization needs both, Simplyblock provides scalable storage solutions that unify Proxmox and Harvester environments, optimizing both virtualized workloads and Kubernetes applications for seamless scalability and performance across hybrid infrastructures.
See Other Comparisons :
Take a look at how these platforms measure up.
- Proxmox vs OpenStack
- OpenShift vs Harvester
- Kubernetes vs Harvester
- Proxmox vs Talos
- VMware vs Harvester
Questions and answers
Proxmox uses KVM for full virtualization and LXC for container management, allowing for a hybrid cloud setup. Harvester, on the other hand, is Kubernetes-driven, providing a more native experience for cloud-native applications and containerized environments.
Both platforms offer scalability, but Harvester is particularly focused on scaling Kubernetes clusters and containerized workloads. Proxmox excels at scaling VMs and containers in a hybrid cloud environment, making it more suited for traditional virtualized infrastructures.
Yes, Proxmox and Harvester can complement each other, especially in hybrid infrastructures where Proxmox handles traditional VMs and container management, while Harvester handles Kubernetes-driven workloads. Simplyblock’s scalable storage solutions can integrate seamlessly with both.
Simplyblock offers high-performance, scalable NVMe storage solutions that integrate seamlessly with both Proxmox and Harvester. It optimizes storage for virtualized and cloud-native environments, ensuring fast, reliable data access for both VMs and Kubernetes workloads.
If your focus is on traditional IT systems and hybrid cloud setups, Proxmox is a great fit. For cloud-native workloads and Kubernetes-first environments, Harvester is the better option. If you need both, Simplyblock’s storage solutions can unify these platforms for optimized performance across your entire infrastructure.