# Proxmox VE, Ubuntu, CentOS vs VirtualBox Comparison

| | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Star Rating** | 4.6 out of 5 | 4.5 out of 5 | 4.4 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 36 | 2,383 | 425 | 292 | 
| **Largest Market Segment** | Small-Business (62.9% of reviews) | Small-Business (47.3% of reviews) | Mid-Market (38.5% of reviews) | Small-Business (43.8% of reviews) | 
| **Entry Level Price** | € 4,99 month (per CPU) | No pricing available | No pricing available | No pricing available | 

---
## Top Pros & Cons

### Proxmox VE

Pros:
- Scalability (2 reviews)
- Cost-Effective (1 reviews)

Cons:
- Steep Learning Curve (2 reviews)
- Network Issues (1 reviews)

### Ubuntu

Pros:
- Ease of Use (337 reviews)
- Linux/Ubuntu OS (299 reviews)

Cons:
- Compatibility Issues (141 reviews)
- Driver Issues (104 reviews)

### CentOS

Pros:
- Reliability (17 reviews)
- Stability (15 reviews)

Cons:
- Outdated Technology (7 reviews)
- Lack of Features (5 reviews)

### VirtualBox

Pros:
- Virtualization Management (4 reviews)
- Ease of Use (3 reviews)

Cons:
- Performance Issues (3 reviews)
- Communication Clarity (1 reviews)

---
## Ratings Comparison
| Rating | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
  | **Meets Requirements** | 8.9 (32 reviews) | 9.0 (1873 reviews) | 9.1 (341 reviews) | 9.1 (254 reviews) | 
  | **Ease of Use** | 8.7 (32 reviews) | 8.7 (1890 reviews) | 8.5 (342 reviews) | 9.0 (259 reviews) | 
  | **Ease of Setup** | 8.1 (27 reviews) | 9.0 (903 reviews) | 8.5 (219 reviews) | 9.0 (79 reviews) | 
  | **Ease of Admin** | 8.6 (25 reviews) | 8.7 (648 reviews) | 8.5 (204 reviews) | 8.4 (69 reviews) | 
  | **Quality of Support** | 7.0 (22 reviews) | 8.3 (1718 reviews) | 8.1 (285 reviews) | 7.9 (188 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.6 (18 reviews) | 8.7 (567 reviews) | 8.7 (161 reviews) | 8.3 (52 reviews) | 
  | **Product Direction (% positive)** | 10.0 (30 reviews) | 9.1 (1774 reviews) | 8.3 (320 reviews) | 8.6 (250 reviews) | 

---
## Pricing

### Proxmox VE

#### Entry-Level Pricing

Plan: COMMUNITY

Price: € 4,99 month (per CPU)

Key Features:
- Access to Enterprise repository
- Support via community forum

[Browse all 4 editions](https://www.g2.com/products/proxmox-ve/pricing)

#### Free Trial

No

### Ubuntu

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

### CentOS

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### VirtualBox

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

---
## Features Comparison By Category

### Cloud Management Platforms

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | N/A | N/A |
| **Ubuntu** | 8.6/10 | 43 |
| **CentOS** | N/A | N/A |
| **VirtualBox** | N/A | N/A |

#### Functionality

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Cloud Consolidation** | Not enough data | 8.8 (36 reviews) | Not enough data | Not enough data | 
| **Cloud Orchestration** | Not enough data | 8.7 (39 reviews) | Not enough data | Not enough data | 
| **Cloud Optimization** | Not enough data | 8.6 (37 reviews) | Not enough data | Not enough data | 

#### Management

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Cloud Cost Analytics** | Not enough data | 8.8 (37 reviews) | Not enough data | Not enough data | 
| **Cloud Security** | Not enough data | 8.9 (37 reviews) | Not enough data | Not enough data | 
| **Cloud Resource Management** | Not enough data | 8.7 (36 reviews) | Not enough data | Not enough data | 
| **Cloud Backup and Recovery** | Not enough data | 8.7 (37 reviews) | Not enough data | Not enough data | 

#### Agentic AI - Cloud Management Platforms

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | 8.1 (24 reviews) | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | 8.2 (24 reviews) | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | 8.2 (23 reviews) | Not enough data | Not enough data | 

### Virtual Desktop Infrastructure (VDI)

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | N/A | N/A |
| **Ubuntu** | N/A | N/A |
| **CentOS** | N/A | N/A |
| **VirtualBox** | 8.3/10 | 41 |

#### Functionality

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Desktop Virtualization** | Not enough data | Not enough data | Not enough data | 9.1 (38 reviews) | 
| **Application Virtualization** | Not enough data | Not enough data | Not enough data | 8.3 (29 reviews) | 

#### Desktop Management

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Desktop Provisioning** | Not enough data | Not enough data | Not enough data | 9.1 (33 reviews) | 
| **Image Management** | Not enough data | Not enough data | Not enough data | 8.8 (32 reviews) | 
| **Load Balancing** | Not enough data | Not enough data | Not enough data | 7.3 (24 reviews) | 

#### Support

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Multi-Device Portability** | Not enough data | Not enough data | Not enough data | 9.0 (27 reviews) | 

#### Security

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Two-Factor Authentication** | Not enough data | Not enough data | Not enough data | 7.4 (17 reviews) | 
| **Single Sign-On (SSO)** | Not enough data | Not enough data | Not enough data | 7.5 (19 reviews) | 
| **Encryption** | Not enough data | Not enough data | Not enough data | 7.8 (27 reviews) | 
| **Access Controls and Permissions** | Not enough data | Not enough data | Not enough data | 8.7 (27 reviews) | 

### Server Virtualization

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | 9.0/10 | 13 |
| **Ubuntu** | 8.8/10 | 92 |
| **CentOS** | N/A | N/A |
| **VirtualBox** | 8.1/10 | 14 |

#### Performance

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Scalability** | 9.2 (13 reviews) | 9.4 (74 reviews) | Not enough data | 8.2 (13 reviews) | 
| **Portability** | 8.5 (12 reviews) | 9.4 (70 reviews) | Not enough data | 8.5 (13 reviews) | 
| **Data Recovery** | 8.8 (10 reviews) | 8.7 (70 reviews) | Not enough data | 7.1 (11 reviews) | 

#### Functionality

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **OS Integration** | 9.4 (12 reviews) | 9.3 (71 reviews) | Not enough data | 8.8 (13 reviews) | 
| **Resource Saving** | 9.2 (12 reviews) | 9.1 (72 reviews) | Not enough data | 8.2 (13 reviews) | 
| **Performance Management** | 9.3 (12 reviews) | 9.2 (69 reviews) | Not enough data | 7.6 (14 reviews) | 
| **Security** | 8.3 (11 reviews) | 9.5 (71 reviews) | Not enough data | 7.9 (13 reviews) | 

#### Agentic AI - Server Virtualization

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | 8.1 (42 reviews) | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | 8.4 (42 reviews) | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | 8.5 (43 reviews) | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | 8.3 (42 reviews) | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | 8.3 (41 reviews) | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | 8.5 (42 reviews) | Not enough data | Not enough data | 

### Container Engine

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | N/A | N/A |
| **Ubuntu** | 9.0/10 | 59 |
| **CentOS** | N/A | N/A |
| **VirtualBox** | N/A | N/A |

#### Application Support

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Deployment** | Not enough data | 9.2 (48 reviews) | Not enough data | Not enough data | 
| **Interface support** | Not enough data | 8.8 (40 reviews) | Not enough data | Not enough data | 
| **Processor support** | Not enough data | 9.3 (36 reviews) | Not enough data | Not enough data | 
| **Application Support** | Not enough data | 9.1 (46 reviews) | Not enough data | Not enough data | 

#### System Capability

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Self Healing High Availability** | Not enough data | 8.7 (33 reviews) | Not enough data | Not enough data | 
| **Orchestration** | Not enough data | 9.0 (40 reviews) | Not enough data | Not enough data | 
| **Scalability** | Not enough data | 9.2 (38 reviews) | Not enough data | Not enough data | 

#### Security

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Automatic Security Updates** | Not enough data | 9.1 (41 reviews) | Not enough data | Not enough data | 
| **Security updates** | Not enough data | 9.0 (41 reviews) | Not enough data | Not enough data | 

### Operating System

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | N/A | N/A |
| **Ubuntu** | 8.8/10 | 272 |
| **CentOS** | 8.8/10 | 25 |
| **VirtualBox** | N/A | N/A |

#### Memory Management - Operating System

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **RAM management** | Not enough data | 9.1 (198 reviews) | 9.2 (18 reviews) | Not enough data | 

#### Device Management - Operating System

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **I/O management** | Not enough data | 8.6 (213 reviews) | 9.0 (18 reviews) | Not enough data | 

#### Backup and Recovery - Operating System

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Data backup** | Not enough data | 8.6 (169 reviews) | 8.1 (13 reviews) | Not enough data | 

#### Error Detection - Operating System

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **System operations monitoring** | Not enough data | 8.8 (186 reviews) | 8.9 (19 reviews) | Not enough data | 

### AWS Marketplace

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | N/A | N/A |
| **Ubuntu** | N/A | N/A |
| **CentOS** | N/A | N/A |
| **VirtualBox** | N/A | N/A |

#### Agentic AI - AWS Marketplace

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | Not enough data | 

### IoT Operating Systems

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | N/A | N/A |
| **Ubuntu** | 8.9/10 | 41 |
| **CentOS** | N/A | N/A |
| **VirtualBox** | N/A | N/A |

#### Security

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Access Controls** | Not enough data | 8.8 (34 reviews) | Not enough data | Not enough data | 
| **Network Security** | Not enough data | 9.3 (35 reviews) | Not enough data | Not enough data | 
| **Compliance** | Not enough data | 8.9 (32 reviews) | Not enough data | Not enough data | 
| **Cryptography** | Not enough data | 8.5 (31 reviews) | Not enough data | Not enough data | 

### Security Compliance

| Product | Score | Reviews |
|---|---|---|
| **Proxmox VE** | N/A | N/A |
| **Ubuntu** | 8.4/10 | 49 |
| **CentOS** | N/A | N/A |
| **VirtualBox** | N/A | N/A |

#### Generative AI - Security Compliance

| Feature | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Predictive Risk** | Not enough data | 8.3 (35 reviews) | Not enough data | Not enough data | 
| **Automated Documentation** | Not enough data | 8.4 (33 reviews) | Not enough data | Not enough data | 

---
## Categories

**Unique to Proxmox VE (1):** [Server Virtualization Software](https://www.g2.com/categories/server-virtualization)

**Unique to Ubuntu (6):** [Security Compliance Software](https://www.g2.com/categories/security-compliance), [Cloud Management Platforms](https://www.g2.com/categories/cloud-management-platforms), [IoT Operating Systems](https://www.g2.com/categories/iot-operating-systems), [Operating Systems](https://www.g2.com/categories/operating-system), [Server Virtualization Software](https://www.g2.com/categories/server-virtualization), [Container Engine Software](https://www.g2.com/categories/container-engine)

**Unique to CentOS (2):** [Operating Systems](https://www.g2.com/categories/operating-system), [AWS Marketplace Software](https://www.g2.com/categories/aws-marketplace)

**Unique to VirtualBox (2):** [Server Virtualization Software](https://www.g2.com/categories/server-virtualization), [Virtual Desktop Infrastructure (VDI) Software](https://www.g2.com/categories/virtual-desktop-infrastructure-vdi)


---
## Reviewer Demographics

### By Company Size

| Segment | Proxmox VE | Ubuntu | CentOS | VirtualBox | 
|---|---|---|---|---|
| **Small-Business** | 62.9% | 47.3% | 31.5% | 43.8% | 
| **Mid-Market** | 28.6% | 33.1% | 38.5% | 34.4% | 
| **Enterprise** | 8.6% | 19.7% | 30.0% | 21.9% | 

### By Industry

#### Proxmox VE

- **Information Technology and Services:** 41.2%
- **Computer Software:** 11.8%
- **Computer & Network Security:** 11.8%
- **Oil & Energy:** 5.9%
- **Internet:** 5.9%
- **Consumer Goods:** 5.9%
- **Mechanical or Industrial Engineering:** 2.9%
- **International Affairs:** 2.9%
- **Higher Education:** 2.9%
- **Financial Services:** 2.9%
- **Other:** 5.9%

#### Ubuntu

- **Information Technology and Services:** 26.4%
- **Computer Software:** 25.1%
- **Computer & Network Security:** 5.2%
- **Higher Education:** 3.5%
- **Internet:** 2.9%
- **Telecommunications:** 2.5%
- **Financial Services:** 2.1%
- **Education Management:** 1.9%
- **Program Development:** 1.8%
- **Research:** 1.5%
- **Other:** 27.3%

#### CentOS

- **Information Technology and Services:** 30.3%
- **Computer Software:** 15.5%
- **Computer & Network Security:** 5.8%
- **Telecommunications:** 4.3%
- **Internet:** 3.8%
- **Higher Education:** 3.0%
- **Financial Services:** 2.8%
- **Research:** 1.8%
- **Program Development:** 1.5%
- **Education Management:** 1.3%
- **Other:** 30.3%

#### VirtualBox

- **Information Technology and Services:** 23.6%
- **Computer Software:** 22.2%
- **Computer & Network Security:** 7.3%
- **Telecommunications:** 4.9%
- **Internet:** 4.5%
- **Education Management:** 3.8%
- **Higher Education:** 2.1%
- **Computer Networking:** 2.1%
- **Program Development:** 1.7%
- **Accounting:** 1.4%
- **Other:** 26.4%

---
## Alternatives

### Alternatives to Proxmox VE

- [VMware vSphere](https://www.g2.com/products/vmware-vsphere/reviews) — 4.5/5 stars (761 reviews)
- [Azure Virtual Machines](https://www.g2.com/products/azure-virtual-machines/reviews) — 4.4/5 stars (391 reviews)
- [Nutanix Cloud Infrastructure (NCI)](https://www.g2.com/products/nutanix-cloud-infrastructure-nci/reviews) — 4.5/5 stars (324 reviews)
- [Oracle VM](https://www.g2.com/products/oracle-vm/reviews) — 4.3/5 stars (73 reviews)
- [SUSE Linux Enterprise Server](https://www.g2.com/products/suse-linux-enterprise-server/reviews) — 4.6/5 stars (72 reviews)
- [Virtuozzo](https://www.g2.com/products/virtuozzo/reviews) — 4.4/5 stars (55 reviews)
- [XenServer](https://www.g2.com/products/xenserver/reviews) — 4.2/5 stars (49 reviews)
- [VMware ESXi](https://www.g2.com/products/vmware-esxi/reviews) — 4.7/5 stars (21 reviews)
- [antsle Private Cloud](https://www.g2.com/products/antsle-private-cloud/reviews) — 4.8/5 stars (18 reviews)
- [SQL Server on Virtual Machines](https://www.g2.com/products/sql-server-on-virtual-machines/reviews) — 4.6/5 stars (18 reviews)

### Alternatives to Ubuntu

- [Red Hat Enterprise Linux](https://www.g2.com/products/red-hat-enterprise-linux/reviews) — 4.6/5 stars (974 reviews)
- [Windows 11](https://www.g2.com/products/windows-11/reviews) — 4.5/5 stars (4268 reviews)
- [Apple iOS](https://www.g2.com/products/apple-ios/reviews) — 4.6/5 stars (1557 reviews)
- [Android](https://www.g2.com/products/android/reviews) — 4.6/5 stars (1272 reviews)
- [Windows 7](https://www.g2.com/products/windows-7/reviews) — 4.2/5 stars (894 reviews)
- [Windows 8](https://www.g2.com/products/windows-8/reviews) — 3.7/5 stars (576 reviews)
- [macOS Sierra](https://www.g2.com/products/apple-macos-sierra/reviews) — 4.5/5 stars (481 reviews)
- [Oracle Linux](https://www.g2.com/products/oracle-linux/reviews) — 4.4/5 stars (345 reviews)
- [Chrome OS](https://www.g2.com/products/chrome-os/reviews) — 4.5/5 stars (708 reviews)
- [Apple OS X El Capitan](https://www.g2.com/products/apple-os-x-el-capitan/reviews) — 4.4/5 stars (262 reviews)

### Alternatives to CentOS

- [Red Hat Enterprise Linux](https://www.g2.com/products/red-hat-enterprise-linux/reviews) — 4.6/5 stars (974 reviews)
- [Windows 7](https://www.g2.com/products/windows-7/reviews) — 4.2/5 stars (894 reviews)
- [macOS Sierra](https://www.g2.com/products/apple-macos-sierra/reviews) — 4.5/5 stars (481 reviews)
- [Oracle Linux](https://www.g2.com/products/oracle-linux/reviews) — 4.4/5 stars (345 reviews)
- [Kali Linux](https://www.g2.com/products/kali-linux/reviews) — 4.5/5 stars (238 reviews)
- [Android](https://www.g2.com/products/android/reviews) — 4.6/5 stars (1272 reviews)
- [Fedora](https://www.g2.com/products/fedora/reviews) — 4.4/5 stars (211 reviews)
- [Linux Mint](https://www.g2.com/products/linux-mint/reviews) — 4.5/5 stars (188 reviews)
- [Apple iOS](https://www.g2.com/products/apple-ios/reviews) — 4.6/5 stars (1557 reviews)
- [Debian](https://www.g2.com/products/debian/reviews) — 4.6/5 stars (218 reviews)

### Alternatives to VirtualBox

- [Citrix DaaS](https://www.g2.com/products/citrix-citrix-daas/reviews) — 4.1/5 stars (546 reviews)
- [VMware vSphere](https://www.g2.com/products/vmware-vsphere/reviews) — 4.5/5 stars (761 reviews)
- [VMware Workstation Pro](https://www.g2.com/products/vmware-workstation-pro/reviews) — 4.5/5 stars (138 reviews)
- [VMware Fusion](https://www.g2.com/products/vmware-fusion/reviews) — 4.4/5 stars (126 reviews)
- [Amazon WorkSpaces](https://www.g2.com/products/amazon-workspaces/reviews) — 4.1/5 stars (108 reviews)
- [Vagrant](https://www.g2.com/products/vagrant/reviews) — 4.6/5 stars (32 reviews)
- [Azure Virtual Machines](https://www.g2.com/products/azure-virtual-machines/reviews) — 4.4/5 stars (391 reviews)
- [V2 Cloud](https://www.g2.com/products/v2-cloud/reviews) — 4.7/5 stars (247 reviews)
- [Google Compute Engine](https://www.g2.com/products/google-compute-engine/reviews) — 4.5/5 stars (952 reviews)
- [Xen Project](https://www.g2.com/products/xen-project/reviews) — 4.4/5 stars (5 reviews)

---
## Top Discussions

### Proxmox VE

- Title: [Possibility of importing virtual machines from other platforms](https://www.g2.com/discussions/12585-possibility-of-importing-virtual-machines-from-other-platforms) — 2 comments, 1 upvote
  > **Top comment:** "While the answer is yes, unfortunately at the time of writing importing ova files for example isn't a gui based thing.  An example is here:..."
- Title: [What operating system is proxmox?](https://www.g2.com/discussions/what-operating-system-is-proxmox) — 1 comment
  > **Top comment:** "Proxmox VE is a complete operating system based on Debian Linux"
- Title: [Is proxmox still free?](https://www.g2.com/discussions/is-proxmox-still-free) — 1 comment
  > **Top comment:** "Its still free and great!"

### Ubuntu

- Title: [I'm having trouble installing applications on Ubuntu. What are the best practices for a beginner?](https://www.g2.com/discussions/i-m-having-trouble-installing-applications-on-ubuntu-what-are-the-best-practices-for-a-beginner) — 7 comments, 1 upvote
  > **Top comment:** "Please let me know the error, I can help you in installing application on Ubuntu."
- Title: [Is Ubuntu really good OS comoared to other Linux distros?](https://www.g2.com/discussions/is-ubuntu-really-good-os-comoared-to-other-linux-distros) — 7 comments, 2 upvotes
  > **Top comment:** "Hi Avinash,

The packaging system of Ubuntu is inherited from Debian and is very well structured and maintained, making it relatively seldom necessary to..."
- Title: [What is Ubuntu used for?](https://www.g2.com/discussions/what-is-ubuntu-used-for) — 6 comments, 2 upvotes
  > **Top comment:** "operating system"
- Title: [What is Ubuntu Desktop used for?](https://www.g2.com/discussions/what-is-ubuntu-desktop-used-for) — 6 comments, 2 upvotes
  > **Top comment:** "Thanks you
"
- Title: [What is special about Ubuntu?](https://www.g2.com/discussions/what-is-special-about-ubuntu) — 5 comments, 5 upvotes
  > **Top comment:** "is one of the stable linux."

### CentOS

- Title: [how can I install and use CentOS](https://www.g2.com/discussions/how-can-i-install-and-use-centos) — 1 comment, 1 upvote
  > **Top comment:** "First download centos from the official repo. 
Later you can install by booting up your computer/laptop with centos iso image."
- Title: [How to install package?](https://www.g2.com/discussions/how-to-install-package) — 1 comment, 1 upvote
  > **Top comment:** "For install package use command : yum install <package_name>"
- Title: [Bolehkah ini digunakan untuk acara pembelajaran?](https://www.g2.com/discussions/can-this-be-used-for-learning-events) — 1 comment, 1 upvote
  > **Top comment:** "Yes. You can run Moodle, or other learning management system (LMS) products on CentOS Linux, or event management software. There is a rich set of open source..."
- Title: [Where did you go to learn how to use CentOS?](https://www.g2.com/discussions/51381-where-did-you-go-to-learn-how-to-use-centos) — 1 comment, 1 upvote
  > **Top comment:** "At my first job organization. 
Some learning forums like stackexchange, tldp, the Linux Foundation etc..., 
"
- Title: [How can I acheive client isolation ?](https://www.g2.com/discussions/how-can-i-acheive-client-isolation) — 1 comment, 1 upvote
  > **Top comment:** "When I was learning about client isolation I found this web article very helpful. I hope it will help you. 

..."

### VirtualBox

- Title: [How do I create a virtual machine in VirtualBox?](https://www.g2.com/discussions/how-do-i-create-a-virtual-machine-in-virtualbox) — 2 comments
  > **Top comment:** "Install Virtual Box on virtual box site.
after installation click on #New option
then get a name what types of os you want to install like Centos
then..."
- Title: [Is VirtualBox free?](https://www.g2.com/discussions/is-virtualbox-free) — 2 comments
  > **Top comment:** "Yes it is"
- Title: [How easy is it to install VirtualBox and what is it used for?](https://www.g2.com/discussions/10403-que-ta-facil-es-instalar-virtual-box-y-para-que-nos-sirve) — 2 comments, 1 upvote
  > **Top comment:** "It is relatively easy to install, you just need to run its installer and follow the quick installation steps. It helps us to simulate different operating..."
- Title: [What is VirtualBox software virtualization?](https://www.g2.com/discussions/what-is-virtualbox-software-virtualization) — 1 comment
  > **Top comment:** "You can run an OS virtually inside the software (virtualbox) without affecting the local OS.
The services of the virtualized OS could be limited but you can..."
- Title: [How does virtual box work?](https://www.g2.com/discussions/how-does-virtual-box-work) — 1 comment
  > **Top comment:** "It uses the machine resources to allocate and run another machine. It's like having another pc, that shares your resources with the main one."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/proxmox-ve-vs-ubuntu-vs-centos-vs-virtualbox)