# Mellivora vs PentesterLab PRO: side-by-side comparison (2026)

[Mellivora](https://cybersectools.com/tools/mellivora) is a free [cyber range training](https://cybersectools.com/categories/cyber-range) solution. [PentesterLab PRO](https://cybersectools.com/tools/pentesterlab-pro) is a commercial [cyber range training](https://cybersectools.com/categories/cyber-range) solution by [PentesterLab](https://cybersectools.com/companies/pentesterlab). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Mellivora | PentesterLab PRO |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Cyber Range Training | Cyber Range Training |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | 453 | – |
| Last commit | Sep 2023 | – |
| Company | – | PentesterLab |
| Headquarters | – | – |

### Use cases and capabilities

| | Mellivora | PentesterLab PRO |
|---|---|---|
| CTF | Yes | Yes |
| PHP | Yes | – |
| Education | Yes | – |
| Web Security | – | Yes |
| Vulnerability Exploitation | – | Yes |
| Bug Bounty | – | Yes |

### Core features

**Mellivora**

No features listed.

**PentesterLab PRO**

10 features listed. Sign in on the page to see them.

### Integrations

**Mellivora**

No integrations listed.

**PentesterLab PRO**

1 integration listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Mellivora](https://cybersectools.com/tools/mellivora) fits if you need both cloud and on-premises options, you need a free product and you want an open-source product.
- [PentesterLab PRO](https://cybersectools.com/tools/pentesterlab-pro) fits if you want a cloud product.

## Mellivora vs PentesterLab PRO FAQ

Common questions when comparing Mellivora vs PentesterLab PRO for cyber range training.

### What is the difference between Mellivora and PentesterLab PRO?

**Mellivora**: Mellivora Mellivora is a PHP-based CTF engine that provides comprehensive competition hosting capabilities with challenge management, team scoring, and administrative tools for cybersecurity competitions.

**PentesterLab PRO**: Online platform offering 700+ hands-on web security exercises and training, built by PentesterLab.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Mellivora and PentesterLab PRO?

**Mellivora** is open-source with 453 GitHub stars. **PentesterLab PRO** is made by PentesterLab. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Mellivora a good alternative to PentesterLab PRO?

Often, yes. Mellivora and PentesterLab PRO are both Cyber Range Training products, and both cover CTF. Key differences: Mellivora is Free while PentesterLab PRO is Commercial, Mellivora is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Mellivora vs SudoCyber](https://cybersectools.com/compare/mellivora-vs-sudocyber)
- [Mellivora vs GemForge Labs](https://cybersectools.com/compare/gemforge-labs-vs-mellivora)
- [Mellivora vs MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/compare/mellivora-vs-metactf-cloud-labs-cloud-ranges)
- [PentesterLab PRO vs SudoCyber](https://cybersectools.com/compare/pentesterlab-pro-vs-sudocyber)
- [PentesterLab PRO vs GemForge Labs](https://cybersectools.com/compare/gemforge-labs-vs-pentesterlab-pro)
- [PentesterLab PRO vs MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/compare/metactf-cloud-labs-cloud-ranges-vs-pentesterlab-pro)

## Alternatives to each

- [See all Mellivora alternatives](https://cybersectools.com/alternatives/mellivora)
- [See all PentesterLab PRO alternatives](https://cybersectools.com/alternatives/pentesterlab-pro)

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Source: https://cybersectools.com/compare/mellivora-vs-pentesterlab-pro

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/mellivora.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Mellivora and PentesterLab PRO: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md