# MITRE Caldera™ vs RedMimicry: side-by-side comparison (2026)

[MITRE Caldera™](https://cybersectools.com/tools/mitre-calderatm) is a free [Red-Team & adversary emulation](https://cybersectools.com/categories/offensive-security) solution. [RedMimicry](https://cybersectools.com/tools/redmimicry) is a commercial [breach & attack simulation](https://cybersectools.com/categories/threat-simulation) solution by [RedMimicry](https://cybersectools.com/companies/redmimicry). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | MITRE Caldera™ | RedMimicry |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Red-Team & Adversary Emulation | Breach & Attack Simulation |
| Verified | No | No |
| Deployment type | On-Premises | Cloud |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| GitHub stars | 6,816 | – |
| Last commit | Mar 2026 | – |
| Company | – | RedMimicry |
| Headquarters | – | – |

### Use cases and capabilities

| | MITRE Caldera™ | RedMimicry |
|---|---|---|
| C2 | Yes | Yes |
| Red Team | Yes | Yes |
| MITRE ATT&CK | Yes | Yes |
| Emulation | – | Yes |
| Playbooks | – | Yes |
| Threat Actors | – | Yes |
| Security Validation | – | Yes |
| NDR | – | Yes |
| Continuous Testing | – | Yes |
| Blue Team | – | Yes |

### Core features

**MITRE Caldera™**

No features listed.

**RedMimicry**

8 features 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.

- [MITRE Caldera™](https://cybersectools.com/tools/mitre-calderatm) fits if you need to run it on your own servers, you need a free product and you want an open-source product.
- [RedMimicry](https://cybersectools.com/tools/redmimicry) fits if you want a cloud product.

## MITRE Caldera™ vs RedMimicry FAQ

Common questions when comparing MITRE Caldera™ vs RedMimicry for Red-Team & adversary emulation.

### What is the difference between MITRE Caldera™ and RedMimicry?

**MITRE Caldera™**: MITRE Caldera™ is an automated adversary emulation platform built on the MITRE ATT&CK framework that supports red team operations and incident response activities through a modular C2 server and plugin architecture.

**RedMimicry**: Breach and attack emulation platform that mimics real threat actors, built by RedMimicry.

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

### Who makes MITRE Caldera™ and RedMimicry?

**MITRE Caldera™** is open-source with 6,816 GitHub stars. **RedMimicry** is made by RedMimicry. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is MITRE Caldera™ a good alternative to RedMimicry?

In part. MITRE Caldera™ and RedMimicry are not in the same category on CybersecTools. Both cover Red Team, MITRE ATT&CK, C2. Key differences: MITRE Caldera™ is Free while RedMimicry is Commercial, MITRE Caldera™ is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [MITRE Caldera™ vs A Security](https://cybersectools.com/compare/a-security-vs-mitre-calderatm)
- [MITRE Caldera™ vs Crimson7 Offensive Engineering](https://cybersectools.com/compare/crimson7-offensive-engineering-vs-mitre-calderatm)
- [MITRE Caldera™ vs GoSecure Titan® Adversarial Simulation](https://cybersectools.com/compare/gosecure-titanr-adversarial-simulation-vs-mitre-calderatm)
- [RedMimicry vs A Security](https://cybersectools.com/compare/a-security-vs-redmimicry)
- [RedMimicry vs Crimson7 Offensive Engineering](https://cybersectools.com/compare/crimson7-offensive-engineering-vs-redmimicry)
- [RedMimicry vs GoSecure Titan® Adversarial Simulation](https://cybersectools.com/compare/gosecure-titanr-adversarial-simulation-vs-redmimicry)

## Alternatives to each

- [See all MITRE Caldera™ alternatives](https://cybersectools.com/alternatives/mitre-calderatm)
- [See all RedMimicry alternatives](https://cybersectools.com/alternatives/redmimicry)

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Source: https://cybersectools.com/compare/mitre-calderatm-vs-redmimicry

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

More on MITRE Caldera™ and RedMimicry: 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