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Atomic Red Team vs OpenAEV

Both stand on breach and attack simulation software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Atomic Red Team

Free plan APILinuxMac+1

Atomic Red Team offers a free collection of mapped tests and tools for running them locally, remotely, or on a schedule. It does not automate emulation of a full attack group, and users need the environment owner's permission before execution.

Visit Atomic Red Team

OpenAEV

Free plan APILinuxSelf-hosted+1

OpenAEV combines attack simulation, exposure tracking, and crisis exercises, with a free on-premise Community Edition and a quote-based Enterprise Edition. Teams should compare the edition’s deployment and support provisions with their needs before choosing.

Visit OpenAEV

The facts

Atomic Red TeamOpenAEV
Free planYesYes
Open sourceNot publishedNot published
Runs onAPI, Linux, Mac, WindowsAPI, Linux, Self-hosted, Web
Lowest paid planFree or on requestFree or on request
Plans published12
MakerNot publishedNot published
Websiteatomicredteam.iofiligran.io
On breach and attack simulation software#1 of 20#5 of 20

Atomic Red Team: what it does well

  • Free open-source project.
  • Tests map to MITRE ATT&CK.
  • Can run tests on remote machines.
  • Atomic Runner supports unattended scheduled runs.
  • Tests use a structured format with few dependencies.

What to know first

  • No automated emulation for a whole specific attack group.
  • Permission from the environment owner is required before tests.
  • Attack-group scenarios require manual test chaining.

OpenAEV: what it does well

  • Maps simulations to MITRE ATT&CK and ATLAS.
  • Supports manual or agent-orchestrated attack paths.
  • Community Edition is free forever.
  • Offers cloud, on-premise, and multi-tenant deployments.
  • Lists 30+ integrations.

What to know first

  • Enterprise Edition pricing is quote-based.
  • Community support is listed for Community Edition.
  • Kubernetes is recommended for production deployments.

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