OWASP Amass
Map an authorised organisation's external attack surface and relationships.
What’s included for free?
The command-line framework is ongoing-free under the repository licence with no provider discovery quota; data sources and infrastructure are separate.
Where it runs: Self-hosted
Provider information ↗Checked 2026-11-01
Before you use it
Review the repository licence and each external data source before redistribution or commercial use.
Provider terms can change. Check current pricing and usage rights before starting a project.