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Specops Password AuditorPurple Knight

Best for: Windows administrators checking the password health of an Active Directory domain

Best for: Administrators auditing the security of a hybrid Active Directory environment

Free

Free to download and use; related Specops products are paid.

 Free

The Community edition is free to download from Semperis.

Windows Windows
  • Finds weak, reused and breached passwords in Active Directory
  • Free with no paid tier needed for auditing
All 3 strengths
  • Finds weak, reused and breached passwords in Active Directory
  • Free with no paid tier needed for auditing
  • Gives administrators a clear list of accounts to fix
  • Covers on-premises AD, Entra ID and Okta in one assessment
  • More than 230 indicators of exposure and compromise
All 3 strengths
  • Covers on-premises AD, Entra ID and Okta in one assessment
  • More than 230 indicators of exposure and compromise
  • Prioritized remediation guidance with MITRE ATT&CK mapping
  • Windows and Active Directory only
  • Reports problems but does not enforce password policy on its own
All 3 limitations
  • Windows and Active Directory only
  • Reports problems but does not enforce password policy on its own
  • Closed source
  • Closed source
  • Assessment tool only; it does not fix issues itself
All 3 limitations
  • Closed source
  • Assessment tool only; it does not fix issues itself
  • Windows only
Downloadable app Downloadable app
Not open source Not open source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline
Sources

Catalog checked September 23, 2026
Sources

Catalog checked September 23, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.