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Microsoft Security Compliance Toolkit vs OpenSCAP: catalog facts
Microsoft Security Compliance Toolkit	OpenSCAP
Free Free download from Microsoft.	Free Free and open source.
Windows	Linux, Command line
Official Microsoft-recommended security baselines Compares baselines against existing configurations	Implements the NIST SCAP standard with 2014 certification Includes community hardening guides and baselines
Windows and Microsoft products only Aimed at enterprise administrators with Group Policy experience	Requires familiarity with SCAP policies and profiles Aimed at administrators rather than home users
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.