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Hardentools vs OSArmor: catalog facts
Hardentools	OSArmor
Free Free, with source code published on GitHub.	Freemium Free to download; the site also lists an enterprise edition.
Windows, Command line	Windows
Disables commonly abused Windows and document reader features Graphical interface and command-line mode	Blocks common malware delivery techniques such as Office macros launching shells Over 250 built-in policies with no setup needed
Windows only Disabled features may break workflows that rely on them	Windows only Behaviour blocking can stop legitimate scripts and admin tools
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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