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nono vs HOL Guard: catalog facts
nono	HOL Guard
Free Free and open source under the Apache-2.0 license.	Freemium Guard Local is free and open source; optional Guard Cloud and Pro features are paid.
macOS, Linux, Command line	Command line
Per-tool sandbox policies Keeps real credentials outside agent processes	Can block or request approval for supported actions before they run Keeps local decision history
Windows support requires WSL2	Enforcement coverage varies by agent and event type Shared policies and team features require optional Guard Cloud
Downloadable app	Downloadable app, Hosted service
Open source	Open source
License: Apache-2.0	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

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