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Nuclei vs OpenVAS: catalog facts
Nuclei	OpenVAS
Freemium The Nuclei command-line scanner and its templates are free and open source under the MIT…	Free The Community Edition is free and open source. Greenbone enterprise products are paid.
Windows, macOS, Linux, Command line	Linux, Self-hosted
Checks are readable YAML templates, so you can review and write them yourself Community templates cover trending vulnerabilities within days	Large community vulnerability feed with authenticated scanning Scheduling, reporting and tracking included rather than bolted on
Only legitimate against systems you are authorised to scan Coverage depends on the template library; an untemplated vulnerability is invisible	The community feed lags the paid enterprise feed Installation and feed synchronisation are involved
Downloadable app	Self-hosted
Open source	Open source
License: MIT	License: GPL-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 22, 2026

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