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OpenVASNuclei
Free

The Community Edition is free and open source. Greenbone enterprise products are paid.

 Freemium

The Nuclei command-line scanner and its templates are free and open source under the MIT…

Linux, Self-hosted Windows, macOS, Linux, Command line
  • Large community vulnerability feed with authenticated scanning
  • Scheduling, reporting and tracking included rather than bolted on
  • Checks are readable YAML templates, so you can review and write them yourself
  • Community templates cover trending vulnerabilities within days
  • The community feed lags the paid enterprise feed
  • Installation and feed synchronisation are involved
  • Only legitimate against systems you are authorised to scan
  • Coverage depends on the template library; an untemplated vulnerability is invisible
Self-hosted Downloadable app
Open source Open source
License: GPL-2.0 License: MIT
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 21, 2026

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