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Nuclei

projectdiscovery/nuclei
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Nuclei is a fast, customizable vulnerability scanner powered by the global security community and built on a simple YAML-based DSL, enabling collaboration to tackle trending vulnerabilities on the internet. It helps you find vulnerabilities in your applications, APIs, networks, DNS, and cloud configurations.

SecurityVulnerability scanningCommand line
Nuclei website screenshot

From the README

Nuclei is a modern, high-performance vulnerability scanner that leverages simple YAML-based templates. It empowers you to design custom vulnerability detection scenarios that mimic real-world conditions, leading to zero false positives.

Stars
★ 31.5k
Language
Go
License
MIT
Last updated
2026-09-23
Category
Security & privacy
Section
General