ActiveOSI-approved OSSSecuritySecurity Scanning

Nuclei

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.

Data confidence90/100
Source coverage90/100
Publish confidence90/100
Evidence checkedSep 15, 2026
About this tool

What ToolVitals knows about Nuclei

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.

This tool has an OSI-approved open-source license signal.

Commit continuity, contributor activity, and delivery signals are strong.

Source-visible projectSecurity ScanningOSI-approved OSSScored Intelligence
Score Breakdown

Public signal read

?

How to read this

The overall score reflects ToolVitals maintenance and delivery evidence. Adoption is shown as public context only and does not change the overall score.

Activity
Commit activity across recent and sustained windows, with releases as a small supporting signal.
Reliability
Maintenance posture from commit recency, continuity, and active contributors.
Adoption
Public footprint from GitHub stars and forks when available.
ToolVitals96/100Health96/100Shipping95/100Zombie Risk1/100
Overall Score96Active
Activity95
Reliability96
Adoption90
Project provenance

Fork network

Popular active forks

Highest GitHub star count first
Repository

GitHub Activity

Go
projectdiscovery/nuclei
Stars31,181
Forks3,864
Contributors22Active in 90d · as of Sep 15, 2026
Open Issues97
Primary Language
Go
Last Commit
Today
Commits 30d
65
Commits 90d
180
Releases 90d
3
Default Branch
dev
License
MIT
Repository Status
Active repository
Evidence

Signal Quality

Data Confidence90/100Strong
Source Coverage90/100Strong
Publish Confidence90/100Strong

ConfidenceHigh-confidence score from multiple public signals.

Zombie RiskNo meaningful zombie signal right now.

How ToolVitals scores work
Openness

License Evidence

Class
OSI-approved OSS
License
MIT

This tool has an OSI-approved open-source license signal.

Sources

Tracked Sources

Profile

Classification

Category
Security
Use Case
Security Scanning
Openness
OSI-approved OSS
License
MIT
Tool Mode
Source-visible project
Score Model
Open Source Maintenance
Score Visibility
Scored Intelligence
Status
Active
Maintainers

README Badge

Show this ToolVitals status in project docs.

Open badge SVG
For agents

Machine-readable profile

Use the clean Markdown or structured JSON representation from the same published ToolVitals evidence snapshot.

ToolVitals agent access guide
Latest

Recent Updates

Tags
open-sourceattack-surfacecve-scannerdasthacktoberfestnuclei-enginesecuritysecurity-scannersubdomain-takeovervulnerability-assessmentvulnerability-detectionvulnerability-scannerapi-firstapi-securitycloud-securityyaml-dsl

Alternatives

Recommended Alternatives

Top-ranked tools in the same use case by public ToolVitals evidence.

Akto

Active · OSI-approved OSS

98

DefectDojo

Active · OSI-approved OSS

98

Kubescape

Active · OSI-approved OSS

98

Some links are affiliate links. ToolVitals may earn a commission from qualifying purchases.