Developer Tools

Professional-grade security tools for testing, analyzing, and preventing XSS vulnerabilities. Built for developers and security researchers.

For authorized testing only. These tools are designed for educational purposes and authorized security testing. Only use on systems you own or have explicit permission to test. Unauthorized access is illegal.

Available Tools

Choose a tool below to get started. More tools are being added regularly.

CSP Analyzer & Builder

Available

Parse and analyze Content Security Policy headers. Test XSS payloads against CSP rules. Build secure policies with framework-specific templates.

Security HeadersXSS PreventionPolicy Builder

DOM Sink/Source Analyzer

Available

Scan JavaScript code for dangerous DOM sinks and untrusted sources. Visualize data flow from source to sink. Get remediation advice for vulnerable patterns.

DOM XSSCode AnalysisStatic Scanner

Payload Fuzzer

Available

Generate payload variations using mutation strategies. Test against custom filters. Create encoding chains for bypass attempts.

FuzzingMutationsBypass Testing

API Documentation

Available

Access the XSS payload database programmatically. Static JSON endpoints for integration with Burp Suite, OWASP ZAP, and custom tools.

APIIntegrationJSON

Learning Paths

Available

Structured tutorials from beginner to advanced. Hands-on challenges with instant feedback. Track your progress through interactive lessons.

TutorialsChallengesEducation

Interactive Playground

Test XSS payloads in a safe environment with multiple testing modes.

Go to Playground →

Payload Database

Browse 150+ categorized XSS payloads with detailed descriptions.

View Payloads →

Learning Resources

Comprehensive guides on XSS types, prevention, and best practices.

Start Learning →