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Hunt every Endpoint in your code, expose Shadow APIs, map the Attack Surface.

Hunt every Endpoint in your code, expose Shadow APIs, map the Attack Surface.

Your gateway to OWASP. Discover, engage, and help shape the future!

Open-source API security platform for continuous API discovery, vulnerability testing, and runtime threat detection. Integrates with CI/CD pipelines…

Go-based Web Application Firewall library compatible with ModSecurity SecLang rules and OWASP Core Rule Set v4, providing real-time HTTP traffic…

The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific application security topics.

An open-source project in Golang to asess different API Security tools and WAF for detection logic and bypasses

Application Security Verification Standard

Automated API security testing tool that generates tests from OpenAPI specs, fuzzes inputs, and checks for OWASP API Top 10 vulnerabilities including…

Automated Penetration Testing Framework - Open-Source Vulnerability Scanner - Vulnerability Management

Local-first AI red team for web, API, and LLM application security. Attacker-style reasoning, evidence-backed findings, and skills for AI coding…

The OWASP DevSecOps Guideline can help us to embedding security as a part of the development pipeline.

An open source threat modeling tool from OWASP

OWASP Secure Agent Playbook Project

OWASP Incubator project: detects credentials exposed in browser-delivered content (JavaScript, config responses, live traffic).

Takes third-party HTML and produces HTML that is safe to embed in your web application. Fast and easy to configure.

An empirical security testbed evaluating prompt injection, confused-deputy vulnerabilities, and tool-calling defenses in LLM agents.

Passive Laravel middleware that detects and logs SQL injection, XSS, RCE, bot scanners, and 175+ attack patterns. Features a built-in dashboard,…

Python exploit for CVE-2026-16764, a privilege escalation in OWASP DefectDojo where an is_staff REST API bypass lets a low-privileged user gain…