
ModSecurity
ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. It has a robust event-based…

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. It has a robust event-based…

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

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

teler-waf is a Go HTTP middleware that protects local web services from OWASP Top 10 threats, known vulnerabilities, malicious actors, botnets,…

Temporary WordPress plugin requiring authentication for the Core REST Batch API endpoint to mitigate the wp2shell vulnerability chain…

Cloud-based Web Application Firewall (WAF) providing L3/L7 protection against SQLi, XSS, DDoS, and bot attacks. Features AI assistant, anti-bot…

The Shadow Daemon web application firewall server

DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify works with a secure default, but offers a lot of…

An open source threat modeling tool from OWASP

A secure low code deception runtime framework, leveraging AI for System Virtualization.

bluemonday: a fast golang HTML sanitizer (inspired by the OWASP Java HTML Sanitizer) to scrub user generated content of XSS

High-performance WAF built on the OpenResty stack

Wire-level proxy firewall for AI agents that intercepts and gates SQL, Kubernetes, and HTTP traffic using HCL rules, with per-process tunnel…

Metlo is an open-source API security platform.

OWASP Honeypot, Automated Deception Framework.


Security proxy for AI agents. Scans every message for prompt injection, PII, and secrets. Defense-in-depth: Go proxy + iptables firewall + eBPF…

cMCP: Confidential MCP Gateway. Hardware-attested policy enforcement for MCP tool calls.