rack/rack-attack

Atomic and non-atomic counters and rate limiting tools. Limit resource access at any scale.

A modular Ruby web server interface.

An attempt to tame Rails' default policy to log everything.

SafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits.

🛡️ Open-source and cloud-native Web Application Firewall (WAF)

Nginx Block Bad Bots, Spam Referrer Blocker, Vulnerability Scanners, User-Agents, Malware, Adware, Ransomware, Malicious Sites, with anti-DDOS, Wordpress Theme Detector Blocking and Fail2Ban Jail for Repeat Offenders

Help secure Express apps with various HTTP headers

Weighs the soul of incoming HTTP requests to stop AI crawlers

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. It has a robust event-based programming language which provides protection from a range of attacks against web applications and allows for HTTP traffic monitoring, logging and real-time analysis.