DDos Ripper a Distributable Denied-of-Service (DDOS) attack server that cuts off targets or surrounding infrastructure in a flood of Internet traffic

The BGP swiss army knife of networking

A no-nonsense CAPTCHA system with seamless UX | Backend component

The first open-source DDoS protection system

Web Application Firewall (WAF) for PHP.

All-in-one solution for high performance web content delivery and advanced protection against DDoS and web attacks

A firewall that utilizes the Linux kernel's XDP hook. The XDP hook allows for very fast network processing on Linux systems. This is great for dropping malicious traffic from a (D)DoS attack. IPv6 is supported with this firewall! I hope this helps network engineers/programmers interested in utilizing XDP!

GDPR compliant, self-hosted CAPTCHA alternative with PoW mechanism and advanced anti-spam filter.

Welcome to vDDoS, a HTTP(S) DDoS Protection Reverse Proxy. Thank you for using!

Project dedicated to fight Layer 7 DDoS with proof of work, with an additional WAF and controller. Completed with full set of features and containerized for rapid and lightweight deployment.

Lightweight http anti-ddos reverse-proxy made in golang

The Spigot, Bungee and Velocity plugin that parses client IP addresses passed from the TCPShield network.

packet captures of real-world ddos attacks

A pre-DDoS security assessment tool

Anti-DDoS-Lite (Anti-Crawler app) is a small PHP app to protect your site against DDoS attack.

Bash script to create nftables sets of country specific IP address ranges for use with firewall rulesets. The project provides a simple and flexible way to implement geolocation filtering with nftables. It can be a useful tool to reduce the chance of malware, ransomware and phishing attempts as well as mitigating the effects of DDoS attacks.

Simple script against most network threats.

Nginx L7 DDoS Protection! And many more features 💥 ⚡

Web Application Firewall, made in go.

Hades-lite 青松云安全开源的一个内核级 Anti-ddos 的驱动程序，轻量且高效，构建高性能代理防御，单机可抵御7Gb DDoS攻击