netfilter

Advanced HTTP(S) Rewriting Proxy

Aggregated AbuseIPDB blocklists with worst IPv4 & IPv6 offenders (~99% confidence)

Insert trace-points into the running configuration to observe the path of packets through the iptables chains.

百度网盘会员青春版 - 模拟百度云盘会员，支持隐藏云一朵、使用视频倍速、生成/查看/下载 AI字幕、修改头像、用户名、等级、SVIP 10 ID 等功能

Pure-Go Conntrack implementation; for humans.

⚔️🧱🔥🛑IP BAN Block Allow GEOIP country traffic limit server input/output to IP countries with iptables+xt_geoip, auto db-ip update, firewall fail2ban gfw ufw cidr blacklist netfilter rules persistent restrict netaddr xtables linux debian ubuntu apache nginx web server anti hack ddos firewalld ipblocks ipdeny ip ranges MaxMind ipset

A Linux kernel IPC firewall and logger for Android and Binder

Geographical host protection for Linux/FreeBSD

Simple script against most network threats.

Open Source Deep Packet Inspection Software Toolkit

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.

Layer 4 Single Packet Authentication Linux kernel module utilizing Netfilter hooks and kernel supported Berkeley Packet Filters (BPF)

Allow/deny traffic in nftables using country specific IP blocks

Firegex, a firewall for Attack-Defense CTFs

iptables/netfilter firewall for Linux servers with stateful filtering, trust system, ipset block lists, SYN flood protection, VNET per-IP policies, and Docker support

c-binding free API for golang to communicate with the queue subsystem of netfilter

Rust bindings for iptables

Pure-Go Netfilter Netlink family implementation.

🧱 Netfilter - An efficient blocker for ads, trackers, coin miners, popups, annoying anti-blockers, malware sites, etc.

Docker container for intercepting packets with scapy from a netfilter queue (nfqueue)