Top 106 ipv4 open source projects

Java library for handling IP addresses and subnets, both IPv4 and IPv6

Socket and Networking Library using msgpack.org[C++11]

Example config.boot files for UBNT EdgeRouters with Google, Comcast, and Charter

SIIT and NAT64 for Linux

PHP Library for manipulating network addresses (IPv4 and IPv6)

🚩 自动更新域名解析到本机IP(支持dnspod,阿里DNS,CloudFlare,华为云,DNSCOM...)

ASP.NET Core middleware for IP address filtering.

Useful tools for IP manipulations

Tool made to automate tasks of pentesting.

nftables load balancer

A library for fast IP address lookup in Python.

aliyun ddns for golang【阿里云DDNS服务，用来将自己的动态IP同步到自己的域名解析服务器，安装方便，配置简单，默认支持Linux和MacOS以后台服务方式持续运行】

The BGP swiss army knife of networking

A TypeScript/JavaScript library for working with ASN, IPv4, and IPv6 numbers. It provides representations of these internet protocol numbers with the ability to perform various IP related operations like parsing, validating etc. on them

CLI tool for CIDR range operations (check, generate)

A simple DynDNS server with an build in HTTP interface to update IPs

Network utility for sending / receiving TCP, UDP, SSL

Networking , N/W layer, Transport and Application Layer, Networking Service, Internet, Troubleshooting , N/W future

Verified iptables Firewall Ruleset Analysis

A role to manage iptables rules which doesn't suck.

A simple, handy network addressing multitool with plenty of features

User-space UDP/IP stack on top of netmap

A library to work with CIDRs in rust

Easily forge ICMP packets and make your own ping and traceroute.

Internet standards compliance test suite

A tool to ping multiple hosts at once with a CLI and web-based overview

High-performance match IP address for Nginx + Lua

Fast Java library for working with IP addresses, ranges, and subnets

Automatically updates IP blacklist for EdgeOS (supports IPv4 & IPv6)

A simple, lightweight socks5 server for Unix (Linux/BSD/macOS)

SQL version for IPIP.net free global ipv4 address database

Enterprise Network Flow Collector (IPFIX, sFlow, Netflow) from Verizon Media

Dynamic DNS service

goscan is a simple and efficient IPv4 network scanner that discovers all active devices on local subnet.

A network address manipulation library for Python

Fork of DDoS Deflate with fixes, improvements and new features.

Reliable UDP networking library

Retrieve and parse whois data for IPv4 and IPv6 addresses

Highly portable C system library: threads and synchronization primitives, sockets (TCP, UDP, SCTP), IPv4 and IPv6, IPC, hash functions (MD5, SHA-1, SHA-2, SHA-3, GOST), binary trees (RB, AVL) and more. Native code performance.

ZMap is a fast single packet network scanner designed for Internet-wide network surveys.

Simple command to manage a centralised wireguard VPN. Think wg-quick but quicker: key generation + address allocation.

💻 a library for parsing and manipulating IPv4 and IPv6 addresses in JavaScript

Smart DNS proxy to watch Netflix

TCP/IP networking stack in pure OCaml, using the Mirage platform libraries. Includes IPv4/6, ICMP, and UDP/TCP support.

IPNetwork command line and C# library take care of complex network, IP, IPv4, IPv6, netmask, CIDR, subnet, subnetting, supernet, and supernetting calculation for .NET developers. It works with IPv4 as well as IPv6, is written in C#, has a light and clean API, and is fully unit-tested

Managed C# abstraction of GameNetworkingSockets library by Valve Software

BGP Dashboard and Monitoring Web Application

OpenBSD Router Boilerplate

Proxy Auto Config generator,自动代理配置生成PAC,可配合ss小飞机使用

A DNS Server which lets IPv4-prioritized devices to use IPv6 first, or lets IPv6-prioritized devices to use IPv4 first.

golang to calculate CIDR network

🌚 🌍 🌝 GeoIP 规则文件加强版，同时支持定制 V2Ray dat 格式路由规则文件 geoip.dat 和 MaxMind mmdb 格式文件 Country.mmdb。Enhanced edition of GeoIP files for V2Ray, Xray-core, Trojan-Go, Clash and Leaf, with replaced CN IPv4 CIDR available from ipip.net, appended CIDR lists and more.

📇 When someone clicks the link, you will receive their IP and other information via telegram.

IPv6-in-IPv4 Tunnel Server

An Angular network address component (IPv4, IPv6 and MAC)

IP calculator in Emacs Lisp

A script for syncing Pingdom probe IPv4 addresses to AWS security groups.

Swift library for checking your IP address from ipify.org

Simple OpenBSD Home Firewall Config for ALIX Board