A modern, scalable, robust DHCPv4 and DHCPv6 server, with database (MySQL, PostgreSQL), hooks, multi-threading, RADIUS, NETCONF, Kerberos and more.

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

Powerful asynchronus IPv4 network scanner for PowerShell

🌐 Enhanced IP address querying with WebRTC

IPv6 address rate limiting evasion tool (that also supports IPv4)

Network calculator for subnet mask and other classless (CIDR) network information.

A library for working with IP addresses and networks in Go

Collecting Tor Bridges.

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

🍴 A toolkit for manipulating, validating and testing IP addresses and ranges, along with datasets relating to IP addresses. While it primarily has support for the IPv4 address space, more extensive IPv6 support is intended.

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

ipv6calc

Swift library for checking your IP address from ipify.org

A system administration related project

A browser extension, which shows you the origin of your IP address.

A middleware that allows whitelist or blacklist incomming requests based on IP address. It can be configured using single IP address or ranges. It supports single IP, IP range IPv4 and IPv6.

🌏根据IpV4、IpV6地址获取定位信息的PHP🐘组件 PHP components that obtain location information based on IpV4, IpV6 addresses

A redteam tool to obfuscate IPv4 addresses to evade AV or Application Firewalls

For those who are running domains through CloudFlare to their own servers with dynamic IP addresses. cloudReflare will automatically scan for IPv4 changes and update the CloudFlare DNS records accordingly.