lionsoul2014 / ip2region

Ip2region is an offline IP-to-Region localization library and IP data management framework with both IPv4 and IPv6 supports, 10-microsecond level query efficiency, xdb search client for many programming languages

phpipam / phpipam

phpipam development repository

ipinfo / cli

Official Command Line Interface for the IPinfo API (IP geolocation and other types of IP data)

oschwald / maxminddb-golang

MaxMind DB Reader for Go

beaugunderson / ip-address

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

kele551 / FoxPath

应用软件（网络工具） · GitHub 访问优化助手，只在本机分流、退出即还原

tooladda-online / ip-subnet-calculator

IP Subnet Calculator — Enter any IPv4 address with a CIDR prefix or subnet mask to instantly get the network address, broadcast address, usable host range, wildcard mask, binary/hex breakdown, and classification. Includes a VLSM planner, subnet list generator, and reverse calculators for required hosts or subnets. Free on ToolAdda.online.