phpipam open-source IP address management
IP Address Management - CMDB - Ticketing - DNS and Zone Management
Pure Java Network Tools
This project is an IP calculator to educational usage
IP subnet calculator
Insulin infusion protocol calculator
Basic subnet calculator written in Python.
Programmable Calculator (IP functions, create user functions)
The network calculator with many tools for IPv4,IPv6
A simple tool that performs network math with subnets.
Network Calculation Tool