IP Address Management - CMDB - Ticketing - DNS and Zone Management
phpipam open-source IP address management
Pure Java Network Tools
This project is an IP calculator to educational usage
The best cryptography playground available
IP subnet calculator
Basic subnet calculator written in Python.
Subnet Calculator
Ethernet traffic generator and analizer for networking debugging
The network calculator with many tools for IPv4,IPv6
A simple tool that performs network math with subnets.
Network Calculation Tool