VLSM subnet calculator
This program automates the process of creating VLSM subnets (VLSM calculator).
It takes IPv4 network address in CIDR format e.g. x.x.x.x/x, number of subnets to create and parameters for each subnet (size, and choice of minimum/maximum/balanced).
You can play around with the program by downloading this jar file : VLSMCalculator-