Browse by category
Networking and infrastructure
Practical, free tools with clear explanations. Choose a tool to get started.
Networking and infrastructure
IPv4 subnet calculator
Inspect the network address, broadcast address and host range for an IPv4 CIDR block.
Open tool Networking and infrastructurePoE power budget calculator
Estimate the total powered-device load and a planning headroom amount.
Open tool Networking and infrastructureUPS runtime estimator
Estimate battery runtime from nominal battery energy, efficiency and load.
Open tool Networking and infrastructureData transfer time calculator
Estimate transfer time for a file at a stated network speed.
Open tool Networking and infrastructureMbps to MB/s converter
Convert network speed in megabits per second to megabytes per second.
Open tool