> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cosmos.network/llms.txt
> Use this file to discover all available pages before exploring further.

# Networks

# Overview

Use [Docker Compose](/cometbft/v0.37/docs/networks/docker-compose) to spin up CometBFT testnets on your
local machine.

See the `cometbft testnet --help` command for more help initializing testnets.