How to get Linea Sepolia testnet ETH
Linea Sepolia ETH is useful mainly for developers looking to test dapps and infrastructure, as it enables them to see how things work in the wild—on a network resembling Linea Mainnet—without using costly mainnet ETH to pay for transactions.
Although testnets like Linea Sepolia are mainly frequented by developers, there's nothing stopping anyone getting Linea Sepolia ETH to play around with.
Testnets on most networks generally have 'faucets' — services which distribute testnet network tokens for free.
There are several Linea Sepolia faucets available: