Decker

Foundry es una cadena de herramientas de Rust rápida y portátil para la ingeniería de contratos inteligentes de Ethereum que gestiona dependencias, compila Solidity, ejecuta pruebas unitarias y de fuzzing, despliega contratos e impulsa la interacción de la cadena mediante scripts desde la terminal o scripts de automatización de Solidity.

PoWFaucet is a modular testnet faucet for EVM chains with anti-abuse methods including a mining puzzle, captcha, IP limits, and Gitcoin Passport, and it backs the Sepolia proof-of-work faucet. Teams running a testnet self-host it to hand out test ETH without giving it all to one address.

hardhat-deploy is a Hardhat plugin for replicable deployments with named accounts, proxies, and diamonds. Builders install it when deployments must be repeatable across networks and track upgradeable contracts.