Kurtosis

Hardhat 是一個用於建置和部署以太坊軟體的開發環境

Foundry 是一個快速、可攜式的 Rust 工具鏈，用於以太坊智能合約工程，它可以管理依賴項、編譯 Solidity、執行模糊測試和單元測試、部署合約，並從終端機或 Solidity 自動化腳本驅動腳本化的鏈互動。

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.