Ethereum Attestation Service (EAS)

Human Passport aggregates identity credentials, called Stamps, into one Unique Humanity Score per wallet, so projects can check that an address is a distinct person before an airdrop, grant round, vote or signup. Read scores from the REST API or drop in the Passport Embed React component.

thirdweb 是一個全端、開源的 Web3 開發平台，提供前端、後端和鏈上工具，用於在每個 EVM 鏈上建構完整的 Web3 應用程式。

Alchemy 的 Modular Account 是一個最大化模組化、可升級的智能合約帳戶，相容於 ERC-4337 和 ERC-6900。隨著 2025 年 2 月發布的 v2 版本，Alchemy 的 Modular Account 成為市場上最高效的智能帳戶。

TypeScript 函式庫，使用 ERC-8128（RFC 9421 HTTP 訊息簽章擴充功能）透過以太坊錢包簽署和驗證 HTTP 請求，實現基於錢包的身分驗證和請求完整性。

ConnectKit provides React wallet-connection components built on wagmi. React builders drop it in when they want prebuilt connect buttons and modals for an application.

Privy provides embedded wallet and authentication SDKs with configurable custody and signing permissions. Builders use it to create wallets during sign-up and support email, social, or passkey login.