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。

Coinbase Wallet SDK connects applications to Coinbase Wallet through the injected provider and the mobile WalletLink flow. Builders use it to support Coinbase Wallet users on web and mobile.

Reown AppKit, formerly Web3Modal and the WalletConnect SDK, is a wallet-connection SDK with a hosted relay, support for over 700 wallets, and embedded logins. Application builders use it to cover both external wallets and embedded sign-in from one integration.

Web3-Onboard is a framework-agnostic wallet-connection library supporting more than 35 wallets and the EIP-1193, 1102, 3085 and 3326 standards, started by Blocknative and now maintained by thirdweb. Builders install it when the frontend is not React or must cover many wallet providers.