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Alchemy Account Kit

Account Kit is a complete solution for account abstraction. Using Account Kit, you can create a smart contract wallet for every user that leverages account abstraction to simplify every step of your app’s onboarding experience. It also offers Gas Manager and Bundler APIs for sponsoring gas and batching transactions.

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Biconomy

Biconomy is an Account Abstraction toolkit that enables you to provide the simplest UX for your dapp or wallet. It offers modular smart accounts, as well as paymasters and bundlers as a service for sponsoring gas and executing transactions at scale.

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Coinbase Account Abstraction Kit

The Coinbase Developer Platform Account Abstraction Kit is an account abstraction toolkit for building simple onchain user experiences. Account Abstraction Kit provides a paymaster and bundler that allows you to sponsor gas fees and bundle user transactions, improving the user experience of your application.

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Openfort

Openfort is an infrastructure provider designed to simplify the development of games and gamified experiences across their suite of API endpoints. The platform vertically integrates the AA stack, so game developers can focus on game development without worrying about private key management, the account model or the onchain interactions with paymasters and bundlers. The Openfort platform is compatible with most EVM chains, including Base.

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Pimlico

Pimlico provides an infrastructure platform that makes building smart accounts simpler. If you are developing, an ERC-4337 smart account, they provide bundlers, verifying paymasters, ERC-20 paymasters, and much more.

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Reown (prev. known as WalletConnect)

Reown gives developers the tools to build user experiences that make digital ownership effortless, intuitive, and secure. One of Reown’s offerings is the AppKit SDK. AppKit is a powerful, free, and fully open-source SDK for developers looking to integrate wallet connections and other Web3 functionalities into their apps on any EVM and non-EVM chain. In just a few simple steps, you can provide your users with seamless wallet access, one-click authentication, social logins, and notifications—streamlining their experience while enabling advanced features like on-ramp functionality, in-app token swaps and smart accounts. Check out the docs to get started.

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Safe

Safe provides modular smart account infrastructure and account abstraction stack via their Safe Account Abstraction SDK, API, and Protocol.

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Stackup

Stackup provides smart account tooling for building account abstraction within your apps. They offer Paymaster and Bundler APIs for sponsoring gas and sending account abstraction transactions.

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thirdweb

thirdweb offers the complete toolkit to leverage account abstraction technology to enable seamless user experiences for your users. This includes Account Factory contracts that let your users spin up Smart Accounts, Bundler for UserOps support, and Paymaster to enable gas sponsorships.

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WalletKit

WalletKit is an all-in-one platform for adding smart, gasless wallets to your app. It has integrated support for ERC 4337 and comes with a paymaster and bundler included, requiring no extra setup. WalletKit also offers pre-built components for onboarding users with email and social logins, which can be integrated in under 15 minutes using their React SDK or the wagmi connector. Alternatively, build completely bespoke experiences for your users using WalletKit’s Wallets API. WalletKit is compatible with most EVM chains, including Base. You can check out the WalletKit documentation here. Start building for free on the Base testnet today.

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ZeroDev

ZeroDev is an embedded wallet powered by account abstraction. It offers you the ability to create self-custody wallets for your users, sponsor gas, and simplify user flows by batching and automating transactions.