
OpenBlock
OpenBlock is an MPC wallet with no seed phrase or private key for everyday Web3 users.

What is OpenBlock?
OpenBlock is a multi-chain MPC wallet that replaces seed phrases and private keys with a super-app login flow. Users sign in with email or social, hold and trade assets across EVM chains including Scroll, Arbitrum, and BNB Chain, and recover their wallet without managing seed backups.
Web3 dapps and developer tools related to OpenBlock
Discover blockchain applications that are frequently used with OpenBlock.
Developer resources from Alchemy

What is ERC-4337?
ERC-4337 enables smart contract wallets on Ethereum without requiring any consensus-layer protocol changes.

Alchemy Smart Wallets support J.P. Morgan's historic USD deposit token launch
We're proud to announce J.P. Morgan's launch of its first USD deposit token proof of concept on a public blockchain, supported by Alchemy's enterprise-grade infrastructure and smart wallets.

How Virtuals built the infrastructure for AI agent economies with smart wallets
Programmable smart wallets enable tens of thousands of autonomous transactions across 10+ AI agents
OpenBlock alternatives
Explore web3 competitors and apps like OpenBlock.
App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.

