
Infinitism Bundler
Reference open-source ERC-4337 bundler written in Typescript by the ERC-4337 authors.

What is Infinitism Bundler?
The Infinitism bundler is the reference bundler developed by the original authors of EIP-4337 including Dror Tirosh (@drortirosh) and Shahaf Nacson. The implementation also includes an SDK to send and receive UserOperation.
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What is account abstraction? ERC-4337 explained
Account abstraction lets a smart contract act as your account. ERC-4337 delivers it without changing Ethereum, and EIP-7702 brings it to existing EOAs.

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