# Account Abstraction resources

I have been studying quite a lot about [Account abstraction](https://ethereum.org/en/roadmap/account-abstraction/) and [ERC-4337](https://www.erc4337.io) recently. I will point out here some resources worth reviewing:

* Walk through a thinking process of arriving at the current AA design, showing which problems had to be resolved along the way: [https://www.alchemy.com/blog/account-abstraction](https://www.alchemy.com/blog/account-abstraction)
    
* Modularization of AA: [https://blog.rhinestone.wtf/modulekit-deep-dive-ad84ee0797c6](https://blog.rhinestone.wtf/modulekit-deep-dive-ad84ee0797c6)
    
* Early experimentation with AA by Visa: [https://usa.visa.com/solutions/crypto/auto-payments-for-self-custodial-wallets.html](https://usa.visa.com/solutions/crypto/auto-payments-for-self-custodial-wallets.html)
    
* Panther Protocol explanation of AA: [https://blog.pantherprotocol.io/ethereum-account-abstraction-everything-you-need-to-know/](https://blog.pantherprotocol.io/ethereum-account-abstraction-everything-you-need-to-know/)
    
* SDK facilitating operations on AA: [https://accountkit.alchemy.com](https://accountkit.alchemy.com/overview/why-account-kit.html)
    
* Safe Wallet implementation for AA: [https://safe.global/core](https://safe.global/core)