Base

Base supports Optimism's OP Stack, making it one of the most secure and scalable EVM L2s available. The OP Stack is an open source public commodity that serves as the foundation of a "superchain" of L2s that share interoperability, sequencing, and governance.
Source :

Base supports Optimism's OP Stack, making it one of the most secure and scalable EVM L2s available. The OP Stack is an open source public commodity that serves as the foundation of a "superchain" of L2s that share interoperability, sequencing, and governance.
Source : https://www.base.org/