Layer 1 and Layer 2 blockchains are terms used to categorize different types of blockchain architectures based on their functionalities and roles in the overall blockchain ecosystem. Here is RR2 Capital’s brief explanation on the differences between the two.
blockchain layer 1 layer 2
Layer-1 is the term that’s used to describe the underlying main blockchain architecture. Layer-2, on the other hand, is an overlaying network that lies on top of the underlying blockchain.

