A Layer 1 Blockchain is the fundamental layer of the entire network. In simple words, the entire network functions like infrastructure for other networks, protocols, and apps. Layer 1 is the sole one in charge of the conscious process, including other rules and parameters. The critical role of Layer 1 is to ensure that Blockchain technology runs properly. Some common examples of Ethereum, Bitcoin, and Litecoin. Although the majority of the Blockchain layers come with some similarities, there are plenty of differences too.