# Overview

Contracts can be categorized as follows:

* [**Registry**](https://docs.dimo.org/protocol/identity-protocol/registry)**:** This is the entry point and single contract [DIMO Registry](#dimo-registry).
* [**Nodes & NFTs**](https://docs.dimo.org/protocol/identity-protocol/nodes-and-nfts)**:** The core functionality of the system that builds the DIMO identity.  
* [**Auxiliary**](https://docs.dimo.org/protocol/identity-protocol/auxiliary-contracts)**:** Supplementary contracts that does not fit into the Registry and Nodes category.

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