> For the complete documentation index, see [llms.txt](https://docs.cronosid.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cronosid.xyz/developers-resources/domain-integration.md).

# Domain Integration

Cronos ID is a decentralised identity and communication layer built on Cronos. 

Starting with our **Domains**, every user will have a unique on-chain identity, allowing you to **find friends and exchange crypto with ease**. This will be followed by Notifications and Messaging Services which will be released in the future.

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Read on to find out the use cases and how to integrate Cronos ID domains into your product!