> For the complete documentation index, see [llms.txt](https://docs.znsconnect.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.znsconnect.io/developer-guide.md).

# Developer Guide

- [What we build?](https://docs.znsconnect.io/developer-guide/technical-documentation.md): Create a custom link for your application or brand
- [ZNS SDK](https://docs.znsconnect.io/developer-guide/sdk.md): Interacts with blockchain domain names, resolving addresses, retrieving metadata
- [ZNS API](https://docs.znsconnect.io/developer-guide/zns-api.md): All the endpoints return a JSON encoded object.
- [ZNS Subgraph](https://docs.znsconnect.io/developer-guide/zns-subgraph.md): ZNS Connect Subgraph on Blockscout Explorer
- [ZNS Registration Integration](https://docs.znsconnect.io/developer-guide/zns-registration-integration.md): ZNS Registration Integration guide
- [ZNS Contract Addresses](https://docs.znsconnect.io/developer-guide/contract-address.md): List of Mainnets and Testnets