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

# Interfaces

Our contract interfaces and common libraries are public on Github and available at:

* [@haiko-xyz/library](https://github.com/haiko-xyz/library)
* [@haiko-xyz/solver](https://github.com/haiko-xyz/solver)

If you are building on Haiko, you can import them by adding the following dependencies in your Scarb.toml.