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

# Developing with Slyk

- [Step-by-step development guide](https://developers.slyk.io/slyk/developing-with-slyk/step-by-step-development-guide.md)
- [Authentication](https://developers.slyk.io/slyk/developing-with-slyk/step-by-step-development-guide/authentication.md)
- [Wallet](https://developers.slyk.io/slyk/developing-with-slyk/step-by-step-development-guide/wallet.md)
- [Catalog](https://developers.slyk.io/slyk/developing-with-slyk/step-by-step-development-guide/catalog.md)
- [Checkout (coming soon)](https://developers.slyk.io/slyk/developing-with-slyk/step-by-step-development-guide/checkout-coming-soon.md)
- [Growth tools (coming soon)](https://developers.slyk.io/slyk/developing-with-slyk/step-by-step-development-guide/growth-tools-coming-soon.md)
- [SDKs](https://developers.slyk.io/slyk/developing-with-slyk/sdks.md): Slyk has an official Javascript SDKs for web integration and a Node.js SDK for server-side integration.
- [Server SDK (Node.js)](https://developers.slyk.io/slyk/developing-with-slyk/sdks/server-sdk.md): This library allows you to quickly integrate Slyk with your Node.js application.
- [Methods](https://developers.slyk.io/slyk/developing-with-slyk/sdks/server-sdk/methods.md)
- [Third party SDK's](https://developers.slyk.io/slyk/developing-with-slyk/sdks/third-party-sdks.md): This page contains links to unofficial third party SDKs for integrating with Slyk.