# Knit Documentation > Explore Knit’s unified API documentation for seamless integration with HRIS, ATS, CRM, accounting, and other SaaS apps. Includes standardized data models, authentication guides, SDKs, and webhooks to help developers build and scale integrations faster. This file lists one part of the documentation. The full index is at https://developers.getknit.dev/llms.txt. ## Guides: Getting started with Knit - [How to Setup Knit](https://developers.getknit.dev/docs/getting-started-1.md) - [Knit UI Component with ReactJS](https://developers.getknit.dev/docs/knit-ui-component-with-reactjs-1.md) - [Knit UI Component customization](https://developers.getknit.dev/docs/knit-styling.md) - [Displaying Specific Apps in the Knit UI Component](https://developers.getknit.dev/docs/displaying-specific-apps-in-the-knit-ui-component.md) - [Syncs](https://developers.getknit.dev/docs/syncs-1.md) - [Working with Custom Fields in Syncs](https://developers.getknit.dev/docs/get-custom-fields-sync.md) - [Custom Sync any API](https://developers.getknit.dev/docs/custom-sync-any-api.md) - [Watch subset of Fields In Syncs](https://developers.getknit.dev/docs/sync-watch-fields.md)