> For the complete documentation index, see [llms.txt](https://fredhopper.gitbook.io/product-discovery/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library.md).

# The Tracking API and JS Library

- [What to Track](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track.md)
- [Generic Actions](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track/generic-actions.md)
- [View](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track/generic-actions/view.md)
- [Click](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track/generic-actions/click.md)
- [Add to Cart](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track/generic-actions/add-to-cart.md)
- [Remove from Cart](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track/generic-actions/remove-from-cart.md)
- [Purchase](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track/generic-actions/purchase.md)
- [Custom Actions](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/what-to-track/custom-actions.md)
- [Initializing the JavaScript Library](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/initialize-the-library.md): Using the init method
- [REST API Technical Documentation](https://fredhopper.gitbook.io/product-discovery/resources/archived-pages/the-tracking-api-and-js-library/api-technical-documentation.md): Use direct calls to the API.