# Analytics Toolbox for PostgreSQL

The CARTO Analytics Toolbox for PostgreSQL is composed of a set of user-defined functions and procedures organized in a set of modules based on the functionality they offer. There are two types of modules: *core* modules, which are [open source](https://github.com/CartoDB/analytics-toolbox-core) and *advanced*, only available for CARTO customers.

Visit the [SQL reference](https://docs.carto.com/data-and-analysis/analytics-toolbox-for-postgresql/sql-reference) to see the full list of available modules and functions. Check out the [Guides section](https://docs.carto.com/data-and-analysis/analytics-toolbox-for-postgresql/guides) to find step-by-step guides on some of the available functionalities.

Please refer to the [*Getting access*](https://docs.carto.com/data-and-analysis/analytics-toolbox-for-postgresql/getting-access) section to learn how to access CARTO’s Analytics Toolbox.