# Get Started with Import Scripts

The topics in this section provide general guidelines for working with custom import scripts for YouTrack.

| Topic | Description |
| --- | --- |
|  [How Import Scripts Work](how-import-scripts-work.html)  | Learn how import scripts work, what is the logic behind them, and how they process data. |
|  [Imported Entities](imported-entities.html)  | Learn which entities YouTrack can import from an external tool and which entities the import API does not yet support.  |
|  [Working with Import Scripts](working-with-import-scripts.html)  | Learn how to create and edit an import script package, how to set up and run an import configuration.  |
|  [Demo Import Script](demo-import-script.html)  | Examine the demo import script. You can then use this script either as a basis for your custom import script or simply as an example script.  |
|  [Connect to an External Tool](connect-to-external-tool.html)  | Learn how to connect YouTrack to the external tool you want to import data from. |