# What is

> Explains the core concepts behind Package Creator - the scripting library, Customlib, templates, packages, and the package creation summary.

Source: https://docs.capaone.com/capainstaller/package-creator/user-guide/what-is/  
Product: CapaInstaller — a separate CapaSystems product; do not apply this page to any other.

## In this section

- [What is a package?](/capainstaller/package-creator/user-guide/what-is/what-is-a-package/) - The definition of a software package.
- [Templates](/capainstaller/package-creator/user-guide/what-is/templates/) - The different templates that can be used for packaging software.
- [CapaInstaller Scripting Library](/capainstaller/package-creator/user-guide/what-is/capainstaller-scripting-library/) - Enables the advanced scripting capabilities using CapaInstaller.
- [Package Creation Summary](/capainstaller/package-creator/user-guide/what-is/package-creation-summary/) - The window shown when a package has been generated.

## Related

- [Customlib](/capainstaller/vb-scripting-library/addendum/customlib/) - The shared custom-function library, in the VB Scripting Library.
- [CapaInstaller Info Center](/capainstaller/the-capainstaller-console/system-administration/capainstaller-agents/capainstaller-windows-agent/info-center-introduction/capainstaller-infocenter/) - When a package is assigned to a computer, users see its status in the Info Center.