> For the complete documentation index, see [llms.txt](https://xoops.gitbook.io/xoops-modules-cookbook/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xoops.gitbook.io/xoops-modules-cookbook/common-classes-traits/classes.md).

# Common Classes

* [Breadcrumb](/xoops-modules-cookbook/common-classes-traits/classes/breadcrumb.md)
* [Configurator](/xoops-modules-cookbook/common-classes-traits/classes/configurator.md)
* [Migrate](/xoops-modules-cookbook/common-classes-traits/classes/migrate.md)