> For the complete documentation index, see [llms.txt](/llms.txt).
> The full corpus is at [llms-full.txt](/llms-full.txt).

# Concepts

> Core concepts behind Portable Text and the Portable Text Editor.

Learn about the building blocks of Portable Text and how the editor works.

### [Portable Text Editor](/editor/concepts/portabletext/)

The parts that make up the Portable Text Editor: schema, styles, decorators, annotations, lists, block objects, inline objects, and how they connect. Includes a glossary of common terms.

### [Behaviors](/editor/concepts/behavior/)

How behaviors work in the editor. Events, guards, and actions: the pattern that lets you customize how users interact with the editor.