# Supported slots for UI customization

Nutrient Web SDK supports the following user interface (UI) customization slots:

- `commentThread` — The entire comment thread component UI
  - `header` — Top area of the comment thread (empty by default)
  - `footer` — Bottom area of the comment thread (empty by default)
  - `editor` — The comment editor area
  - `comment` — Individual comment component UI; see [`comment` slot](#comment)

### `comment`

- `comment` — Individual comment component UI
  - `header` — Top area of the comment (empty by default)
  - `body` — Content area of the comment
  - `footer` — Bottom area of the comment (empty by default)

For detailed implementation examples and tutorials, refer to the [UI customization introduction](https://www.nutrient.io/guides/web/user-interface/ui-customization/introduction.md) guide.

## `sidebar`

Custom sidebars supported in the `sidebar` slot. Refer to the [custom sidebars](https://www.nutrient.io/guides/web/user-interface/ui-customization/custom-sidebars.md) guide for more information.
---

## Related pages

- [Custom sidebars](/guides/web/user-interface/ui-customization/custom-sidebars.md)
- [Building a comment thread UI with the customization API](/guides/web/user-interface/ui-customization/comment-thread-example.md)
- [Customizing the Nutrient Web SDK UI](/guides/web/user-interface/ui-customization/introduction.md)
- [Set UI customization configuration](/guides/web/user-interface/ui-customization/set-ui.md)