# Available islands

There are 5 type of islands:

- `View` panels: They are displayed tabbed in the center of the toolbar, or as buttons in the start of the toolbar
- `Button`s: they a re displayed as buttons in the end of the toolbar
- `Library` panels: They are displayed tabbed into the Library View panel.
- `Menu` items: they are displayed in the contextual menu triggered with right-click.
- `Contextual` panels: They are displayed tabbed into the contextual sidebar.

Visual positioning:

![Islands region](images/islands-regions.webp)

Display Builder is shipped with those ones by default:

## View panels

### Libraries

TODO

### Builder

TODO

### Layers

TODO

### Tree

TODO

> 🚧 2025-07-01: Do we merge Tree & Layers panels? [#3530856](https://www.drupal.org/project/display_builder/issues/3530856)

### Preview

TODO

### Logs

TODO

### Content edit

> 🚧 2025-07-01: Not implemented yet. [#3529245](https://www.drupal.org/project/display_builder/issues/3529245)

## Buttons

### History

TODO

### State

TODO

### Keyboard help

TODO

### Toggle full screen

TODO

### Theme mode selector

> 🚧 2025-07-01: Do we keep this?

## Library panels

### Components

TODO

### Blocks

TODO

### Presets

See [patterns presets documentation](pattern-presets.md).

## Menu items

### Main actions

TODO

### Preset actions

TODO

### Delete actions

TODO

## Contextual panels

### Instance form

TODO

### UI Styles

TODO

### UI Skins

TODO

### Visibility

TODO

### Info

TODO
