Out of the box, the Kendo React Gantt provides extensive accessibility support and enables users with disabilities to acquire complete control over its features.


The Gantt is compliant with the [Web Content Accessibility Guidelines (WCAG) 2.2 AA](https://www.w3.org/TR/WCAG22/) standards and [Section 508](https://www.section508.gov/) requirements, follows the [Web Accessibility Initiative - Accessible Rich Internet Applications (WAI-ARIA)](https://www.w3.org/WAI/ARIA/apg/) best practices for implementing the [keyboard navigation](#keyboard-navigation) for its `component` role, provides options for managing its focus and is tested against the most popular screen readers.

## WAI-ARIA


This section lists the selectors, attributes, and behavior patterns supported by the component and its composite elements, if any.


The Gantt component is a composite component that is used to represent project planning.

| Selector | Attribute | Usage |
| -------- | --------- | ----- |
| `.k-gantt` | `role=application` | Indicates the Gantt's role as an application. |


The Gantt component integrates the toolbar component and follows its wai-aria support.

[ToolBar accessibility specification]({{toolbar_a11y_link}})


The main inner component in the Gantt is the TreeList.

[TreeList accessibility specification]({{treelist_a11y_link}})


Another part of the component is the Splitter component and Wai-Aria support.

[Splitter accessibility specification]({{splitter_a11y_link}})


The following Wai-Aria support is implemented in the TimeLine of the Gantt.

| Selector | Attribute | Usage |
| -------- | --------- | ----- |
| `.k-gantt-timeline .k-grid-content` | `role=tree` | Associates the role of the timeline as a tree. |
| `.k-gantt-timeline .k-gantt-rows` | `role=presentation` | Used to build the accessibility tree. |
| `.k-gantt-timeline .k-gantt-columns` | `role=presentation` | Used to build the accessibility tree. |
| `.k-gantt-timeline .k-gantt-tasks` | `role=presentation` | Used to build the accessibility tasks. |
| `.k-gantt-timeline .k-task` | `role=treeitem` | Associates the role of the timeline task as a tree item. |
|  | `aria-level` | Specifies the level of the task. |
|  | `aria-describedby=.k-tooltip id` | Gives more details for the task through its tooltip. |
| `.k-gantt-timeline .k-task .k-task-complete` | `aria-hidden=true` | Hides the status element from the task. |
| `.k-gantt-timeline .k-task .k-task-actions` | `aria-hidden=true` | Hides the actions element from the task. |

## Section 508


The Gantt is fully compliant with the [Section 508 requirements](http://www.section508.gov/).

## Testing


The Gantt has been extensively tested automatically with [axe-core](https://github.com/dequelabs/axe-core) and manually with the most popular screen readers.

> To report any accessibility issues, contact the team through the [Telerik Support System](https://www.telerik.com/account/support-center).

### Screen Readers


The Gantt has been tested with the following screen readers and browsers combinations:

| Environment | Tool |
| ----------- | ---- |
| Firefox | NVDA |
| Chrome | JAWS |
| Microsoft Edge | JAWS |