---
id: kibExpressionHeatmapPluginApi
slug: /kibana-dev-docs/api/expressionHeatmap
title: "expressionHeatmap"
image: https://source.unsplash.com/400x175/?github
summary: API docs for the expressionHeatmap plugin
date: 2022-02-01
tags: ['contributor', 'dev', 'apidocs', 'kibana', 'expressionHeatmap']
warning: This document is auto-generated and is meant to be viewed inside our experimental, new docs system. Reach out in #docs-engineering for more info.
---
import expressionHeatmapObj from './expression_heatmap.devdocs.json';

Expression Heatmap plugin adds a `heatmap` renderer and function to the expression plugin. The renderer will display the `heatmap` chart.

Contact [Vis Editors](https://github.com/orgs/elastic/teams/kibana-vis-editors) for questions regarding this plugin.

**Code health stats**

| Public API count  | Any count | Items lacking comments | Missing exports |
|-------------------|-----------|------------------------|-----------------|
| 113 | 0 | 109 | 3 |

## Client

### Functions
<DocDefinitionList data={expressionHeatmapObj.client.functions}/>

## Common

### Objects
<DocDefinitionList data={expressionHeatmapObj.common.objects}/>

### Functions
<DocDefinitionList data={expressionHeatmapObj.common.functions}/>

### Interfaces
<DocDefinitionList data={expressionHeatmapObj.common.interfaces}/>

### Consts, variables and types
<DocDefinitionList data={expressionHeatmapObj.common.misc}/>