diff --git a/client/src/api/mqtt.ts b/client/src/api/mqtt.ts
new file mode 100644
index 0000000..9b46b83
--- /dev/null
+++ b/client/src/api/mqtt.ts
@@ -0,0 +1,21 @@
+import { request } from './request'
+
+export const publishMqttMessage = (body: {
+	server: string
+	clientId?: string
+	username?: string
+	password?: string
+	qos?: number
+	retain?: boolean
+	message: string
+	topic: string
+}) =>
+	request(
+		`/api/mqtt/publish`,
+		{
+			method: 'POST',
+			headers: { 'content-type': 'application/json' },
+			body: JSON.stringify(body),
+		},
+		'void'
+	)
diff --git a/client/src/assets/components/_grid-sensors.scss b/client/src/assets/components/_grid-sensors.scss
index 557d6ee..102b8d6 100644
--- a/client/src/assets/components/_grid-sensors.scss
+++ b/client/src/assets/components/_grid-sensors.scss
@@ -84,6 +84,10 @@
 				overflow: hidden;
 				text-overflow: ellipsis;
 
+				&.hidden-title {
+					border-bottom: none;
+				}
+
 				.drag-handle {
 					flex: 1;
 					cursor: move;
@@ -133,6 +137,21 @@
 				justify-content: center;
 				height: 100%;
 			}
+
+			.mqtt-button {
+				display: flex;
+				align-items: center;
+				justify-content: center;
+				height: 100%;
+
+				&.apply-stretch {
+					align-items: stretch;
+
+					> button {
+						flex: 1;
+					}
+				}
+			}
 		}
 	}
 
diff --git a/client/src/pages/dashboard/components/BoxSettings/BoxSettings.tsx b/client/src/pages/dashboard/components/BoxSettings/BoxSettings.tsx
index 3af8b35..5402262 100644
--- a/client/src/pages/dashboard/components/BoxSettings/BoxSettings.tsx
+++ b/client/src/pages/dashboard/components/BoxSettings/BoxSettings.tsx
@@ -4,6 +4,7 @@ import { useConfirmModal } from '@/contexts/ConfirmModalsContext'
 import {
 	DashboardDialData,
 	DashboardGraphData,
+	DashboardMQTTButtonData,
 } from '@/utils/dashboard/parseDashboard'
 import { useForm } from '@/utils/hooks/useForm'
 import { useState } from 'preact/hooks'
@@ -11,6 +12,7 @@ import { useQuery } from 'react-query'
 import { BoxDefinition } from '../../types'
 import { DialSettings } from './components/DialSettings'
 import { GraphSettings } from './components/GraphSettings'
+import { MQTTButtonSettings } from './components/MQTTButtonSettings'
 
 type Props = {
 	value: BoxDefinition
@@ -63,6 +65,7 @@ export const BoxSettings = ({ value, onSave, onClose, onRemove }: Props) => {
 							<select {...register('type')} required>
 								<option value="graph">Graph</option>
 								<option value="dial">Dial</option>
+								<option value="mqttButton">MQTT Button</option>
 							</select>
 						</div>
 
@@ -81,6 +84,13 @@ export const BoxSettings = ({ value, onSave, onClose, onRemove }: Props) => {
 								sensors={sensors.data ?? []}
 							/>
 						)}
+
+						{type === 'mqttButton' && (
+							<MQTTButtonSettings
+								value={data as DashboardMQTTButtonData}
+								onChange={setData}
+							/>
+						)}
 					</>
 				}
 
diff --git a/client/src/pages/dashboard/components/BoxSettings/components/MQTTButtonSettings.tsx b/client/src/pages/dashboard/components/BoxSettings/components/MQTTButtonSettings.tsx
new file mode 100644
index 0000000..66cd703
--- /dev/null
+++ b/client/src/pages/dashboard/components/BoxSettings/components/MQTTButtonSettings.tsx
@@ -0,0 +1,67 @@
+import { FormCheckboxField } from '@/components/FormCheckboxField'
+import { FormField } from '@/components/FormField'
+import { DashboardMQTTButtonData } from '@/utils/dashboard/parseDashboard'
+import { useForm } from '@/utils/hooks/useForm'
+import { omit } from '@/utils/omit'
+
+type Props = {
+	value?: DashboardMQTTButtonData
+	onChange: (data: DashboardMQTTButtonData) => void
+}
+
+export const MQTTButtonSettings = ({ value, onChange }: Props) => {
+	const { register } = useForm({
+		defaultValue: () => ({
+			server: '',
+			topic: '',
+			message: '',
+			retain: false,
+			...(value && omit(value, ['type'])),
+		}),
+		onChange: (v) => onChange({ ...v, type: 'mqttButton' }),
+	})
+
+	return (
+		<>
+			<FormField
+				name="server"
+				label="MQTT Broker Address"
+				hint="Example: tcp://10.10.1.1:1883"
+			>
+				<input required {...register('server')} />
+			</FormField>
+			<FormField name="clientId" label="Client ID">
+				<input {...register('clientId')} />
+			</FormField>
+			<FormField name="username" label="Username">
+				<input {...register('username')} />
+			</FormField>
+			<FormField name="password" label="Password">
+				<input type="password" {...register('password')} />
+			</FormField>
+			<FormField name="qoc" label="QoS">
+				<select {...register('qos', { type: 'integer' })}>
+					<option value="0">0</option>
+					<option value="1">1</option>
+					<option value="2">2</option>
+				</select>
+			</FormField>
+			<FormCheckboxField name="retain" label="Retain">
+				<input type="checkbox" {...register('retain')} />
+			</FormCheckboxField>
+			<FormField name="topic" label="Topic">
+				<input required {...register('topic')} />
+			</FormField>
+			<FormField name="message" label="Payload">
+				<textarea required {...register('message')} rows={4} />
+			</FormField>
+			<FormCheckboxField
+				name="stretchButton"
+				label="Stretch button to full size"
+				hint="Makes button cover the whole area of the box"
+			>
+				<input type="checkbox" {...register('stretchButton')} />
+			</FormCheckboxField>
+		</>
+	)
+}
diff --git a/client/src/pages/dashboard/components/DashboardGrid/components/BoxMQTTButtonContent.tsx b/client/src/pages/dashboard/components/DashboardGrid/components/BoxMQTTButtonContent.tsx
new file mode 100644
index 0000000..d49b482
--- /dev/null
+++ b/client/src/pages/dashboard/components/DashboardGrid/components/BoxMQTTButtonContent.tsx
@@ -0,0 +1,29 @@
+import { DashboardMQTTButtonData } from '@/utils/dashboard/parseDashboard'
+import { EditableBox, EditableBoxProps } from './EditableBox'
+import { useMutation } from 'react-query'
+import { publishMqttMessage } from '@/api/mqtt'
+import { cn } from '@/utils/cn'
+
+type Props = EditableBoxProps & {
+	data: DashboardMQTTButtonData
+}
+
+export const BoxMQTTButtonContent = ({ data, ...boxProps }: Props) => {
+	const pushMutation = useMutation(publishMqttMessage)
+
+	const onClick = () => {
+		pushMutation.mutate({
+			...data,
+		})
+	}
+
+	return (
+		<EditableBox {...boxProps} onRefresh={() => null} hiddenTitle>
+			<div className={cn('mqtt-button', data.stretchButton && 'apply-stretch')}>
+				<button onClick={onClick} disabled={pushMutation.isLoading}>
+					{boxProps.box.title ?? 'BUTTON'}
+				</button>
+			</div>
+		</EditableBox>
+	)
+}
diff --git a/client/src/pages/dashboard/components/DashboardGrid/components/EditableBox.tsx b/client/src/pages/dashboard/components/DashboardGrid/components/EditableBox.tsx
index a89bd65..a614f8f 100644
--- a/client/src/pages/dashboard/components/DashboardGrid/components/EditableBox.tsx
+++ b/client/src/pages/dashboard/components/DashboardGrid/components/EditableBox.tsx
@@ -9,6 +9,7 @@ import { useWindowEvent } from '@/utils/hooks/useWindowEvent'
 import { ComponentChild } from 'preact'
 import { useState } from 'preact/hooks'
 import { BoxSettings } from '../../BoxSettings/BoxSettings'
+import { cn } from '@/utils/cn'
 
 export type EditableBoxProps = {
 	box: BoxDefinition
@@ -19,11 +20,13 @@ export type EditableBoxProps = {
 }
 
 type EditableBoxPropsWithExtra = EditableBoxProps & {
+	hiddenTitle?: boolean
 	children: ComponentChild
 	onRefresh: () => void
 }
 
 export const EditableBox = ({
+	hiddenTitle,
 	box,
 	children,
 	onPosition,
@@ -135,9 +138,9 @@ export const EditableBox = ({
 				}
 			>
 				<div className="box" style={{ height: '100%' }}>
-					<div className="header">
+					<div className={cn('header', hiddenTitle && 'hidden-title')}>
 						<div className="drag-handle" onMouseDown={handleMouseDown}>
-							<div className="name">{box.title || ''}</div>
+							{!hiddenTitle && <div className="name">{box.title || ''}</div>}
 						</div>
 						<div className="actions">
 							<div className="action" onClick={onRefresh}>
@@ -148,6 +151,7 @@ export const EditableBox = ({
 							</div>
 						</div>
 					</div>
+
 					<div className="body">{children}</div>
 
 					<div
diff --git a/client/src/pages/dashboard/components/DashboardGrid/components/GeneralBox.tsx b/client/src/pages/dashboard/components/DashboardGrid/components/GeneralBox.tsx
index b6f201b..5ba6106 100644
--- a/client/src/pages/dashboard/components/DashboardGrid/components/GeneralBox.tsx
+++ b/client/src/pages/dashboard/components/DashboardGrid/components/GeneralBox.tsx
@@ -1,5 +1,6 @@
 import { BoxDialContent } from './BoxDialContent'
 import { BoxGraphContent } from './BoxGraphContent'
+import { BoxMQTTButtonContent } from './BoxMQTTButtonContent'
 import { EditableBox, EditableBoxProps } from './EditableBox'
 
 export const GeneralBox = (props: EditableBoxProps) => {
@@ -8,10 +9,12 @@ export const GeneralBox = (props: EditableBoxProps) => {
 			return <BoxDialContent {...props} data={props.box.data} />
 		case 'graph':
 			return <BoxGraphContent {...props} data={props.box.data} />
+		case 'mqttButton':
+			return <BoxMQTTButtonContent {...props} data={props.box.data} />
 		default:
 			return (
 				<EditableBox {...props} onRefresh={() => null}>
-					<></>
+					<button onClick={() => props.onEdit(props.box)}>Pick a type</button>
 				</EditableBox>
 			)
 	}
diff --git a/client/src/utils/dashboard/parseDashboard.ts b/client/src/utils/dashboard/parseDashboard.ts
index 85271dc..0d66f9b 100644
--- a/client/src/utils/dashboard/parseDashboard.ts
+++ b/client/src/utils/dashboard/parseDashboard.ts
@@ -12,7 +12,7 @@ export type DashboardContentBox = {
 	w: number
 	h: number
 	title?: string
-	data?: DashboardGraphData | DashboardDialData
+	data?: DashboardGraphData | DashboardDialData | DashboardMQTTButtonData
 }
 
 export type DashboardGraphData = {
@@ -44,6 +44,19 @@ export type DashboardDialData = {
 	fontSize?: number
 }
 
+export type DashboardMQTTButtonData = {
+	type: 'mqttButton'
+	server: string
+	clientId?: string
+	username?: string
+	password?: string
+	qos?: number
+	retain?: boolean
+	message: string
+	topic: string
+	stretchButton?: boolean
+}
+
 export const parseDashboard = (input: string) => {
 	const data = JSON.parse(input) as DashboardContent
 	const migrations = getDashboardMigrations(data.version)
diff --git a/server/routes/mqtt.go b/server/routes/mqtt.go
index 5b53214..e056716 100644
--- a/server/routes/mqtt.go
+++ b/server/routes/mqtt.go
@@ -9,7 +9,7 @@ import (
 
 type putMQTTPublishBody struct {
 	Server   string   `json:"server" binding:"required"`
-	ClientId string   `json:"clientId" binding:"required"`
+	ClientId string   `json:"clientId"`
 	Username string   `json:"username"`
 	Password string   `json:"password"`
 	Retain   *bool    `json:"retain"`