diff --git a/gpx/src/gpx.ts b/gpx/src/gpx.ts
index 328a750c..32e373a4 100644
--- a/gpx/src/gpx.ts
+++ b/gpx/src/gpx.ts
@@ -397,6 +397,22 @@ export class TrackPoint {
     getCoordinates(): Coordinates {
         return this.attributes;
     }
+
+    getHeartRate(): number {
+        return this.extensions && this.extensions['gpxtpx:TrackPointExtension'] && this.extensions['gpxtpx:TrackPointExtension']['gpxtpx:hr'] ? this.extensions['gpxtpx:TrackPointExtension']['gpxtpx:hr'] : undefined;
+    }
+
+    getCadence(): number {
+        return this.extensions && this.extensions['gpxtpx:TrackPointExtension'] && this.extensions['gpxtpx:TrackPointExtension']['gpxtpx:cad'] ? this.extensions['gpxtpx:TrackPointExtension']['gpxtpx:cad'] : undefined;
+    }
+
+    getTemperature(): number {
+        return this.extensions && this.extensions['gpxtpx:TrackPointExtension'] && this.extensions['gpxtpx:TrackPointExtension']['gpxtpx:atemp'] ? this.extensions['gpxtpx:TrackPointExtension']['gpxtpx:atemp'] : undefined;
+    }
+
+    getPower(): number {
+        return this.extensions && this.extensions["gpxpx:PowerExtension"] && this.extensions["gpxpx:PowerExtension"]["gpxpx:PowerInWatts"] ? this.extensions["gpxpx:PowerExtension"]["gpxpx:PowerInWatts"] : undefined;
+    }
 };
 
 export class Waypoint {
diff --git a/website/package-lock.json b/website/package-lock.json
index d1835620..354865e8 100644
--- a/website/package-lock.json
+++ b/website/package-lock.json
@@ -9,7 +9,7 @@
             "version": "0.0.1",
             "dependencies": {
                 "@mapbox/mapbox-gl-geocoder": "^5.0.2",
-                "bits-ui": "^0.21.3",
+                "bits-ui": "^0.21.4",
                 "chart.js": "^4.4.2",
                 "clsx": "^2.1.0",
                 "gpx": "file:../gpx",
@@ -1828,9 +1828,9 @@
             }
         },
         "node_modules/bits-ui": {
-            "version": "0.21.3",
-            "resolved": "https://registry.npmjs.org/bits-ui/-/bits-ui-0.21.3.tgz",
-            "integrity": "sha512-VMQVXwYIjYmDoudIRm2ZlS2guy97lUQk73DwSfTnaS0dhldImbDFMATNxjLSLsTDj8FqJ8Dv78wSctdxcloIbQ==",
+            "version": "0.21.4",
+            "resolved": "https://registry.npmjs.org/bits-ui/-/bits-ui-0.21.4.tgz",
+            "integrity": "sha512-IL+7s19GW561jwkeYk23dwkTfQ9606I062qqv2AtjCdhhIdoOEJNVBX0kjP5xefSaS6ojL0HGG54att0aRTcAQ==",
             "dependencies": {
                 "@internationalized/date": "^3.5.1",
                 "@melt-ui/svelte": "0.76.2",
diff --git a/website/package.json b/website/package.json
index 14fd0817..f0b20529 100644
--- a/website/package.json
+++ b/website/package.json
@@ -42,7 +42,7 @@
     "type": "module",
     "dependencies": {
         "@mapbox/mapbox-gl-geocoder": "^5.0.2",
-        "bits-ui": "^0.21.3",
+        "bits-ui": "^0.21.4",
         "chart.js": "^4.4.2",
         "clsx": "^2.1.0",
         "gpx": "file:../gpx",
diff --git a/website/src/lib/components/ElevationProfile.svelte b/website/src/lib/components/ElevationProfile.svelte
index 9774b614..725379c8 100644
--- a/website/src/lib/components/ElevationProfile.svelte
+++ b/website/src/lib/components/ElevationProfile.svelte
@@ -1,88 +1,127 @@
 <script lang="ts">
+	import * as ToggleGroup from '$lib/components/ui/toggle-group';
+	import Tooltip from '$lib/components/Tooltip.svelte';
+	import { Separator } from '$lib/components/ui/separator';
+
 	import Chart from 'chart.js/auto';
 
 	import { selectedFiles } from '$lib/stores';
 
-	import { onMount } from 'svelte';
+	import { onDestroy, onMount } from 'svelte';
+	import {
+		BrickWall,
+		TriangleRight,
+		HeartPulse,
+		Orbit,
+		SquareActivity,
+		Thermometer,
+		Zap
+	} from 'lucide-svelte';
 
 	let canvas: HTMLCanvasElement;
 	let chart: Chart;
 
 	Chart.defaults.font.family =
 		'ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"'; // Tailwind CSS font
+
+	let elevationFill: string;
+	let additionalDatasets: string[];
+
+	let options = {
+		animation: false,
+		parsing: false,
+		maintainAspectRatio: false,
+		scales: {
+			x: {
+				type: 'linear',
+				title: {
+					display: true,
+					text: 'Distance (km)',
+					padding: 0
+				}
+			},
+			y: {
+				type: 'linear',
+				title: {
+					display: true,
+					text: 'Elevation (m)',
+					padding: 0
+				}
+			}
+		},
+		datasets: {
+			line: {
+				pointRadius: 0,
+				tension: 0.4
+			}
+		},
+		interaction: {
+			mode: 'nearest',
+			axis: 'x',
+			intersect: false
+		},
+		plugins: {
+			legend: {
+				display: false
+			},
+			decimation: {
+				enabled: true
+			}
+		},
+		stacked: false
+	};
+
+	let datasets = {
+		speed: {
+			id: 'speed',
+			label: 'Speed',
+			units: 'km/h'
+		},
+		hr: {
+			id: 'hr',
+			label: 'Heart Rate',
+			units: 'bpm'
+		},
+		cad: {
+			id: 'cad',
+			label: 'Cadence',
+			units: 'rpm'
+		},
+		atemp: {
+			id: 'atemp',
+			label: 'Temperature',
+			units: '°C'
+		},
+		power: {
+			id: 'power',
+			label: 'Power',
+			units: 'W'
+		}
+	};
+
+	for (let [id, dataset] of Object.entries(datasets)) {
+		options.scales[`y${id}`] = {
+			type: 'linear',
+			position: 'right',
+			title: {
+				display: true,
+				text: dataset.label + ' (' + dataset.units + ')',
+				padding: 0
+			},
+			grid: {
+				display: false
+			},
+			display: false
+		};
+	}
+
 	onMount(() => {
 		chart = new Chart(canvas, {
 			type: 'line',
 			data: {
 				datasets: []
 			},
-			options: {
-				animation: false,
-				parsing: false,
-				maintainAspectRatio: false,
-				scales: {
-					x: {
-						type: 'linear',
-						title: {
-							display: true,
-							text: 'Distance (km)',
-							padding: 0
-						}
-					},
-					y: {
-						type: 'linear',
-						title: {
-							display: true,
-							text: 'Elevation (m)',
-							padding: 0
-						}
-					},
-					y1: {
-						type: 'linear',
-						position: 'right',
-						title: {
-							display: true,
-							text: 'Speed (km/h)',
-							padding: 0
-						},
-						grid: {
-							display: false
-						}
-					},
-					y2: {
-						type: 'linear',
-						position: 'right',
-						title: {
-							display: true,
-							text: 'Slope (%)',
-							padding: 0
-						},
-						grid: {
-							display: false
-						}
-					}
-				},
-				datasets: {
-					line: {
-						pointRadius: 0,
-						tension: 0.4
-					}
-				},
-				interaction: {
-					mode: 'nearest',
-					axis: 'x',
-					intersect: false
-				},
-				plugins: {
-					legend: {
-						display: false
-					},
-					decimation: {
-						enabled: true
-					}
-				},
-				stacked: false
-			}
+			options
 		});
 	});
 
@@ -102,7 +141,7 @@
 					fill: true
 				};
 				chart.data.datasets[1] = {
-					label: 'Speed',
+					label: datasets.speed.label,
 					data: trackPointsAndStatistics.points.map((point, index) => {
 						return {
 							x: trackPointsAndStatistics.statistics.distance[index],
@@ -110,18 +149,56 @@
 						};
 					}),
 					normalized: true,
-					yAxisID: 'y1'
+					yAxisID: `y${datasets.speed.id}`,
+					hidden: true
 				};
 				chart.data.datasets[2] = {
-					label: 'Slope',
+					label: datasets.hr.label,
 					data: trackPointsAndStatistics.points.map((point, index) => {
 						return {
 							x: trackPointsAndStatistics.statistics.distance[index],
-							y: trackPointsAndStatistics.statistics.slope[index]
+							y: point.getHeartRate()
 						};
 					}),
 					normalized: true,
-					yAxisID: 'y2'
+					yAxisID: `y${datasets.hr.id}`,
+					hidden: true
+				};
+				chart.data.datasets[3] = {
+					label: datasets.cad.label,
+					data: trackPointsAndStatistics.points.map((point, index) => {
+						return {
+							x: trackPointsAndStatistics.statistics.distance[index],
+							y: point.getCadence()
+						};
+					}),
+					normalized: true,
+					yAxisID: `y${datasets.cad.id}`,
+					hidden: true
+				};
+				chart.data.datasets[4] = {
+					label: datasets.atemp.label,
+					data: trackPointsAndStatistics.points.map((point, index) => {
+						return {
+							x: trackPointsAndStatistics.statistics.distance[index],
+							y: point.getTemperature()
+						};
+					}),
+					normalized: true,
+					yAxisID: `y${datasets.atemp.id}`,
+					hidden: true
+				};
+				chart.data.datasets[5] = {
+					label: datasets.power.label,
+					data: trackPointsAndStatistics.points.map((point, index) => {
+						return {
+							x: trackPointsAndStatistics.statistics.distance[index],
+							y: point.getPower()
+						};
+					}),
+					normalized: true,
+					yAxisID: `y${datasets.power.id}`,
+					hidden: true
 				};
 				chart.options.scales.x['min'] = 0;
 				chart.options.scales.x['max'] = file.statistics.distance.total;
@@ -129,8 +206,87 @@
 			chart.update();
 		}
 	}
+
+	$: console.log(elevationFill);
+	$: if (additionalDatasets && chart) {
+		let includeSpeed = additionalDatasets.includes('speed');
+		let includeHeartRate = additionalDatasets.includes('hr');
+		let includeCadence = additionalDatasets.includes('cad');
+		let includeTemperature = additionalDatasets.includes('atemp');
+		let includePower = additionalDatasets.includes('power');
+		if (chart.data.datasets.length > 0) {
+			chart.data.datasets[1].hidden = !includeSpeed;
+			chart.data.datasets[2].hidden = !includeHeartRate;
+			chart.data.datasets[3].hidden = !includeCadence;
+			chart.data.datasets[4].hidden = !includeTemperature;
+			chart.data.datasets[5].hidden = !includePower;
+		}
+		chart.options.scales[`y${datasets.speed.id}`].display = includeSpeed;
+		chart.options.scales[`y${datasets.hr.id}`].display = includeHeartRate;
+		chart.options.scales[`y${datasets.cad.id}`].display = includeCadence;
+		chart.options.scales[`y${datasets.atemp.id}`].display = includeTemperature;
+		chart.options.scales[`y${datasets.power.id}`].display = includePower;
+		chart.update();
+	}
+
+	onDestroy(() => {
+		if (chart) {
+			chart.destroy();
+		}
+	});
 </script>
 
-<div class="h-full grow min-w-0 py-4">
-	<canvas bind:this={canvas}> </canvas>
+<div class="h-full grow min-w-0 flex flex-row items-center">
+	<div class="h-full grow min-w-0 py-4">
+		<canvas bind:this={canvas}> </canvas>
+	</div>
+	<div class="h-fit flex flex-col m-2 border rounded">
+		<ToggleGroup.Root class="flex-col gap-0" type="single" bind:value={elevationFill}>
+			<ToggleGroup.Item class="p-0 w-8 h-8" value="slope">
+				<Tooltip side="left">
+					<TriangleRight slot="data" size="16" />
+					<span slot="tooltip">Show slope</span>
+				</Tooltip>
+			</ToggleGroup.Item>
+			<ToggleGroup.Item class="p-0 w-8 h-8" value="surface">
+				<Tooltip side="left">
+					<BrickWall slot="data" size="16" />
+					<span slot="tooltip">Show surface</span>
+				</Tooltip>
+			</ToggleGroup.Item>
+		</ToggleGroup.Root>
+		<Separator />
+		<ToggleGroup.Root class="flex-col gap-0" type="multiple" bind:value={additionalDatasets}>
+			<ToggleGroup.Item class="p-0 w-8 h-8" value="speed">
+				<Tooltip side="left">
+					<Zap slot="data" size="16" />
+					<span slot="tooltip">Show speed</span>
+				</Tooltip>
+			</ToggleGroup.Item>
+			<ToggleGroup.Item class="p-0 w-8 h-8" value="hr">
+				<Tooltip side="left">
+					<HeartPulse slot="data" size="16" />
+					<span slot="tooltip">Show heart rate</span>
+				</Tooltip>
+			</ToggleGroup.Item>
+			<ToggleGroup.Item class="p-0 w-8 h-8" value="cad">
+				<Tooltip side="left">
+					<Orbit slot="data" size="16" />
+					<span slot="tooltip">Show cadence</span>
+				</Tooltip>
+			</ToggleGroup.Item>
+			<ToggleGroup.Item class="p-0 w-8 h-8" value="atemp">
+				<Tooltip side="left">
+					<Thermometer slot="data" size="16" />
+					<span slot="tooltip">Show temperature</span>
+				</Tooltip>
+			</ToggleGroup.Item>
+			<ToggleGroup.Item class="p-0 w-8 h-8" value="power">
+				<Tooltip side="left">
+					<SquareActivity slot="data" size="16" />
+					<span slot="tooltip">Show power</span>
+				</Tooltip>
+			</ToggleGroup.Item>
+		</ToggleGroup.Root>
+	</div>
 </div>
diff --git a/website/src/lib/components/GPXData.svelte b/website/src/lib/components/GPXData.svelte
index 2d1e8ae9..71fbc588 100644
--- a/website/src/lib/components/GPXData.svelte
+++ b/website/src/lib/components/GPXData.svelte
@@ -1,6 +1,6 @@
 <script lang="ts">
 	import * as Card from '$lib/components/ui/card';
-	import GPXDataItem from '$lib/components/GPXDataItem.svelte';
+	import Tooltip from '$lib/components/Tooltip.svelte';
 
 	import { GPXStatistics } from 'gpx';
 
@@ -30,14 +30,14 @@
 
 <Card.Root class="h-full overflow-hidden border-none">
 	<Card.Content class="h-full flex flex-col flex-wrap gap-4 justify-center">
-		<GPXDataItem>
+		<Tooltip>
 			<span slot="data" class="flex flex-row items-center">
 				<Ruler size="18" class="mr-1" />
 				{gpxData.distance.total.toFixed(2)} km
 			</span>
 			<span slot="tooltip">Distance</span>
-		</GPXDataItem>
-		<GPXDataItem>
+		</Tooltip>
+		<Tooltip>
 			<span slot="data" class="flex flex-row items-center">
 				<MoveUpRight size="18" class="mr-1" />
 				{gpxData.elevation.gain.toFixed(0)} m
@@ -45,20 +45,20 @@
 				{gpxData.elevation.loss.toFixed(0)} m
 			</span>
 			<span slot="tooltip">Elevation</span>
-		</GPXDataItem>
-		<GPXDataItem>
+		</Tooltip>
+		<Tooltip>
 			<span slot="data" class="flex flex-row items-center">
 				<Zap size="18" class="mr-1" />
 				{gpxData.speed.moving.toFixed(2)} km/h
 			</span>
 			<span slot="tooltip">Time</span>
-		</GPXDataItem>
-		<GPXDataItem>
+		</Tooltip>
+		<Tooltip>
 			<span slot="data" class="flex flex-row items-center">
 				<Timer size="18" class="mr-1" />
 				{toHHMMSS(gpxData.time.moving)} / {toHHMMSS(gpxData.time.total)}
 			</span>
 			<span slot="tooltip">Moving time / Total time</span>
-		</GPXDataItem>
+		</Tooltip>
 	</Card.Content>
 </Card.Root>
diff --git a/website/src/lib/components/Menu.svelte b/website/src/lib/components/Menu.svelte
index d728ca75..37245b90 100644
--- a/website/src/lib/components/Menu.svelte
+++ b/website/src/lib/components/Menu.svelte
@@ -11,8 +11,6 @@
 		Trash2,
 		HeartHandshake,
 		Upload,
-		CloudDownload,
-		CloudUpload,
 		Cloud
 	} from 'lucide-svelte';
 
diff --git a/website/src/lib/components/GPXDataItem.svelte b/website/src/lib/components/Tooltip.svelte
similarity index 72%
rename from website/src/lib/components/GPXDataItem.svelte
rename to website/src/lib/components/Tooltip.svelte
index a2cd0c99..ac619b55 100644
--- a/website/src/lib/components/GPXDataItem.svelte
+++ b/website/src/lib/components/Tooltip.svelte
@@ -1,12 +1,14 @@
 <script lang="ts">
 	import * as Tooltip from '$lib/components/ui/tooltip/index.js';
+
+	export let side: 'top' | 'right' | 'bottom' | 'left' = 'top';
 </script>
 
 <Tooltip.Root>
 	<Tooltip.Trigger>
 		<slot name="data" />
 	</Tooltip.Trigger>
-	<Tooltip.Content side="top">
+	<Tooltip.Content {side}>
 		<slot name="tooltip" />
 	</Tooltip.Content>
 </Tooltip.Root>
diff --git a/website/src/lib/components/ui/toggle-group/index.ts b/website/src/lib/components/ui/toggle-group/index.ts
new file mode 100644
index 00000000..053ebbc4
--- /dev/null
+++ b/website/src/lib/components/ui/toggle-group/index.ts
@@ -0,0 +1,23 @@
+import type { VariantProps } from "tailwind-variants";
+import { getContext, setContext } from "svelte";
+import Root from "./toggle-group.svelte";
+import Item from "./toggle-group-item.svelte";
+import type { toggleVariants } from "$lib/components/ui/toggle/index.js";
+
+export type ToggleVariants = VariantProps<typeof toggleVariants>;
+
+export function setToggleGroupCtx(props: ToggleVariants) {
+	setContext("toggleGroup", props);
+}
+
+export function getToggleGroupCtx() {
+	return getContext<ToggleVariants>("toggleGroup");
+}
+
+export {
+	Root,
+	Item,
+	//
+	Root as ToggleGroup,
+	Item as ToggleGroupItem,
+};
diff --git a/website/src/lib/components/ui/toggle-group/toggle-group-item.svelte b/website/src/lib/components/ui/toggle-group/toggle-group-item.svelte
new file mode 100644
index 00000000..1984884e
--- /dev/null
+++ b/website/src/lib/components/ui/toggle-group/toggle-group-item.svelte
@@ -0,0 +1,31 @@
+<script lang="ts">
+	import { ToggleGroup as ToggleGroupPrimitive } from "bits-ui";
+	import { type ToggleVariants, getToggleGroupCtx } from "./index.js";
+	import { cn } from "$lib/utils.js";
+	import { toggleVariants } from "$lib/components/ui/toggle/index.js";
+
+	type $$Props = ToggleGroupPrimitive.ItemProps & ToggleVariants;
+
+	let className: string | undefined | null = undefined;
+
+	export { className as class };
+	export let variant: $$Props["variant"] = "default";
+	export let size: $$Props["size"] = "default";
+	export let value: $$Props["value"];
+
+	const ctx = getToggleGroupCtx();
+</script>
+
+<ToggleGroupPrimitive.Item
+	class={cn(
+		toggleVariants({
+			variant: ctx.variant || variant,
+			size: ctx.size || size,
+		}),
+		className
+	)}
+	{value}
+	{...$$restProps}
+>
+	<slot />
+</ToggleGroupPrimitive.Item>
diff --git a/website/src/lib/components/ui/toggle-group/toggle-group.svelte b/website/src/lib/components/ui/toggle-group/toggle-group.svelte
new file mode 100644
index 00000000..4077c11f
--- /dev/null
+++ b/website/src/lib/components/ui/toggle-group/toggle-group.svelte
@@ -0,0 +1,30 @@
+<script lang="ts">
+	import type { VariantProps } from "tailwind-variants";
+	import { ToggleGroup as ToggleGroupPrimitive } from "bits-ui";
+	import { setToggleGroupCtx } from "./index.js";
+	import type { toggleVariants } from "$lib/components/ui/toggle/index.js";
+	import { cn } from "$lib/utils.js";
+
+	type T = $$Generic<"single" | "multiple">;
+	type $$Props = ToggleGroupPrimitive.Props<T> & VariantProps<typeof toggleVariants>;
+
+	let className: string | undefined | null = undefined;
+	export { className as class };
+	export let variant: $$Props["variant"] = "default";
+	export let size: $$Props["size"] = "default";
+	export let value: $$Props["value"] = undefined;
+
+	setToggleGroupCtx({
+		variant,
+		size,
+	});
+</script>
+
+<ToggleGroupPrimitive.Root
+	class={cn("flex items-center justify-center gap-1", className)}
+	bind:value
+	{...$$restProps}
+	let:builder
+>
+	<slot {builder} />
+</ToggleGroupPrimitive.Root>
diff --git a/website/src/lib/components/ui/toggle/index.ts b/website/src/lib/components/ui/toggle/index.ts
new file mode 100644
index 00000000..1ab27ca3
--- /dev/null
+++ b/website/src/lib/components/ui/toggle/index.ts
@@ -0,0 +1,31 @@
+import { type VariantProps, tv } from "tailwind-variants";
+import Root from "./toggle.svelte";
+
+export const toggleVariants = tv({
+	base: "inline-flex items-center justify-center rounded-md text-sm font-medium ring-offset-background transition-colors hover:bg-muted hover:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=on]:bg-accent data-[state=on]:text-accent-foreground",
+	variants: {
+		variant: {
+			default: "bg-transparent",
+			outline:
+				"border border-input bg-transparent hover:bg-accent hover:text-accent-foreground",
+		},
+		size: {
+			default: "h-10 px-3",
+			sm: "h-9 px-2.5",
+			lg: "h-11 px-5",
+		},
+	},
+	defaultVariants: {
+		variant: "default",
+		size: "default",
+	},
+});
+
+export type Variant = VariantProps<typeof toggleVariants>["variant"];
+export type Size = VariantProps<typeof toggleVariants>["size"];
+
+export {
+	Root,
+	//
+	Root as Toggle,
+};
diff --git a/website/src/lib/components/ui/toggle/toggle.svelte b/website/src/lib/components/ui/toggle/toggle.svelte
new file mode 100644
index 00000000..2f27b43d
--- /dev/null
+++ b/website/src/lib/components/ui/toggle/toggle.svelte
@@ -0,0 +1,26 @@
+<script lang="ts">
+	import { Toggle as TogglePrimitive } from "bits-ui";
+	import { type Size, type Variant, toggleVariants } from "./index.js";
+	import { cn } from "$lib/utils.js";
+
+	type $$Props = TogglePrimitive.Props & {
+		variant?: Variant;
+		size?: Size;
+	};
+	type $$Events = TogglePrimitive.Events;
+
+	let className: $$Props["class"] = undefined;
+	export let variant: $$Props["variant"] = "default";
+	export let size: $$Props["size"] = "default";
+	export let pressed: $$Props["pressed"] = undefined;
+	export { className as class };
+</script>
+
+<TogglePrimitive.Root
+	bind:pressed
+	class={cn(toggleVariants({ variant, size, className }))}
+	{...$$restProps}
+	on:click
+>
+	<slot />
+</TogglePrimitive.Root>