diff --git a/gpx/src/gpx.ts b/gpx/src/gpx.ts
index 6884ab82..3643d455 100644
--- a/gpx/src/gpx.ts
+++ b/gpx/src/gpx.ts
@@ -23,7 +23,7 @@ export abstract class GPXTreeElement<T extends GPXTreeElement<any>> {
     abstract toGeoJSON(): GeoJSON.Feature | GeoJSON.Feature[] | GeoJSON.FeatureCollection | GeoJSON.FeatureCollection[];
 
     // Producers
-    abstract replace(segment: number, start: number, end: number, points: TrackPoint[]);
+    abstract replaceTrackPoints(segment: number, start: number, end: number, points: TrackPoint[]);
     abstract reverse(originalNextTimestamp?: Date, newPreviousTimestamp?: Date);
 }
 
@@ -56,14 +56,14 @@ abstract class GPXTreeNode<T extends GPXTreeElement<any>> extends GPXTreeElement
     }
 
     // Producers
-    replace(segment: number, start: number, end: number, points: TrackPoint[]) {
+    replaceTrackPoints(segment: number, start: number, end: number, points: TrackPoint[]) {
         return produce(this, (draft: Draft<GPXTreeNode<T>>) => {
             let og = getOriginal(draft);
             let cumul = 0;
             for (let i = 0; i < og.children.length; i++) {
                 let childSegments = og.children[i].getSegments();
                 if (segment < cumul + childSegments.length) {
-                    draft.children[i] = draft.children[i].replace(segment - cumul, start, end, points);
+                    draft.children[i] = draft.children[i].replaceTrackPoints(segment - cumul, start, end, points);
                     break;
                 }
                 cumul += childSegments.length;
@@ -178,6 +178,34 @@ export class GPXFile extends GPXTreeNode<Track>{
             trk: this.trk.map((track) => track.toTrackType())
         };
     }
+
+    // Producers
+    replaceTracks(start: number, end: number, tracks: Track[]) {
+        return produce(this, (draft) => {
+            let og = getOriginal(draft); // Read as much as possible from the original object because it is faster
+            let trk = og.trk.slice();
+            trk.splice(start, end - start + 1, ...tracks);
+            draft.trk = freeze(trk); // Pre-freeze the array, faster as well
+        });
+    }
+
+    replaceTrackSegments(trackIndex: number, start: number, end: number, segments: TrackSegment[]) {
+        return produce(this, (draft) => {
+            let og = getOriginal(draft); // Read as much as possible from the original object because it is faster
+            let trk = og.trk.slice();
+            trk[trackIndex] = trk[trackIndex].replaceTrackSegments(start, end, segments);
+            draft.trk = freeze(trk); // Pre-freeze the array, faster as well
+        });
+    }
+
+    replaceWaypoints(start: number, end: number, waypoints: Waypoint[]) {
+        return produce(this, (draft) => {
+            let og = getOriginal(draft); // Read as much as possible from the original object because it is faster
+            let wpt = og.wpt.slice();
+            wpt.splice(start, end - start + 1, ...waypoints);
+            draft.wpt = freeze(wpt); // Pre-freeze the array, faster as well
+        });
+    }
 };
 
 // A class that represents a Track in a GPX file
@@ -260,6 +288,16 @@ export class Track extends GPXTreeNode<TrackSegment> {
             extensions: this.extensions,
         };
     }
+
+    // Producers
+    replaceTrackSegments(start: number, end: number, segments: TrackSegment[]) {
+        return produce(this, (draft) => {
+            let og = getOriginal(draft); // Read as much as possible from the original object because it is faster
+            let trkseg = og.trkseg.slice();
+            trkseg.splice(start, end - start + 1, ...segments);
+            draft.trkseg = freeze(trkseg); // Pre-freeze the array, faster as well
+        });
+    }
 };
 
 // A class that represents a TrackSegment in a GPX file
@@ -410,7 +448,7 @@ export class TrackSegment extends GPXTreeLeaf {
     }
 
     // Producers
-    replace(segment: number, start: number, end: number, points: TrackPoint[]) {
+    replaceTrackPoints(segment: number, start: number, end: number, points: TrackPoint[]) {
         return produce(this, (draft) => {
             let og = getOriginal(draft); // Read as much as possible from the original object because it is faster
             let trkpt = og.trkpt.slice();
diff --git a/website/src/lib/components/file-list/FileList.ts b/website/src/lib/components/file-list/FileList.ts
index 60643997..a5dd30ac 100644
--- a/website/src/lib/components/file-list/FileList.ts
+++ b/website/src/lib/components/file-list/FileList.ts
@@ -189,12 +189,16 @@ export class ListTrackItem extends ListItem {
         return this.fileId;
     }
 
-    extend(id: number): ListSegmentItem {
-        return new ListSegmentItem(this.fileId, this.trackIndex, id);
+    getTrackIndex(): number {
+        return this.trackIndex;
+    }
+
+    extend(id: number): ListTrackSegmentItem {
+        return new ListTrackSegmentItem(this.fileId, this.trackIndex, id);
     }
 }
 
-export class ListSegmentItem extends ListItem {
+export class ListTrackSegmentItem extends ListItem {
     fileId: string;
     trackIndex: number;
     segmentIndex: number;
@@ -227,7 +231,15 @@ export class ListSegmentItem extends ListItem {
         return this.fileId;
     }
 
-    extend(): ListSegmentItem {
+    getTrackIndex(): number {
+        return this.trackIndex;
+    }
+
+    getSegmentIndex(): number {
+        return this.segmentIndex;
+    }
+
+    extend(): ListTrackSegmentItem {
         return this;
     }
 }
@@ -295,6 +307,10 @@ export class ListWaypointItem extends ListItem {
         return this.fileId;
     }
 
+    getWaypointIndex(): number {
+        return this.waypointIndex;
+    }
+
     extend(): ListWaypointItem {
         return this;
     }
diff --git a/website/src/lib/components/file-list/FileListNodeLabel.svelte b/website/src/lib/components/file-list/FileListNodeLabel.svelte
index c7124d84..b761776e 100644
--- a/website/src/lib/components/file-list/FileListNodeLabel.svelte
+++ b/website/src/lib/components/file-list/FileListNodeLabel.svelte
@@ -5,9 +5,10 @@
 	import { dbUtils } from '$lib/db';
 	import { Copy, Trash2 } from 'lucide-svelte';
 	import { type ListItem } from './FileList';
-	import { selection } from './Selection';
+	import { selectItem, selection } from './Selection';
 	import { _ } from 'svelte-i18n';
 	import { getContext } from 'svelte';
+	import { get } from 'svelte/store';
 
 	export let item: ListItem;
 	export let label: string | undefined;
@@ -17,7 +18,13 @@
 
 <!-- svelte-ignore a11y-click-events-have-key-events -->
 <!-- svelte-ignore a11y-no-static-element-interactions -->
-<ContextMenu.Root>
+<ContextMenu.Root
+	onOpenChange={(open) => {
+		if (open && !get(selection).has(item)) {
+			selectItem(item);
+		}
+	}}
+>
 	<ContextMenu.Trigger class="grow truncate">
 		<Button
 			variant="ghost"
@@ -45,12 +52,14 @@
 		</Button>
 	</ContextMenu.Trigger>
 	<ContextMenu.Content>
-		<ContextMenu.Item on:click={dbUtils.duplicateSelection}>
-			<Copy size="16" class="mr-1" />
-			{$_('menu.duplicate')}
-			<Shortcut key="D" ctrl={true} /></ContextMenu.Item
-		>
-		<ContextMenu.Separator />
+		{#if item.level !== 'waypoints'}
+			<ContextMenu.Item on:click={dbUtils.duplicateSelection}>
+				<Copy size="16" class="mr-1" />
+				{$_('menu.duplicate')}
+				<Shortcut key="D" ctrl={true} /></ContextMenu.Item
+			>
+			<ContextMenu.Separator />
+		{/if}
 		<ContextMenu.Item on:click={dbUtils.deleteSelection}
 			><Trash2 size="16" class="mr-1" />
 			{$_('menu.delete')}
diff --git a/website/src/lib/components/file-list/Selection.ts b/website/src/lib/components/file-list/Selection.ts
index fa548e33..04a874fe 100644
--- a/website/src/lib/components/file-list/Selection.ts
+++ b/website/src/lib/components/file-list/Selection.ts
@@ -1,17 +1,21 @@
 import { get, writable } from "svelte/store";
-import { ListFileItem, ListRootItem, SelectionTreeType } from "./FileList";
+import { ListFileItem, ListItem, ListRootItem, SelectionTreeType } from "./FileList";
 import { fileObservers } from "$lib/db";
 
 export const selection = writable<SelectionTreeType>(new SelectionTreeType(new ListRootItem()));
 
-export function select(fileId: string) {
+export function selectItem(item: ListItem) {
     selection.update(($selection) => {
         $selection.clear();
-        $selection.set(new ListFileItem(fileId), true);
+        $selection.set(item, true);
         return $selection;
     });
 }
 
+export function selectFile(fileId: string) {
+    selectItem(new ListFileItem(fileId));
+}
+
 export function addSelect(fileId: string) {
     selection.update(($selection) => {
         $selection.toggle(new ListFileItem(fileId));
diff --git a/website/src/lib/components/gpx-layer/GPXLayer.ts b/website/src/lib/components/gpx-layer/GPXLayer.ts
index 507ff24f..8909c76e 100644
--- a/website/src/lib/components/gpx-layer/GPXLayer.ts
+++ b/website/src/lib/components/gpx-layer/GPXLayer.ts
@@ -3,8 +3,8 @@ import { settings, type GPXFileWithStatistics } from "$lib/db";
 import { get, type Readable } from "svelte/store";
 import mapboxgl from "mapbox-gl";
 import { currentWaypoint, waypointPopup } from "./WaypointPopup";
-import { addSelect, select, selection } from "$lib/components/file-list/Selection";
-import { ListSegmentItem, type ListItem, ListFileItem, ListTrackItem } from "$lib/components/file-list/FileList";
+import { addSelect, selectFile, selection } from "$lib/components/file-list/Selection";
+import { ListTrackSegmentItem, type ListItem, ListFileItem, ListTrackItem } from "$lib/components/file-list/FileList";
 
 let defaultWeight = 5;
 let defaultOpacity = 1;
@@ -213,7 +213,7 @@ export class GPXLayer {
         if (e.originalEvent.shiftKey) {
             addSelect(this.fileId);
         } else {
-            select(this.fileId);
+            selectFile(this.fileId);
         }
     }
 
@@ -242,7 +242,7 @@ export class GPXLayer {
             if (!feature.properties.opacity) {
                 feature.properties.opacity = defaultOpacity;
             }
-            if (get(selection).has(new ListFileItem(this.fileId)) || get(selection).has(new ListTrackItem(this.fileId, trackIndex)) || get(selection).has(new ListSegmentItem(this.fileId, trackIndex, segmentIndex))) {
+            if (get(selection).has(new ListFileItem(this.fileId)) || get(selection).has(new ListTrackItem(this.fileId, trackIndex)) || get(selection).has(new ListTrackSegmentItem(this.fileId, trackIndex, segmentIndex))) {
                 feature.properties.weight = feature.properties.weight + 2;
             }
 
diff --git a/website/src/lib/components/toolbar/tools/routing/RoutingControls.ts b/website/src/lib/components/toolbar/tools/routing/RoutingControls.ts
index e2e4dd61..3fc57f9d 100644
--- a/website/src/lib/components/toolbar/tools/routing/RoutingControls.ts
+++ b/website/src/lib/components/toolbar/tools/routing/RoutingControls.ts
@@ -281,13 +281,13 @@ export class RoutingControls {
         let [previousAnchor, nextAnchor] = this.getNeighbouringAnchors(anchor);
 
         if (previousAnchor === null && nextAnchor === null) { // Only one point, remove it
-            dbUtils.applyToFile(this.fileId, (file) => file.replace(anchor.segmentIndex, 0, 0, []));
+            dbUtils.applyToFile(this.fileId, (file) => file.replaceTrackPoints(anchor.segmentIndex, 0, 0, []));
         } else if (previousAnchor === null) { // First point, remove trackpoints until nextAnchor
-            dbUtils.applyToFile(this.fileId, (file) => file.replace(anchor.segmentIndex, 0, nextAnchor.point._data.index - 1, []));
+            dbUtils.applyToFile(this.fileId, (file) => file.replaceTrackPoints(anchor.segmentIndex, 0, nextAnchor.point._data.index - 1, []));
         } else if (nextAnchor === null) { // Last point, remove trackpoints from previousAnchor
             dbUtils.applyToFile(this.fileId, (file) => {
                 let segment = file.getSegments()[anchor.segmentIndex];
-                return file.replace(anchor.segmentIndex, previousAnchor.point._data.index + 1, segment.trkpt.length - 1, []);
+                return file.replaceTrackPoints(anchor.segmentIndex, previousAnchor.point._data.index + 1, segment.trkpt.length - 1, []);
             });
         } else { // Route between previousAnchor and nextAnchor
             this.routeBetweenAnchors([previousAnchor, nextAnchor], [previousAnchor.point.getCoordinates(), nextAnchor.point.getCoordinates()]);
@@ -312,7 +312,7 @@ export class RoutingControls {
 
         if (!lastAnchor) {
             // TODO, create segment if it does not exist
-            dbUtils.applyToFile(this.fileId, (file) => file.replace(0, 0, 0, [newPoint]));
+            dbUtils.applyToFile(this.fileId, (file) => file.replaceTrackPoints(0, 0, 0, [newPoint]));
             return;
         }
 
@@ -362,7 +362,7 @@ export class RoutingControls {
             let segment = original(file).getSegments()[segments.length - 1];
             let newSegment = segment.clone();
             newSegment = newSegment.reverse(segment.getEndTimestamp(), segment.getEndTimestamp());
-            return file.replace(segments.length - 1, segment.trkpt.length, segment.trkpt.length, newSegment.trkpt.map((point) => point));
+            return file.replaceTrackPoints(segments.length - 1, segment.trkpt.length, segment.trkpt.length, newSegment.trkpt.map((point) => point));
         });
     }
 
@@ -391,7 +391,7 @@ export class RoutingControls {
         let segment = anchors[0].segment;
 
         if (anchors.length === 1) { // Only one anchor, update the point in the segment
-            dbUtils.applyToFile(this.fileId, (file) => file.replace(anchors[0].segmentIndex, 0, 0, [new TrackPoint({
+            dbUtils.applyToFile(this.fileId, (file) => file.replaceTrackPoints(anchors[0].segmentIndex, 0, 0, [new TrackPoint({
                 attributes: targetCoordinates[0],
             })]));
             return true;
@@ -416,7 +416,7 @@ export class RoutingControls {
         }
 
         if (anchors[0].point._data.index === 0) { // First anchor is the first point of the segment
-            anchors[0].point = response[0]; // Replace the first anchor
+            anchors[0].point = response[0]; // replaceTrackPoints the first anchor
             anchors[0].point._data.index = 0;
         } else {
             anchors[0].point = anchors[0].point.clone(); // Clone the anchor to assign new properties
@@ -424,7 +424,7 @@ export class RoutingControls {
         }
 
         if (anchors[anchors.length - 1].point._data.index === segment.trkpt.length - 1) { // Last anchor is the last point of the segment
-            anchors[anchors.length - 1].point = response[response.length - 1]; // Replace the last anchor
+            anchors[anchors.length - 1].point = response[response.length - 1]; // replaceTrackPoints the last anchor
             anchors[anchors.length - 1].point._data.index = segment.trkpt.length - 1;
         } else {
             anchors[anchors.length - 1].point = anchors[anchors.length - 1].point.clone(); // Clone the anchor to assign new properties
@@ -451,7 +451,7 @@ export class RoutingControls {
             anchor.point._data.zoom = 0; // Make these anchors permanent
         });
 
-        dbUtils.applyToFile(this.fileId, (file) => file.replace(anchors[0].segmentIndex, anchors[0].point._data.index, anchors[anchors.length - 1].point._data.index, response));
+        dbUtils.applyToFile(this.fileId, (file) => file.replaceTrackPoints(anchors[0].segmentIndex, anchors[0].point._data.index, anchors[anchors.length - 1].point._data.index, response));
 
         return true;
     }
diff --git a/website/src/lib/db.ts b/website/src/lib/db.ts
index 83406cea..5c051442 100644
--- a/website/src/lib/db.ts
+++ b/website/src/lib/db.ts
@@ -6,7 +6,7 @@ import { initTargetMapBounds, updateTargetMapBounds } from './stores';
 import { mode } from 'mode-watcher';
 import { defaultBasemap, defaultBasemapTree, defaultOverlayTree, defaultOverlays } from './assets/layers';
 import { selection } from '$lib/components/file-list/Selection';
-import { ListFileItem, ListItem, type ListLevel } from '$lib/components/file-list/FileList';
+import { ListFileItem, ListItem, ListTrackItem, type ListLevel, ListTrackSegmentItem, ListWaypointItem } from '$lib/components/file-list/FileList';
 import { updateAnchorPoints } from '$lib/components/toolbar/tools/routing/Simplify';
 
 enableMapSet();
@@ -358,16 +358,62 @@ export const dbUtils = {
     },
     duplicateSelection: () => {
         applyGlobal((draft) => {
-            // TODO
             let ids = getFileIds(get(settings.fileOrder).length);
             get(settings.fileOrder).forEach((fileId, index) => {
-                if (get(selection).has(new ListFileItem(fileId))) {
-                    let file = original(draft)?.get(fileId);
-                    if (file) {
-                        let clone = file.clone();
-                        clone._data.id = ids[index];
-                        draft.set(clone._data.id, freeze(clone));
+                let file = original(draft)?.get(fileId);
+                if (file) {
+                    let level: ListLevel | undefined = undefined;
+                    let items: ListItem[] = [];
+                    get(selection).forEach((item) => {
+                        if (item.getFileId() === fileId) {
+                            if (item instanceof ListFileItem) {
+                                level = 'file';
+                            } else if (item instanceof ListTrackItem) {
+                                level = 'track';
+                                items.push(item);
+                            } else if (item instanceof ListTrackSegmentItem) {
+                                level = 'segment';
+                                items.push(item);
+                            } else if (item instanceof ListWaypointItem) {
+                                level = 'waypoint';
+                                items.push(item);
+                            }
+                        }
+                    });
+
+                    items.sort((a, b) => { // Process the items in reverse order to avoid index conflicts
+                        if (a instanceof ListTrackItem && b instanceof ListTrackItem) {
+                            return b.getTrackIndex() - a.getTrackIndex();
+                        } else if (a instanceof ListTrackSegmentItem && b instanceof ListTrackSegmentItem) {
+                            return b.getSegmentIndex() - a.getSegmentIndex();
+                        } else if (a instanceof ListWaypointItem && b instanceof ListWaypointItem) {
+                            return b.getWaypointIndex() - a.getWaypointIndex();
+                        }
+                        return 0;
+                    });
+
+                    let newFile = file;
+                    if (level === 'file') {
+                        newFile = file.clone();
+                        newFile._data.id = ids[index];
+                    } else if (level === 'track') {
+                        for (let item of items) {
+                            let trackIndex = (item as ListTrackItem).getTrackIndex();
+                            newFile = newFile.replaceTracks(trackIndex + 1, trackIndex, [file.trk[trackIndex].clone()]);
+                        }
+                    } else if (level === 'segment') {
+                        for (let item of items) {
+                            let trackIndex = (item as ListTrackSegmentItem).getTrackIndex();
+                            let segmentIndex = (item as ListTrackSegmentItem).getSegmentIndex();
+                            newFile = newFile.replaceTrackSegments(trackIndex, segmentIndex + 1, segmentIndex, [file.trk[trackIndex].trkseg[segmentIndex].clone()]);
+                        }
+                    } else if (level === 'waypoint') {
+                        for (let item of items) {
+                            let waypointIndex = (item as ListWaypointItem).getWaypointIndex();
+                            newFile = newFile.replaceWaypoints(waypointIndex + 1, waypointIndex, [file.wpt[waypointIndex].clone()]);
+                        }
                     }
+                    draft.set(fileId, freeze(newFile));
                 }
             });
         });