diff --git a/src/Umbraco.Web.UI.Client/package.json b/src/Umbraco.Web.UI.Client/package.json
index 03bac9db89..73ce5263a3 100644
--- a/src/Umbraco.Web.UI.Client/package.json
+++ b/src/Umbraco.Web.UI.Client/package.json
@@ -61,6 +61,7 @@
 		"./member-type": "./dist-cms/packages/members/member-types/index.js",
 		"./package": "./dist-cms/packages/packages/package/index.js",
 		"./data-type": "./dist-cms/packages/core/data-type/index.js",
+		"./dynamic-root": "./dist-cms/packages/dynamic-root/index.js",
 		"./language": "./dist-cms/packages/settings/languages/index.js",
 		"./logviewer": "./dist-cms/packages/settings/logviewer/index.js",
 		"./relation-type": "./dist-cms/packages/relations/relation-types/index.js",
diff --git a/src/Umbraco.Web.UI.Client/src/apps/backoffice/backoffice.element.ts b/src/Umbraco.Web.UI.Client/src/apps/backoffice/backoffice.element.ts
index 84243dafc2..997f5a79fa 100644
--- a/src/Umbraco.Web.UI.Client/src/apps/backoffice/backoffice.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/apps/backoffice/backoffice.element.ts
@@ -30,6 +30,7 @@ const CORE_PACKAGES = [
 	import('../../packages/log-viewer/umbraco-package.js'),
 	import('../../packages/health-check/umbraco-package.js'),
 	import('../../packages/static-file/umbraco-package.js'),
+	import('../../packages/dynamic-root/umbraco-package.js'),
 ];
 
 @customElement('umb-backoffice')
diff --git a/src/Umbraco.Web.UI.Client/src/assets/lang/da-dk.ts b/src/Umbraco.Web.UI.Client/src/assets/lang/da-dk.ts
index 9a5db47c5d..07529c2a54 100644
--- a/src/Umbraco.Web.UI.Client/src/assets/lang/da-dk.ts
+++ b/src/Umbraco.Web.UI.Client/src/assets/lang/da-dk.ts
@@ -1156,6 +1156,38 @@ export default {
 		pickedTrashedItem: 'Du har valgt et dokument som er slettet eller lagt i papirkurven',
 		pickedTrashedItems: 'Du har valgt dokumenter som er slettede eller lagt i papirkurven',
 	},
+	dynamicRoot: {
+		configurationTitle: 'Dynamisk udgangspunkts forespørgsel',
+		pickDynamicRootOriginTitle: 'Vælg begyndelsen',
+		pickDynamicRootOriginDesc: 'Beskriv begyndelsen for dynamisk udgangspunkts forespørgselen',
+		originRootTitle: 'Roden',
+		originRootDesc: 'Rod noden for denne kilde',
+		originParentTitle: 'Overliggende',
+		originParentDesc: 'Den overliggende node af kilden i denne redigerings session',
+		originCurrentTitle: 'Nuværende',
+		originCurrentDesc: 'Kilde noden for denne redigerings session',
+		originSiteTitle: 'Siden',
+		originSiteDesc: 'Nærmeste node med et domæne',
+		originByKeyTitle: 'Specifik Node',
+		originByKeyDesc: 'Vælg en specifik Node',
+		pickDynamicRootQueryStepTitle: 'Tilføj skridt til forespørgsel',
+		pickDynamicRootQueryStepDesc: 'Specificer næste skridt i din dynamisk udgangspunkts forespørgsel',
+		queryStepNearestAncestorOrSelfTitle: 'Nærmeste forældre eller selv',
+		queryStepNearestAncestorOrSelfDesc: 'Forespørg the nærmeste forældre eller selv der passer på en af de givne typer',
+		queryStepFurthestAncestorOrSelfTitle: 'Fjerneste forældre eller selv',
+		queryStepFurthestAncestorOrSelfDesc: 'Forespørg fjerneste forældre eller selv der passer på en af de givne typer',
+		queryStepNearestDescendantOrSelfTitle: 'Nærmeste barn eller selv',
+		queryStepNearestDescendantOrSelfDesc: 'Forespørg nærmeste barn eller selv der passer på en af de givne typer',
+		queryStepFurthestDescendantOrSelfTitle: 'Fjerneste barn eller selv',
+		queryStepFurthestDescendantOrSelfDesc: 'Forespørg fjerneste barn eller selv der passer på en af de givne typer',
+		queryStepCustomTitle: 'Brugerdefineret',
+		queryStepCustomDesc: 'Forespørg med et skræddersyet forespørgsels skridt',
+		addQueryStep: 'Tilføj skridt',
+		queryStepTypes: 'der passer med typerne: ',
+		noValidStartNodeTitle: 'Intet passende indhold',
+		noValidStartNodeDesc:
+			'Konfigurationen af dette felt passer ikke med noget indhold. Opret det manglende indhold eller kontakt din adminnistrator for at tilpasse Dynamisk Udgangspunkts Forespørgselen for dette felt.',
+	},
 	mediaPicker: {
 		deletedItem: 'Slettet medie',
 		pickedTrashedItem: 'Du har valgt et medie som er slettet eller lagt i papirkurven',
diff --git a/src/Umbraco.Web.UI.Client/src/assets/lang/en-us.ts b/src/Umbraco.Web.UI.Client/src/assets/lang/en-us.ts
index 1c05c9a743..8a10ec8a7f 100644
--- a/src/Umbraco.Web.UI.Client/src/assets/lang/en-us.ts
+++ b/src/Umbraco.Web.UI.Client/src/assets/lang/en-us.ts
@@ -1148,11 +1148,46 @@ export default {
 	},
 	contentPicker: {
 		allowedItemTypes: 'You can only select items of type(s): %0%',
-		defineDynamicRoot: 'Specify a Dynamic Root',
+		defineDynamicRoot: 'Specify root node',
 		defineRootNode: 'Pick root node',
 		pickedTrashedItem: 'You have picked a content item currently deleted or in the recycle bin',
 		pickedTrashedItems: 'You have picked content items currently deleted or in the recycle bin',
 	},
+	dynamicRoot: {
+		configurationTitle: 'Dynamic Root Query',
+		pickDynamicRootOriginTitle: 'Pick origin',
+		pickDynamicRootOriginDesc: 'Define the origin for your Dynamic Root Query',
+		originRootTitle: 'Root',
+		originRootDesc: 'Root node of this editing session',
+		originParentTitle: 'Parent',
+		originParentDesc: 'The parent node of the source in this editing session',
+		originCurrentTitle: 'Current',
+		originCurrentDesc: 'The content node that is source for this editing session',
+		originSiteTitle: 'Site',
+		originSiteDesc: 'Find nearest node with a hostname',
+		originByKeyTitle: 'Specific Node',
+		originByKeyDesc: 'Pick a specific Node as the origin for this query',
+		pickDynamicRootQueryStepTitle: 'Append step to query',
+		pickDynamicRootQueryStepDesc: 'Define the next step of your Dynamic Root Query',
+		queryStepNearestAncestorOrSelfTitle: 'Nearest Ancestor Or Self',
+		queryStepNearestAncestorOrSelfDesc: 'Query the nearest ancestor or self that fits with one of the configured types',
+		queryStepFurthestAncestorOrSelfTitle: 'Furthest Ancestor Or Self',
+		queryStepFurthestAncestorOrSelfDesc:
+			'Query the Furthest ancestor or self that fits with one of the configured types',
+		queryStepNearestDescendantOrSelfTitle: 'Nearest Descendant Or Self',
+		queryStepNearestDescendantOrSelfDesc:
+			'Query the nearest descendant or self that fits with one of the configured types',
+		queryStepFurthestDescendantOrSelfTitle: 'Furthest Descendant Or Self',
+		queryStepFurthestDescendantOrSelfDesc:
+			'Query the Furthest descendant or self that fits with one of the configured types',
+		queryStepCustomTitle: 'Custom',
+		queryStepCustomDesc: 'Query the using a custom Query Step',
+		addQueryStep: 'Add query step',
+		queryStepTypes: 'That matches types: ',
+		noValidStartNodeTitle: 'No matching content',
+		noValidStartNodeDesc:
+			'The configuration of this property does not match any content. Create the missing content or contact your administrator to adjust the Dynamic Root settings for this property.',
+	},
 	mediaPicker: {
 		deletedItem: 'Deleted item',
 		pickedTrashedItem: 'You have picked a media item currently deleted or in the recycle bin',
diff --git a/src/Umbraco.Web.UI.Client/src/mocks/browser-handlers.ts b/src/Umbraco.Web.UI.Client/src/mocks/browser-handlers.ts
index cde1bb1640..0cc2f7eb41 100644
--- a/src/Umbraco.Web.UI.Client/src/mocks/browser-handlers.ts
+++ b/src/Umbraco.Web.UI.Client/src/mocks/browser-handlers.ts
@@ -36,6 +36,7 @@ import { handlers as partialViewHandlers } from './handlers/partial-view/index.j
 import { handlers as tagHandlers } from './handlers/tag-handlers.js';
 import { handlers as configHandlers } from './handlers/config.handlers.js';
 import { handlers as scriptHandlers } from './handlers/script/index.js';
+import { handlers as dynamicRootHandlers } from './handlers/dynamic-root.handlers.js';
 
 const handlers = [
 	serverHandlers.serverInformationHandler,
@@ -46,6 +47,7 @@ const handlers = [
 	...dictionaryHandlers,
 	...documentHandlers,
 	...documentTypeHandlers,
+	...dynamicRootHandlers,
 	...examineManagementHandlers,
 	...healthCheckHandlers,
 	...installHandlers,
diff --git a/src/Umbraco.Web.UI.Client/src/mocks/data/data-type/data-type.data.ts b/src/Umbraco.Web.UI.Client/src/mocks/data/data-type/data-type.data.ts
index a9976a2bda..c7bb12cbcf 100644
--- a/src/Umbraco.Web.UI.Client/src/mocks/data/data-type/data-type.data.ts
+++ b/src/Umbraco.Web.UI.Client/src/mocks/data/data-type/data-type.data.ts
@@ -227,6 +227,15 @@ export const data: Array<UmbMockDataTypeModel> = [
 				value: {
 					type: 'content',
 					id: null,
+					dynamicRoot: {
+						originAlias: 'Root',
+						querySteps: [
+							{
+								alias: 'FurthestAncestorOrSelf',
+								anyOfDocTypeKeys: ['all-property-editors-document-type-id'],
+							},
+						],
+					},
 				},
 			},
 			{
diff --git a/src/Umbraco.Web.UI.Client/src/mocks/handlers/dynamic-root.handlers.ts b/src/Umbraco.Web.UI.Client/src/mocks/handlers/dynamic-root.handlers.ts
new file mode 100644
index 0000000000..c7c0072f06
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/mocks/handlers/dynamic-root.handlers.ts
@@ -0,0 +1,15 @@
+import { umbDocumentMockDb } from '../data/document/document.db.js';
+import type { DynamicRootRequestModel } from '@umbraco-cms/backoffice/backend-api';
+import { umbracoPath } from '@umbraco-cms/backoffice/utils';
+
+const { rest } = window.MockServiceWorker;
+
+export const handlers = [
+	rest.post<DynamicRootRequestModel>(umbracoPath('/dynamic-root/query'), async (req, res, ctx) => {
+		const response = umbDocumentMockDb.tree
+			.getRoot()
+			.items.map((item) => item.id)
+			.slice(0, 1);
+		return res(ctx.status(200), ctx.json(response));
+	}),
+];
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/components/input-tree-picker-source/input-tree-picker-source.element.ts b/src/Umbraco.Web.UI.Client/src/packages/core/components/input-tree-picker-source/input-tree-picker-source.element.ts
index 79207bb441..c7337d6cac 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/components/input-tree-picker-source/input-tree-picker-source.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/components/input-tree-picker-source/input-tree-picker-source.element.ts
@@ -6,21 +6,23 @@ import { UmbLitElement } from '@umbraco-cms/internal/lit-element';
 import { UmbChangeEvent } from '@umbraco-cms/backoffice/event';
 
 export type UmbTreePickerSource = {
-	type?: UmbTreePickerSourceType;
-	id?: string | null;
-	dynamicRoot?: UmbTreePickerDynamicRoot | null;
+	type: UmbTreePickerSourceType;
+	id?: string;
+	dynamicRoot?: UmbTreePickerDynamicRoot;
 };
 
 export type UmbTreePickerSourceType = 'content' | 'member' | 'media';
 
 export type UmbTreePickerDynamicRoot = {
 	originAlias: string;
-	querySteps?: Array<UmbTreePickerDynamicRootQueryStep> | null;
+	originKey?: string;
+	querySteps?: Array<UmbTreePickerDynamicRootQueryStep>;
 };
 
 export type UmbTreePickerDynamicRootQueryStep = {
+	unique: string;
 	alias: string;
-	anyOfDocTypeKeys: Array<string>;
+	anyOfDocTypeKeys?: Array<string>;
 };
 
 @customElement('umb-input-tree-picker-source')
@@ -29,33 +31,33 @@ export class UmbInputTreePickerSourceElement extends FormControlMixin(UmbLitElem
 		return undefined;
 	}
 
-	private _type: UmbTreePickerSource['type'] = 'content';
+	#type: UmbTreePickerSourceType = 'content';
 
 	@property()
-	public set type(value: UmbTreePickerSource['type']) {
+	public set type(value: UmbTreePickerSourceType) {
 		if (value === undefined) {
-			value = this._type;
+			value = this.#type;
 		}
 
-		const oldValue = this._type;
+		const oldValue = this.#type;
 
 		this._options = this._options.map((option) =>
 			option.value === value ? { ...option, selected: true } : { ...option, selected: false },
 		);
 
-		this._type = value;
+		this.#type = value;
 
 		this.requestUpdate('type', oldValue);
 	}
-	public get type(): UmbTreePickerSource['type'] {
-		return this._type;
+	public get type(): UmbTreePickerSourceType {
+		return this.#type;
 	}
 
 	@property({ attribute: 'node-id' })
-	nodeId?: string | null;
+	nodeId?: string;
 
 	@property({ attribute: false })
-	dynamicRoot?: UmbTreePickerDynamicRoot | null;
+	dynamicRoot?: UmbTreePickerDynamicRoot | undefined;
 
 	@state()
 	_options: Array<Option> = [
@@ -64,20 +66,42 @@ export class UmbInputTreePickerSourceElement extends FormControlMixin(UmbLitElem
 		{ value: 'member', name: 'Members' },
 	];
 
-	#onTypeChange(event: UUISelectEvent) {
+	connectedCallback(): void {
+		super.connectedCallback();
+
+		// HACK: Workaround consolidating the old content-picker and dynamic-root. [LK:2024-01-24]
+		if (this.nodeId && !this.dynamicRoot) {
+			this.dynamicRoot = { originAlias: 'ByKey', originKey: this.nodeId, querySteps: [] };
+		}
+	}
+
+	#onContentTypeChange(event: UUISelectEvent) {
 		event.stopPropagation();
 
-		this.type = event.target.value as UmbTreePickerSource['type'];
+		this.type = event.target.value as UmbTreePickerSourceType;
 
-		this.nodeId = '';
+		this.nodeId = undefined;
+		this.dynamicRoot = undefined;
 
 		this.dispatchEvent(new UmbChangeEvent());
 	}
 
-	#onIdChange(event: CustomEvent) {
+	#onDocumentRootChange(event: CustomEvent) {
 		switch (this.type) {
 			case 'content':
-				this.nodeId = (<UmbInputDocumentPickerRootElement>event.target).unique;
+				this.dynamicRoot = (event.target as UmbInputDocumentPickerRootElement).data;
+
+				// HACK: Workaround consolidating the old content-picker and dynamic-root. [LK:2024-01-24]
+				if (this.dynamicRoot?.originAlias === 'ByKey') {
+					if (!this.dynamicRoot.querySteps || this.dynamicRoot.querySteps?.length === 0) {
+						this.nodeId = this.dynamicRoot.originKey;
+					} else {
+						this.nodeId = undefined;
+					}
+				} else if (this.nodeId) {
+					this.nodeId = undefined;
+				}
+
 				break;
 			case 'media':
 			case 'member':
@@ -85,20 +109,20 @@ export class UmbInputTreePickerSourceElement extends FormControlMixin(UmbLitElem
 				break;
 		}
 
-		this.dispatchEvent(new CustomEvent(event.type));
+		this.dispatchEvent(new UmbChangeEvent());
 	}
 
 	render() {
 		return html`<umb-input-dropdown-list
-				.options=${this._options}
-				@change="${this.#onTypeChange}"></umb-input-dropdown-list>
-			${this.#renderType()}`;
+				@change="${this.#onContentTypeChange}"
+				.options=${this._options}></umb-input-dropdown-list>
+			${this.#renderSourcePicker()}`;
 	}
 
-	#renderType() {
+	#renderSourcePicker() {
 		switch (this.type) {
 			case 'content':
-				return this.#renderTypeContent();
+				return this.#renderDocumentSourcePicker();
 			case 'media':
 			case 'member':
 			default:
@@ -106,10 +130,10 @@ export class UmbInputTreePickerSourceElement extends FormControlMixin(UmbLitElem
 		}
 	}
 
-	#renderTypeContent() {
+	#renderDocumentSourcePicker() {
 		return html`<umb-input-document-picker-root
-			@change=${this.#onIdChange}
-			.nodeId=${this.nodeId}></umb-input-document-picker-root>`;
+			@change=${this.#onDocumentRootChange}
+			.data=${this.dynamicRoot}></umb-input-document-picker-root>`;
 	}
 
 	static styles = [
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/extension-registry/models/dynamic-root.model.ts b/src/Umbraco.Web.UI.Client/src/packages/core/extension-registry/models/dynamic-root.model.ts
new file mode 100644
index 0000000000..a9280cb7a5
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/extension-registry/models/dynamic-root.model.ts
@@ -0,0 +1,25 @@
+import type { ManifestBase } from '@umbraco-cms/backoffice/extension-api';
+
+export interface ManifestDynamicRootOrigin extends ManifestBase {
+	type: 'dynamicRootOrigin';
+	meta: MetaDynamicRootOrigin;
+}
+
+export interface ManifestDynamicRootQueryStep extends ManifestBase {
+	type: 'dynamicRootQueryStep';
+	meta: MetaDynamicRootQueryStep;
+}
+
+export interface MetaDynamicRootOrigin {
+	originAlias: string;
+	label?: string;
+	description?: string;
+	icon?: string;
+}
+
+export interface MetaDynamicRootQueryStep {
+	queryStepAlias: string;
+	label?: string;
+	description?: string;
+	icon?: string;
+}
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/extension-registry/models/index.ts b/src/Umbraco.Web.UI.Client/src/packages/core/extension-registry/models/index.ts
index 768e0f6b88..e1ab5efa00 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/extension-registry/models/index.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/extension-registry/models/index.ts
@@ -3,6 +3,7 @@ import type { ManifestCollection } from './collection.models.js';
 import type { ManifestCollectionView } from './collection-view.model.js';
 import type { ManifestDashboard } from './dashboard.model.js';
 import type { ManifestDashboardCollection } from './dashboard-collection.model.js';
+import type { ManifestDynamicRootOrigin, ManifestDynamicRootQueryStep } from './dynamic-root.model.js';
 import type { ManifestEntityAction } from './entity-action.model.js';
 import type { ManifestEntityBulkAction } from './entity-bulk-action.model.js';
 import type { ManifestExternalLoginProvider } from './external-login-provider.model.js';
@@ -47,6 +48,7 @@ export type * from './collection-action.model.js';
 export type * from './collection-view.model.js';
 export type * from './dashboard-collection.model.js';
 export type * from './dashboard.model.js';
+export type * from './dynamic-root.model.js';
 export type * from './entity-action.model.js';
 export type * from './entity-bulk-action.model.js';
 export type * from './external-login-provider.model.js';
@@ -87,6 +89,8 @@ export type ManifestTypes =
 	| ManifestCollectionAction
 	| ManifestDashboard
 	| ManifestDashboardCollection
+	| ManifestDynamicRootOrigin
+	| ManifestDynamicRootQueryStep
 	| ManifestEntityAction
 	| ManifestEntityBulkAction
 	| ManifestEntryPoint
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-picker/property-editor-ui-tree-picker-source-picker.element.ts b/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-picker/property-editor-ui-tree-picker-source-picker.element.ts
index 36898e65e3..fb1bf20c07 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-picker/property-editor-ui-tree-picker-source-picker.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-picker/property-editor-ui-tree-picker-source-picker.element.ts
@@ -37,8 +37,9 @@ export class UmbPropertyEditorUITreePickerSourcePickerElement
 	render() {
 		return html`<umb-input-tree-picker-source
 			@change=${this.#onChange}
-			.type=${this.value?.type}
-			.nodeId=${this.value?.id}></umb-input-tree-picker-source>`;
+			.type=${this.value?.type ?? 'content'}
+			.nodeId=${this.value?.id}
+			.dynamicRoot=${this.value?.dynamicRoot}></umb-input-tree-picker-source>`;
 	}
 
 	static styles = [UmbTextStyles];
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-type-picker/property-editor-ui-tree-picker-source-type-picker.element.ts b/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-type-picker/property-editor-ui-tree-picker-source-type-picker.element.ts
index 3730878b08..c11144dbd7 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-type-picker/property-editor-ui-tree-picker-source-type-picker.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/config/source-type-picker/property-editor-ui-tree-picker-source-type-picker.element.ts
@@ -50,8 +50,10 @@ export class UmbPropertyEditorUITreePickerSourceTypePickerElement
 		this.observe(
 			await this.#datasetContext.propertyValueByAlias('startNode'),
 			(value) => {
+				if (!value) return;
+
 				const startNode = value as UmbTreePickerSource;
-				if (startNode.type) {
+				if (startNode?.type) {
 					// If we had a sourceType before, we can see this as a change and not the initial value,
 					// so let's reset the value, so we don't carry over content-types to the new source type.
 					if (this.#initialized && this.sourceType !== startNode.type) {
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/property-editor-ui-tree-picker.element.ts b/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/property-editor-ui-tree-picker.element.ts
index 0b6d9b8133..ebfe63e0c8 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/property-editor-ui-tree-picker.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/property-editor/uis/tree-picker/property-editor-ui-tree-picker.element.ts
@@ -1,7 +1,10 @@
 import { html, customElement, property, state } from '@umbraco-cms/backoffice/external/lit';
 import { UmbLitElement } from '@umbraco-cms/internal/lit-element';
 import { UmbTextStyles } from '@umbraco-cms/backoffice/style';
-import { type UmbPropertyEditorConfigCollection, UmbPropertyValueChangeEvent } from '@umbraco-cms/backoffice/property-editor';
+import { UmbPropertyValueChangeEvent } from '@umbraco-cms/backoffice/property-editor';
+import { UmbDynamicRootRepository } from '@umbraco-cms/backoffice/dynamic-root';
+import { UMB_WORKSPACE_CONTEXT } from '@umbraco-cms/backoffice/workspace';
+import type { UmbPropertyEditorConfigCollection } from '@umbraco-cms/backoffice/property-editor';
 import type { UmbPropertyEditorUiElement } from '@umbraco-cms/backoffice/extension-registry';
 import type { UmbInputTreeElement } from '@umbraco-cms/backoffice/tree';
 import type { UmbTreePickerSource } from '@umbraco-cms/backoffice/components';
@@ -16,7 +19,7 @@ export class UmbPropertyEditorUITreePickerElement extends UmbLitElement implemen
 	value = '';
 
 	@state()
-	type?: UmbTreePickerSource['type'];
+	type: UmbTreePickerSource['type'] = 'content';
 
 	@state()
 	startNodeId?: string | null;
@@ -36,12 +39,19 @@ export class UmbPropertyEditorUITreePickerElement extends UmbLitElement implemen
 	@state()
 	ignoreUserStartNodes?: boolean;
 
+	#dynamicRoot?: UmbTreePickerSource['dynamicRoot'];
+
+	#dynamicRootRepository = new UmbDynamicRootRepository(this);
+
+	#workspaceContext?: typeof UMB_WORKSPACE_CONTEXT.TYPE;
+
 	@property({ attribute: false })
 	public set config(config: UmbPropertyEditorConfigCollection | undefined) {
 		const startNode: UmbTreePickerSource | undefined = config?.getValueByAlias('startNode');
 		if (startNode) {
 			this.type = startNode.type;
 			this.startNodeId = startNode.id;
+			this.#dynamicRoot = startNode.dynamicRoot;
 		}
 
 		this.min = Number(config?.getValueByAlias('minNumber')) || 0;
@@ -52,6 +62,34 @@ export class UmbPropertyEditorUITreePickerElement extends UmbLitElement implemen
 		this.ignoreUserStartNodes = config?.getValueByAlias('ignoreUserStartNodes');
 	}
 
+	constructor() {
+		super();
+
+		this.consumeContext(UMB_WORKSPACE_CONTEXT, (workspaceContext) => {
+			this.#workspaceContext = workspaceContext;
+		});
+	}
+
+	connectedCallback() {
+		super.connectedCallback();
+
+		this.#setStartNodeId();
+	}
+
+	async #setStartNodeId() {
+		if (this.startNodeId) return;
+
+		const entityId = this.#workspaceContext?.getEntityId();
+		// TODO: Awaiting the workspace context to have a parent entity ID value. [LK]
+		// e.g. const parentEntityId = this.#workspaceContext?.getParentEntityId();
+		if (entityId && this.#dynamicRoot) {
+			const result = await this.#dynamicRootRepository.postDynamicRootQuery(this.#dynamicRoot, entityId);
+			if (result && result.length > 0) {
+				this.startNodeId = result[0];
+			}
+		}
+	}
+
 	#onChange(e: CustomEvent) {
 		this.value = (e.target as UmbInputTreeElement).value as string;
 		this.dispatchEvent(new UmbPropertyValueChangeEvent());
diff --git a/src/Umbraco.Web.UI.Client/src/packages/core/tree/components/input-tree/input-tree.element.ts b/src/Umbraco.Web.UI.Client/src/packages/core/tree/components/input-tree/input-tree.element.ts
index fa719d0ad8..2e2f50ed32 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/core/tree/components/input-tree/input-tree.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/core/tree/components/input-tree/input-tree.element.ts
@@ -13,7 +13,7 @@ export class UmbInputTreeElement extends FormControlMixin(UmbLitElement) {
 		return undefined;
 	}
 
-	private _type: UmbTreePickerSource['type'] = undefined;
+	private _type: UmbTreePickerSource['type'] = 'content';
 	@property()
 	public set type(newType: UmbTreePickerSource['type']) {
 		const oldType = this._type;
diff --git a/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document-picker-root/input-document-picker-root.element.ts b/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document-picker-root/input-document-picker-root.element.ts
index cb07baf61e..3109d65a1d 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document-picker-root/input-document-picker-root.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document-picker-root/input-document-picker-root.element.ts
@@ -1,101 +1,260 @@
-import { UmbDocumentPickerContext } from '../input-document/input-document.context.js';
-import type { UmbDocumentItemModel } from '../../repository/index.js';
-import { html, customElement, property, state, ifDefined, repeat } from '@umbraco-cms/backoffice/external/lit';
+import { html, css, customElement, property, ifDefined, state, repeat } from '@umbraco-cms/backoffice/external/lit';
 import { FormControlMixin } from '@umbraco-cms/backoffice/external/uui';
+import { UmbChangeEvent } from '@umbraco-cms/backoffice/event';
+import { UmbId } from '@umbraco-cms/backoffice/id';
 import { UmbLitElement } from '@umbraco-cms/internal/lit-element';
-import type { DocumentItemResponseModel } from '@umbraco-cms/backoffice/backend-api';
+import { UmbSorterController } from '@umbraco-cms/backoffice/sorter';
+import { umbExtensionsRegistry } from '@umbraco-cms/backoffice/extension-registry';
+import { UMB_MODAL_MANAGER_CONTEXT } from '@umbraco-cms/backoffice/modal';
+import {
+	UMB_DYNAMIC_ROOT_ORIGIN_PICKER_MODAL,
+	UMB_DYNAMIC_ROOT_QUERY_STEP_PICKER_MODAL,
+} from '@umbraco-cms/backoffice/dynamic-root';
+import type {
+	ManifestDynamicRootOrigin,
+	ManifestDynamicRootQueryStep,
+} from '@umbraco-cms/backoffice/extension-registry';
+import type { UmbModalContext } from '@umbraco-cms/backoffice/modal';
+import type { UmbTreePickerDynamicRoot, UmbTreePickerDynamicRootQueryStep } from '@umbraco-cms/backoffice/components';
 
 @customElement('umb-input-document-picker-root')
 export class UmbInputDocumentPickerRootElement extends FormControlMixin(UmbLitElement) {
-	public get unique(): string | null | undefined {
-		return this.#documentPickerContext.getSelection()[0];
-	}
-	public set unique(unique: string | null | undefined) {
-		const selection = unique ? [unique] : [];
-		this.#documentPickerContext.setSelection(selection);
-	}
-
-	@property()
-	public set value(unique: string) {
-		this.unique = unique;
-	}
-
-	@state()
-	private _items?: Array<UmbDocumentItemModel>;
-
-	#documentPickerContext = new UmbDocumentPickerContext(this);
-
-	// TODO: DynamicRoot - once feature implemented, wire up context and picker UI. [LK]
-	#dynamicRootPickerContext = {
-		openPicker: () => {
-			throw new Error('DynamicRoot picker has not been implemented yet.');
-		},
-	};
-
-	constructor() {
-		super();
-
-		this.#documentPickerContext.max = 1;
-
-		this.observe(this.#documentPickerContext.selection, (selection) => (super.value = selection.join(',')));
-		this.observe(this.#documentPickerContext.selectedItems, (selectedItems) => (this._items = selectedItems));
-	}
-
 	protected getFormElement() {
 		return undefined;
 	}
 
+	@state()
+	private _originManifests: Array<ManifestDynamicRootOrigin> = [];
+
+	@state()
+	private _queryStepManifests: Array<ManifestDynamicRootQueryStep> = [];
+
+	@property({ attribute: false })
+	data?: UmbTreePickerDynamicRoot | undefined;
+
+	#dynamicRootOrigin?: { label: string; icon: string; description?: string };
+
+	#modalContext?: typeof UMB_MODAL_MANAGER_CONTEXT.TYPE;
+
+	#openModal?: UmbModalContext;
+
+	constructor() {
+		super();
+
+		this.consumeContext(UMB_MODAL_MANAGER_CONTEXT, (instance) => {
+			this.#modalContext = instance;
+		});
+
+		this.observe(
+			umbExtensionsRegistry.byType('dynamicRootOrigin'),
+			(originManifests: Array<ManifestDynamicRootOrigin>) => {
+				this._originManifests = originManifests;
+			},
+		);
+
+		this.observe(
+			umbExtensionsRegistry.byType('dynamicRootQueryStep'),
+			(queryStepManifests: Array<ManifestDynamicRootQueryStep>) => {
+				this._queryStepManifests = queryStepManifests;
+			},
+		);
+	}
+
+	connectedCallback(): void {
+		super.connectedCallback();
+
+		this.#updateDynamicRootOrigin(this.data);
+		this.#updateDynamicRootQuerySteps(this.data?.querySteps);
+	}
+
+	#sorter = new UmbSorterController<UmbTreePickerDynamicRootQueryStep>(this, {
+		getUniqueOfElement: (element) => {
+			return element.id;
+		},
+		getUniqueOfModel: (modelEntry) => {
+			return modelEntry.unique;
+		},
+		identifier: 'Umb.SorterIdentifier.InputDocumentPickerRoot',
+		itemSelector: 'uui-ref-node',
+		containerSelector: '#query-steps',
+		onChange: ({ model }) => {
+			if (this.data && this.data.querySteps) {
+				const querySteps = model;
+				this.#updateDynamicRootQuerySteps(querySteps);
+				this.dispatchEvent(new UmbChangeEvent());
+			}
+		},
+	});
+
+	#openDynamicRootOriginPicker() {
+		this.#openModal = this.#modalContext?.open(UMB_DYNAMIC_ROOT_ORIGIN_PICKER_MODAL, {});
+		this.#openModal?.onSubmit().then((data: UmbTreePickerDynamicRoot) => {
+			const existingData = { ...this.data };
+			existingData.originKey = undefined;
+			this.data = { ...existingData, ...data };
+			this.#updateDynamicRootOrigin(this.data);
+			this.dispatchEvent(new UmbChangeEvent());
+		});
+	}
+
+	#openDynamicRootQueryStepPicker() {
+		this.#openModal = this.#modalContext?.open(UMB_DYNAMIC_ROOT_QUERY_STEP_PICKER_MODAL, {});
+		this.#openModal?.onSubmit().then((step) => {
+			if (this.data) {
+				const querySteps = [...(this.data.querySteps ?? []), step];
+				this.#updateDynamicRootQuerySteps(querySteps);
+				this.dispatchEvent(new UmbChangeEvent());
+			}
+		});
+	}
+
+	#updateDynamicRootOrigin(data?: UmbTreePickerDynamicRoot) {
+		if (!data) return;
+		const origin = this._originManifests.find((item) => item.meta.originAlias === data.originAlias)?.meta;
+		this.#dynamicRootOrigin = {
+			label: origin?.label ?? data.originAlias,
+			icon: origin?.icon ?? 'icon-wand',
+			description: data.originKey,
+		};
+	}
+
+	#updateDynamicRootQuerySteps(querySteps?: Array<UmbTreePickerDynamicRootQueryStep>) {
+		if (!this.data) return;
+
+		if (querySteps) {
+			// NOTE: Ensure that the `unique` ID is populated for each query step. [LK]
+			querySteps = querySteps.map((item) => (item.unique ? item : { ...item, unique: UmbId.new() }));
+		}
+
+		this.#sorter?.setModel(querySteps ?? []);
+		this.data = { ...this.data, ...{ querySteps } };
+	}
+
+	#getQueryStepMeta(item: UmbTreePickerDynamicRootQueryStep): {
+		unique: string;
+		label: string;
+		icon: string;
+		description?: string;
+	} {
+		const step = this._queryStepManifests.find((step) => step.meta.queryStepAlias === item.alias)?.meta;
+		const docTypes = item.anyOfDocTypeKeys?.join(', ');
+		const description = docTypes ? this.localize.term('dynamicRoot_queryStepTypes') + docTypes : undefined;
+
+		return {
+			unique: item.unique,
+			label: step?.label ?? item.alias,
+			icon: step?.icon ?? 'icon-lab',
+			description,
+		};
+	}
+
+	#removeDynamicRootQueryStep(item: UmbTreePickerDynamicRootQueryStep) {
+		if (this.data?.querySteps) {
+			const index = this.data.querySteps.indexOf(item);
+			if (index !== -1) {
+				const querySteps = [...this.data.querySteps];
+				querySteps.splice(index, 1);
+				this.#updateDynamicRootQuerySteps(querySteps);
+				this.dispatchEvent(new UmbChangeEvent());
+			}
+		}
+	}
+
+	#clearDynamicRootQuery() {
+		this.data = undefined;
+		this.#dynamicRootOrigin = undefined;
+		this.dispatchEvent(new UmbChangeEvent());
+	}
+
 	render() {
 		return html`
-			${this._items
-				? html` <uui-ref-list
-						>${repeat(
-							this._items,
-							(item) => item.unique,
-							(item) => this._renderItem(item),
-						)}
-				  </uui-ref-list>`
-				: ''}
-			${this.#renderButtons()}
+			${this.#renderAddOriginButton()}
+			<uui-ref-list>${this.#renderOrigin()}</uui-ref-list>
+			<uui-ref-list id="query-steps">${this.#renderQuerySteps()}</uui-ref-list>
+			${this.#renderAddQueryStepButton()} ${this.#renderClearButton()}
 		`;
 	}
 
-	#renderButtons() {
-		if (this.unique) return;
-
-		//TODO: Dynamic paths
-		return html` <uui-button-group>
+	#renderAddOriginButton() {
+		if (this.data?.originAlias) return;
+		return html`
 			<uui-button
-				look="placeholder"
-				@click=${() => this.#documentPickerContext.openPicker()}
-				label=${this.localize.term('contentPicker_defineRootNode')}></uui-button>
-			<uui-button
-				look="placeholder"
-				@click=${() => this.#dynamicRootPickerContext.openPicker()}
-				label=${this.localize.term('contentPicker_defineDynamicRoot')}></uui-button>
-		</uui-button-group>`;
+				class="add-button"
+				@click=${this.#openDynamicRootOriginPicker}
+				label=${this.localize.term('contentPicker_defineDynamicRoot')}
+				look="placeholder"></uui-button>
+		`;
 	}
 
-	private _renderItem(item: UmbDocumentItemModel) {
-		if (!item.unique) return;
-		// TODO: get correct variant name
-		const name = item.variants[0]?.name;
+	#renderOrigin() {
+		if (!this.#dynamicRootOrigin) return;
 		return html`
-			<uui-ref-node name=${name} detail=${ifDefined(item.unique)}>
-				<!-- TODO: implement is trashed <uui-tag size="s" slot="tag" color="danger">Trashed</uui-tag> -->
+			<uui-ref-node
+				border
+				standalone
+				name=${this.#dynamicRootOrigin.label}
+				detail=${ifDefined(this.#dynamicRootOrigin.description)}>
+				<uui-icon slot="icon" name=${ifDefined(this.#dynamicRootOrigin.icon)}></uui-icon>
 				<uui-action-bar slot="actions">
-					<uui-button @click=${() => this.#documentPickerContext.openPicker()} label="Edit document ${name}"
-						>Edit</uui-button
-					>
 					<uui-button
-						@click=${() => this.#documentPickerContext.requestRemoveItem(item.unique)}
-						label="Remove document ${name}"
-						>Remove</uui-button
-					>
+						@click=${this.#openDynamicRootOriginPicker}
+						label="${this.localize.term('general_edit')}"></uui-button>
 				</uui-action-bar>
 			</uui-ref-node>
 		`;
 	}
+
+	#renderClearButton() {
+		if (!this.#dynamicRootOrigin) return;
+		return html`
+			<uui-button @click=${this.#clearDynamicRootQuery}>${this.localize.term('buttons_clearSelection')}</uui-button>
+		`;
+	}
+
+	#renderQuerySteps() {
+		if (!this.data?.querySteps) return;
+		return repeat(
+			this.data.querySteps,
+			(item) => item.unique,
+			(item) => this.#renderQueryStep(item),
+		);
+	}
+
+	#renderQueryStep(item: UmbTreePickerDynamicRootQueryStep) {
+		if (!item.alias) return;
+		const step = this.#getQueryStepMeta(item);
+		return html`
+			<uui-ref-node border standalone id=${step.unique} name=${step.label} detail="${ifDefined(step.description)}">
+				<uui-icon slot="icon" name=${step.icon}></uui-icon>
+				<uui-action-bar slot="actions">
+					<uui-button
+						@click=${() => this.#removeDynamicRootQueryStep(item)}
+						label=${this.localize.term('general_remove')}></uui-button>
+				</uui-action-bar>
+			</uui-ref-node>
+		`;
+	}
+
+	#renderAddQueryStepButton() {
+		if (!this.#dynamicRootOrigin) return;
+		return html` <uui-button
+			class="add-button"
+			@click=${this.#openDynamicRootQueryStepPicker}
+			label=${this.localize.term('dynamicRoot_addQueryStep')}
+			look="placeholder"></uui-button>`;
+	}
+
+	static styles = [
+		css`
+			.add-button {
+				width: 100%;
+			}
+
+			uui-ref-node[drag-placeholder] {
+				opacity: 0.2;
+			}
+		`,
+	];
 }
 
 export default UmbInputDocumentPickerRootElement;
diff --git a/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document/input-document.element.ts b/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document/input-document.element.ts
index 7fcf621d17..3f4c5826ce 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document/input-document.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/documents/documents/components/input-document/input-document.element.ts
@@ -121,6 +121,13 @@ export class UmbInputDocumentElement extends FormControlMixin(UmbLitElement) {
 				this._editDocumentPath = routeBuilder({});
 			});
 
+		this.observe(this.#pickerContext.selection, (selection) => (super.value = selection.join(',')));
+		this.observe(this.#pickerContext.selectedItems, (selectedItems) => (this._items = selectedItems));
+	}
+
+	connectedCallback(): void {
+		super.connectedCallback();
+
 		this.addValidator(
 			'rangeUnderflow',
 			() => this.minMessage,
@@ -132,9 +139,6 @@ export class UmbInputDocumentElement extends FormControlMixin(UmbLitElement) {
 			() => this.maxMessage,
 			() => !!this.max && this.#pickerContext.getSelection().length > this.max,
 		);
-
-		this.observe(this.#pickerContext.selection, (selection) => (super.value = selection.join(',')));
-		this.observe(this.#pickerContext.selectedItems, (selectedItems) => (this._items = selectedItems));
 	}
 
 	protected getFormElement() {
@@ -150,7 +154,7 @@ export class UmbInputDocumentElement extends FormControlMixin(UmbLitElement) {
 
 	#openPicker() {
 		// TODO: Configure the content picker, with `startNodeId` and `ignoreUserStartNodes` [LK]
-		console.log('_openPicker', [this.startNodeId, this.ignoreUserStartNodes]);
+		console.log('#openPicker', [this.startNodeId, this.ignoreUserStartNodes]);
 		this.#pickerContext.openPicker({
 			hideTreeRoot: true,
 			// eslint-disable-next-line @typescript-eslint/ban-ts-comment
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/index.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/index.ts
new file mode 100644
index 0000000000..736a54915b
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/index.ts
@@ -0,0 +1,2 @@
+export * from './modals/index.js';
+export * from './repository/index.js';
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/manifests.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/manifests.ts
new file mode 100644
index 0000000000..4322a89557
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/manifests.ts
@@ -0,0 +1,7 @@
+import { manifests as modalManifests } from './modals/manifests.js';
+import { manifests as repositoryManifests } from './repository/manifests.js';
+
+export const manifests = [
+	...modalManifests,
+	...repositoryManifests,
+];
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/dynamic-root-origin-picker-modal.element.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/dynamic-root-origin-picker-modal.element.ts
new file mode 100644
index 0000000000..c98490a93f
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/dynamic-root-origin-picker-modal.element.ts
@@ -0,0 +1,109 @@
+import { UmbDocumentPickerContext } from '../../documents/documents/components/input-document/input-document.context.js';
+import { UmbModalBaseElement } from '@umbraco-cms/backoffice/modal';
+import { css, html, customElement, map, state, ifDefined } from '@umbraco-cms/backoffice/external/lit';
+import { umbExtensionsRegistry } from '@umbraco-cms/backoffice/extension-registry';
+import type { ManifestDynamicRootOrigin } from '@umbraco-cms/backoffice/extension-registry';
+import type { UmbTreePickerDynamicRoot } from '@umbraco-cms/backoffice/components';
+
+@customElement('umb-dynamic-root-origin-picker-modal')
+export class UmbDynamicRootOriginPickerModalModalElement extends UmbModalBaseElement {
+	@state()
+	private _origins: Array<ManifestDynamicRootOrigin> = [];
+
+	#documentPickerContext = new UmbDocumentPickerContext(this);
+
+	constructor() {
+		super();
+
+		this.#documentPickerContext.max = 1;
+
+		this.observe(umbExtensionsRegistry.byType('dynamicRootOrigin'), (origins: Array<ManifestDynamicRootOrigin>) => {
+			this._origins = origins;
+		});
+	}
+
+	#choose(item: ManifestDynamicRootOrigin) {
+		switch (item.meta.originAlias) {
+			// NOTE: Edge-case. Currently this is the only one that uses a document picker,
+			// but other custom origins may want other configuration options. [LK:2024-01-25]
+			case 'ByKey':
+				this.#openDocumentPicker(item.meta.originAlias);
+				break;
+			default:
+				this.#submit({ originAlias: item.meta.originAlias });
+				break;
+		}
+	}
+
+	#close() {
+		this.modalContext?.reject();
+	}
+
+	async #openDocumentPicker(originAlias: string) {
+		await this.#documentPickerContext.openPicker({
+			hideTreeRoot: true,
+		});
+
+		const selectedItems = this.#documentPickerContext.getSelection();
+		if (selectedItems.length !== 1) return;
+
+		this.#submit({
+			originAlias,
+			originKey: selectedItems[0],
+		});
+	}
+
+	#submit(value: UmbTreePickerDynamicRoot) {
+		this.modalContext?.setValue(value);
+		this.modalContext?.submit();
+	}
+
+	render() {
+		return html`
+			<umb-body-layout headline="${this.localize.term('dynamicRoot_pickDynamicRootOriginTitle')}">
+				<div id="main">
+					<uui-box>
+						${map(
+							this._origins,
+							(item) => html`
+								<uui-button @click=${() => this.#choose(item)} look="placeholder" label="${ifDefined(item.meta.label)}">
+									<h3>${item.meta.label}</h3>
+									<p>${item.meta.description}</p>
+								</uui-button>
+							`,
+						)}
+					</uui-box>
+				</div>
+				<div slot="actions">
+					<uui-button @click=${this.#close} look="default" label="${this.localize.term('general_close')}"></uui-button>
+				</div>
+			</umb-body-layout>
+		`;
+	}
+
+	static styles = [
+		css`
+			uui-box > uui-button {
+				display: block;
+				--uui-button-content-align: flex-start;
+			}
+
+			uui-box > uui-button:not(:last-of-type) {
+				margin-bottom: var(--uui-size-space-5);
+			}
+
+			h3,
+			p {
+				text-align: left;
+			}
+		`,
+	];
+}
+
+export default UmbDynamicRootOriginPickerModalModalElement;
+
+declare global {
+	interface HTMLElementTagNameMap {
+		'umb-dynamic-root-origin-picker-modal': UmbDynamicRootOriginPickerModalModalElement;
+	}
+}
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/dynamic-root-query-step-picker-modal.element.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/dynamic-root-query-step-picker-modal.element.ts
new file mode 100644
index 0000000000..1a1eeb259b
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/dynamic-root-query-step-picker-modal.element.ts
@@ -0,0 +1,105 @@
+import { UmbDocumentTypePickerContext } from '../../documents/document-types/components/input-document-type/input-document-type.context.js';
+import { UmbId } from '@umbraco-cms/backoffice/id';
+import { UmbModalBaseElement } from '@umbraco-cms/backoffice/modal';
+import { UmbTextStyles } from '@umbraco-cms/backoffice/style';
+import { css, html, customElement, map, state, ifDefined } from '@umbraco-cms/backoffice/external/lit';
+import { umbExtensionsRegistry } from '@umbraco-cms/backoffice/extension-registry';
+import type { UmbTreePickerDynamicRootQueryStep } from '@umbraco-cms/backoffice/components';
+import type { ManifestDynamicRootQueryStep } from '@umbraco-cms/backoffice/extension-registry';
+
+@customElement('umb-dynamic-root-query-step-picker-modal')
+export class UmbDynamicRootQueryStepPickerModalModalElement extends UmbModalBaseElement {
+	@state()
+	private _querySteps: Array<ManifestDynamicRootQueryStep> = [];
+
+	#documentTypePickerContext = new UmbDocumentTypePickerContext(this);
+
+	constructor() {
+		super();
+
+		this.observe(
+			umbExtensionsRegistry.byType('dynamicRootQueryStep'),
+			(querySteps: Array<ManifestDynamicRootQueryStep>) => {
+				this._querySteps = querySteps;
+			},
+		);
+	}
+
+	#choose(item: ManifestDynamicRootQueryStep) {
+		this.#openDocumentTypePicker(item.meta.queryStepAlias);
+	}
+
+	#close() {
+		this.modalContext?.reject();
+	}
+
+	async #openDocumentTypePicker(alias: string) {
+		await this.#documentTypePickerContext.openPicker({
+			hideTreeRoot: true,
+			pickableFilter: (x) => x.isElement === false,
+		});
+
+		const selectedItems = this.#documentTypePickerContext.getSelection();
+
+		this.#submit({
+			unique: UmbId.new(),
+			alias: alias,
+			anyOfDocTypeKeys: selectedItems,
+		});
+	}
+
+	#submit(value: UmbTreePickerDynamicRootQueryStep) {
+		this.modalContext?.setValue(value);
+		this.modalContext?.submit();
+	}
+
+	render() {
+		return html`
+			<umb-body-layout headline="${this.localize.term('dynamicRoot_pickDynamicRootQueryStepTitle')}">
+				<div id="main">
+					<uui-box>
+						${map(
+							this._querySteps,
+							(item) => html`
+								<uui-button @click=${() => this.#choose(item)} look="placeholder" label="${ifDefined(item.meta.label)}">
+									<h3>${item.meta.label}</h3>
+									<p>${item.meta.description}</p>
+								</uui-button>
+							`,
+						)}
+					</uui-box>
+				</div>
+				<div slot="actions">
+					<uui-button @click=${this.#close} look="default" label="${this.localize.term('general_close')}"></uui-button>
+				</div>
+			</umb-body-layout>
+		`;
+	}
+
+	static styles = [
+		UmbTextStyles,
+		css`
+			uui-box > uui-button {
+				display: block;
+				--uui-button-content-align: flex-start;
+			}
+
+			uui-box > uui-button:not(:last-of-type) {
+				margin-bottom: var(--uui-size-space-5);
+			}
+
+			h3,
+			p {
+				text-align: left;
+			}
+		`,
+	];
+}
+
+export default UmbDynamicRootQueryStepPickerModalModalElement;
+
+declare global {
+	interface HTMLElementTagNameMap {
+		'umb-dynamic-root-query-step-picker-modal': UmbDynamicRootQueryStepPickerModalModalElement;
+	}
+}
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/index.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/index.ts
new file mode 100644
index 0000000000..1a7a4d6fdc
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/index.ts
@@ -0,0 +1,22 @@
+import {
+	UMB_DYNAMIC_ROOT_ORIGIN_PICKER_MODAL_ALIAS,
+	UMB_DYNAMIC_ROOT_QUERY_STEP_PICKER_MODAL_ALIAS,
+} from './manifests.js';
+import { UmbModalToken } from '@umbraco-cms/backoffice/modal';
+
+export const UMB_DYNAMIC_ROOT_ORIGIN_PICKER_MODAL = new UmbModalToken(UMB_DYNAMIC_ROOT_ORIGIN_PICKER_MODAL_ALIAS, {
+	modal: {
+		type: 'sidebar',
+		size: 'small',
+	},
+});
+
+export const UMB_DYNAMIC_ROOT_QUERY_STEP_PICKER_MODAL = new UmbModalToken(
+	UMB_DYNAMIC_ROOT_QUERY_STEP_PICKER_MODAL_ALIAS,
+	{
+		modal: {
+			type: 'sidebar',
+			size: 'small',
+		},
+	},
+);
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/manifests.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/manifests.ts
new file mode 100644
index 0000000000..97a63c351d
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/modals/manifests.ts
@@ -0,0 +1,139 @@
+import type {
+	ManifestDynamicRootOrigin,
+	ManifestDynamicRootQueryStep,
+	ManifestModal,
+} from '@umbraco-cms/backoffice/extension-registry';
+
+export const UMB_DYNAMIC_ROOT_ORIGIN_PICKER_MODAL_ALIAS = 'Umb.Modal.DynamicRoot.OriginPicker';
+export const UMB_DYNAMIC_ROOT_QUERY_STEP_PICKER_MODAL_ALIAS = 'Umb.Modal.DynamicRoot.QueryStepPicker';
+
+const modals: Array<ManifestModal> = [
+	{
+		type: 'modal',
+		alias: UMB_DYNAMIC_ROOT_ORIGIN_PICKER_MODAL_ALIAS,
+		name: 'Choose an origin',
+		js: () => import('./dynamic-root-origin-picker-modal.element.js'),
+	},
+	{
+		type: 'modal',
+		alias: UMB_DYNAMIC_ROOT_QUERY_STEP_PICKER_MODAL_ALIAS,
+		name: 'Append step to query',
+		js: () => import('./dynamic-root-query-step-picker-modal.element.js'),
+	},
+];
+
+const origins: Array<ManifestDynamicRootOrigin> = [
+	{
+		type: 'dynamicRootOrigin',
+		alias: 'Umb.DynamicRootOrigin.Root',
+		name: 'Dynamic Root Origin: Root',
+		meta: {
+			originAlias: 'Root',
+			label: 'Root',
+			description: 'Root node of this editing session.',
+			icon: 'icon-home',
+		},
+		weight: 100,
+	},
+	{
+		type: 'dynamicRootOrigin',
+		alias: 'Umb.DynamicRootOrigin.Parent',
+		name: 'Dynamic Root Origin: Parent',
+		meta: {
+			originAlias: 'Parent',
+			label: 'Parent',
+			description: 'The parent node of the source in this editing session.',
+			icon: 'icon-page-up',
+		},
+		weight: 90,
+	},
+	{
+		type: 'dynamicRootOrigin',
+		alias: 'Umb.DynamicRootOrigin.Current',
+		name: 'Dynamic Root Origin: Current',
+		meta: {
+			originAlias: 'Current',
+			label: 'Current',
+			description: 'The content node that is source for this editing session.',
+			icon: 'icon-document',
+		},
+		weight: 80,
+	},
+	{
+		type: 'dynamicRootOrigin',
+		alias: 'Umb.DynamicRootOrigin.Site',
+		name: 'Dynamic Root Origin: Site',
+		meta: {
+			originAlias: 'Site',
+			label: 'Site',
+			description: 'Find nearest node with a hostname.',
+			icon: 'icon-home',
+		},
+		weight: 70,
+	},
+	{
+		type: 'dynamicRootOrigin',
+		alias: 'Umb.DynamicRootOrigin.ByKey',
+		name: 'Dynamic Root Origin: By Key',
+		meta: {
+			originAlias: 'ByKey',
+			label: 'Specific Node',
+			description: 'Pick a specific Node as the origin for this query.',
+			icon: 'icon-wand',
+		},
+		weight: 60,
+	},
+];
+
+const querySteps: Array<ManifestDynamicRootQueryStep> = [
+	{
+		type: 'dynamicRootQueryStep',
+		alias: 'Umb.DynamicRootQueryStep.NearestAncestorOrSelf',
+		name: 'Dynamic Root Query Step: Nearest Ancestor Or Self',
+		meta: {
+			queryStepAlias: 'NearestAncestorOrSelf',
+			label: 'Nearest Ancestor Or Self',
+			description: 'Query the nearest ancestor or self that fits with one of the configured types.',
+			icon: 'icon-arrow-up',
+		},
+		weight: 100,
+	},
+	{
+		type: 'dynamicRootQueryStep',
+		alias: 'Umb.DynamicRootQueryStep.FurthestAncestorOrSelf',
+		name: 'Dynamic Root Query Step: Furthest Ancestor Or Self',
+		meta: {
+			queryStepAlias: 'FurthestAncestorOrSelf',
+			label: 'Furthest Ancestor Or Self',
+			description: 'Query the furthest ancestor or self that fits with one of the configured types.',
+			icon: 'icon-arrow-up',
+		},
+		weight: 90,
+	},
+	{
+		type: 'dynamicRootQueryStep',
+		alias: 'Umb.DynamicRootQueryStep.NearestDescendantOrSelf',
+		name: 'Dynamic Root Query Step: Nearest Descendant Or Self',
+		meta: {
+			queryStepAlias: 'NearestDescendantOrSelf',
+			label: 'Nearest Descendant Or Self',
+			description: 'Query the nearest descendant or self that fits with one of the configured types.',
+			icon: 'icon-arrow-down',
+		},
+		weight: 80,
+	},
+	{
+		type: 'dynamicRootQueryStep',
+		alias: 'Umb.DynamicRootQueryStep.FurthestDescendantOrSelf',
+		name: 'Dynamic Root Query Step: Furthest Descendant Or Self',
+		meta: {
+			queryStepAlias: 'FurthestDescendantOrSelf',
+			label: 'Furthest Descendant Or Self',
+			description: 'Query the furthest descendant or self that fits with one of the configured types.',
+			icon: 'icon-arrow-down',
+		},
+		weight: 70,
+	},
+];
+
+export const manifests = [...modals, ...origins, ...querySteps];
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/dynamic-root.repository.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/dynamic-root.repository.ts
new file mode 100644
index 0000000000..4134a427f1
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/dynamic-root.repository.ts
@@ -0,0 +1,42 @@
+import { UmbDynamicRootServerDataSource } from './dynamic-root.server.data.js';
+import { UmbBaseController } from '@umbraco-cms/backoffice/class-api';
+import type { UmbControllerHostElement } from '@umbraco-cms/backoffice/controller-api';
+import type { DynamicRootRequestModel } from '@umbraco-cms/backoffice/backend-api';
+import type { UmbTreePickerDynamicRoot } from '@umbraco-cms/backoffice/components';
+
+const GUID_EMPTY: string = '00000000-0000-0000-0000-000000000000';
+
+export class UmbDynamicRootRepository extends UmbBaseController {
+	#dataSource: UmbDynamicRootServerDataSource;
+
+	constructor(host: UmbControllerHostElement) {
+		super(host);
+
+		this.#dataSource = new UmbDynamicRootServerDataSource(host);
+	}
+
+	async postDynamicRootQuery(query: UmbTreePickerDynamicRoot, entityId: string, parentId?: string) {
+		const model: DynamicRootRequestModel = {
+			context: {
+				id: entityId,
+				parentId: parentId ?? GUID_EMPTY,
+			},
+			query: {
+				origin: {
+					alias: query.originAlias,
+					key: query.originKey,
+				},
+				steps: query.querySteps!.map((step) => {
+					return {
+						alias: step.alias!,
+						documentTypeIds: step.anyOfDocTypeKeys!,
+					};
+				}),
+			},
+		};
+
+		const result = await this.#dataSource.postDynamicRootQuery(model);
+
+		return result?.roots;
+	}
+}
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/dynamic-root.server.data.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/dynamic-root.server.data.ts
new file mode 100644
index 0000000000..f5bc47fc30
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/dynamic-root.server.data.ts
@@ -0,0 +1,26 @@
+import { DynamicRootResource } from '@umbraco-cms/backoffice/backend-api';
+import { tryExecuteAndNotify } from '@umbraco-cms/backoffice/resources';
+import type { DynamicRootRequestModel, DynamicRootResponseModel } from '@umbraco-cms/backoffice/backend-api';
+import type { UmbControllerHost } from '@umbraco-cms/backoffice/controller-api';
+
+export class UmbDynamicRootServerDataSource {
+	#host: UmbControllerHost;
+
+	constructor(host: UmbControllerHost) {
+		this.#host = host;
+	}
+
+	async postDynamicRootQuery(args: DynamicRootRequestModel): Promise<DynamicRootResponseModel | undefined> {
+		if (!args.context) throw new Error('Dynamic Root context is missing');
+		if (!args.query) throw new Error('Dynamic Root query is missing');
+
+		const requestBody: DynamicRootRequestModel = {
+			context: args.context,
+			query: args.query,
+		};
+
+		const { data } = await tryExecuteAndNotify(this.#host, DynamicRootResource.postDynamicRootQuery({ requestBody }));
+
+		return data;
+	}
+}
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/index.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/index.ts
new file mode 100644
index 0000000000..f60228e806
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/index.ts
@@ -0,0 +1,2 @@
+export { UMB_DYNAMIC_ROOT_REPOSITORY_ALIAS } from './manifests.js';
+export { UmbDynamicRootRepository } from './dynamic-root.repository.js';
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/manifests.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/manifests.ts
new file mode 100644
index 0000000000..a140a9a729
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/repository/manifests.ts
@@ -0,0 +1,3 @@
+export const UMB_DYNAMIC_ROOT_REPOSITORY_ALIAS = 'Umb.Repository.DynamicRoot';
+
+export const manifests = [];
diff --git a/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/umbraco-package.ts b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/umbraco-package.ts
new file mode 100644
index 0000000000..46eff51dfd
--- /dev/null
+++ b/src/Umbraco.Web.UI.Client/src/packages/dynamic-root/umbraco-package.ts
@@ -0,0 +1,9 @@
+export const name = 'Umbraco.Core.DynamicRoot';
+export const extensions = [
+	{
+		name: 'Dynamic Root Bundle',
+		alias: 'Umb.Bundle.DynamicRoot',
+		type: 'bundle',
+		js: () => import('./manifests.js'),
+	},
+];
diff --git a/src/Umbraco.Web.UI.Client/tsconfig.json b/src/Umbraco.Web.UI.Client/tsconfig.json
index ae72aacad7..44613790d5 100644
--- a/src/Umbraco.Web.UI.Client/tsconfig.json
+++ b/src/Umbraco.Web.UI.Client/tsconfig.json
@@ -91,6 +91,7 @@
 			"@umbraco-cms/backoffice/temporary-file": ["src/packages/core/temporary-file"],
 
 			"@umbraco-cms/backoffice/data-type": ["./src/packages/core/data-type/index.ts"],
+			"@umbraco-cms/backoffice/dynamic-root": ["./src/packages/dynamic-root/index.ts"],
 			"@umbraco-cms/backoffice/language": ["./src/packages/settings/languages/index.ts"],
 			"@umbraco-cms/backoffice/logviewer": ["src/packages/log-viewer/index.ts"],
 			"@umbraco-cms/backoffice/relation-types": ["src/packages/relations/relation-types/index.ts"],
diff --git a/src/Umbraco.Web.UI.Client/web-test-runner.config.mjs b/src/Umbraco.Web.UI.Client/web-test-runner.config.mjs
index 8a5784bf6c..cc927945b1 100644
--- a/src/Umbraco.Web.UI.Client/web-test-runner.config.mjs
+++ b/src/Umbraco.Web.UI.Client/web-test-runner.config.mjs
@@ -106,6 +106,7 @@ export default {
 						'@umbraco-cms/backoffice/package': './src/packages/packages/package/index.ts',
 
 						'@umbraco-cms/backoffice/data-type': './src/packages/core/data-type/index.ts',
+						'@umbraco-cms/backoffice/dynamic-root': './src/packages/dynamic-root/index.ts',
 						'@umbraco-cms/backoffice/language': './src/packages/settings/languages/index.ts',
 						'@umbraco-cms/backoffice/logviewer': './src/packages/settings/logviewer/index.ts',
 						'@umbraco-cms/backoffice/relation-type': './src/packages/relations/relation-types/index.ts',