diff --git a/packages/dds/tree/api-report/tree.alpha.api.md b/packages/dds/tree/api-report/tree.alpha.api.md
index 7296cc5842d3..f44b32b489b6 100644
--- a/packages/dds/tree/api-report/tree.alpha.api.md
+++ b/packages/dds/tree/api-report/tree.alpha.api.md
@@ -864,23 +864,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
@@ -1098,8 +1098,8 @@ export namespace System_TableSchema {
     }>;
     // @system
     export function createTableSchema<const TInputScope extends string | undefined, const TCellSchema extends ImplicitAllowedTypes, const TColumnSchema extends ColumnSchemaBase<TInputScope, TCellSchema>, const TRowSchema extends RowSchemaBase<TInputScope, TCellSchema>>(inputSchemaFactory: SchemaFactoryBeta<TInputScope>, _cellSchema: TCellSchema, columnSchema: TColumnSchema, rowSchema: TRowSchema): TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table">, NodeKind.Object, true, {
-    readonly rows: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, true, TRowSchema, undefined>;
-    readonly columns: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, true, TColumnSchema, undefined>;
+    readonly rows: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, true, TRowSchema, undefined, unknown>;
+    readonly columns: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, true, TColumnSchema, undefined, unknown>;
     }, object & {
     readonly rows: (InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, true, TRowSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>> | undefined) => TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>)> | undefined) & InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, true, TRowSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>> | undefined) => TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>)>;
     readonly columns: (InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, true, TColumnSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>> | undefined) => TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>)> | undefined) & InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, true, TColumnSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>> | undefined) => TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>)>;
diff --git a/packages/dds/tree/api-report/tree.beta.api.md b/packages/dds/tree/api-report/tree.beta.api.md
index 0b4e74b312e2..a9d51da3d032 100644
--- a/packages/dds/tree/api-report/tree.beta.api.md
+++ b/packages/dds/tree/api-report/tree.beta.api.md
@@ -417,23 +417,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
diff --git a/packages/dds/tree/api-report/tree.legacy.beta.api.md b/packages/dds/tree/api-report/tree.legacy.beta.api.md
index 809e9f793cd5..d735dd89462b 100644
--- a/packages/dds/tree/api-report/tree.legacy.beta.api.md
+++ b/packages/dds/tree/api-report/tree.legacy.beta.api.md
@@ -420,23 +420,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
diff --git a/packages/dds/tree/api-report/tree.legacy.public.api.md b/packages/dds/tree/api-report/tree.legacy.public.api.md
index fdec01b3f397..07512810454e 100644
--- a/packages/dds/tree/api-report/tree.legacy.public.api.md
+++ b/packages/dds/tree/api-report/tree.legacy.public.api.md
@@ -311,23 +311,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
diff --git a/packages/dds/tree/api-report/tree.public.api.md b/packages/dds/tree/api-report/tree.public.api.md
index fdec01b3f397..07512810454e 100644
--- a/packages/dds/tree/api-report/tree.public.api.md
+++ b/packages/dds/tree/api-report/tree.public.api.md
@@ -311,23 +311,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
diff --git a/packages/dds/tree/src/simple-tree/api/schemaFactory.ts b/packages/dds/tree/src/simple-tree/api/schemaFactory.ts
index 77e2d70c06d5..920bade82b7b 100644
--- a/packages/dds/tree/src/simple-tree/api/schemaFactory.ts
+++ b/packages/dds/tree/src/simple-tree/api/schemaFactory.ts
@@ -382,13 +382,16 @@ export class SchemaFactory<
 	 *
 	 * @param name - Unique identifier for this schema within this factory's scope.
 	 * @param fields - Schema for fields of the object node's schema. Defines what children can be placed under each key.
+	 * @param options - Additional options for the schema.
 	 */
 	public object<
 		const Name extends TName,
 		const T extends RestrictiveStringRecord<ImplicitFieldSchema>,
+		const TCustomMetadata = unknown,
 	>(
 		name: Name,
 		fields: T,
+		options?: NodeSchemaOptions<TCustomMetadata>,
 	): TreeNodeSchemaClass<
 		ScopedSchemaName<TScope, Name>,
 		NodeKind.Object,
@@ -444,15 +447,21 @@ export class SchemaFactory<
 	 *
 	 * @param name - Unique identifier for this schema within this factory's scope.
 	 * @param allowedTypes - The types that may appear as values in the map.
+	 * @param options - Additional options for the schema.
 	 *
 	 * @example
 	 * ```typescript
 	 * class NamedMap extends factory.map("name", factory.number) {}
 	 * ```
 	 */
-	public map<Name extends TName, const T extends ImplicitAllowedTypes>(
+	public map<
+		Name extends TName,
+		const T extends ImplicitAllowedTypes,
+		const TCustomMetadata = unknown,
+	>(
 		name: Name,
 		allowedTypes: T,
+		options?: NodeSchemaOptions<TCustomMetadata>,
 	): TreeNodeSchemaClass<
 		ScopedSchemaName<TScope, Name>,
 		NodeKind.Map,
@@ -460,7 +469,8 @@ export class SchemaFactory<
 		MapNodeInsertableData<T>,
 		true,
 		T,
-		undefined
+		undefined,
+		TCustomMetadata
 	>;
 
 	/**
@@ -595,6 +605,7 @@ export class SchemaFactory<
 	 *
 	 * @param name - Unique identifier for this schema within this factory's scope.
 	 * @param allowedTypes - The types that may appear in the array.
+	 * @param options - Additional options for the schema.
 	 *
 	 * @example
 	 * ```typescript
@@ -603,9 +614,14 @@ export class SchemaFactory<
 	 *
 	 * {@label NAMED}
 	 */
-	public array<const Name extends TName, const T extends ImplicitAllowedTypes>(
+	public array<
+		const Name extends TName,
+		const T extends ImplicitAllowedTypes,
+		const TCustomMetadata = unknown,
+	>(
 		name: Name,
 		allowedTypes: T,
+		options?: NodeSchemaOptions<TCustomMetadata>,
 	): TreeNodeSchemaClass<
 		ScopedSchemaName<TScope, Name>,
 		NodeKind.Array,
@@ -613,7 +629,8 @@ export class SchemaFactory<
 		Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>,
 		true,
 		T,
-		undefined
+		undefined,
+		TCustomMetadata
 	>;
 
 	/**
@@ -830,7 +847,8 @@ export class SchemaFactory<
 	public arrayRecursive<
 		const Name extends TName,
 		const T extends System_Unsafe.ImplicitAllowedTypesUnsafe,
-	>(name: Name, allowedTypes: T) {
+		const TCustomMetadata = unknown,
+	>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>) {
 		const RecursiveArray = this.namedArray(
 			name,
 			allowedTypes as T & ImplicitAllowedTypes,
@@ -877,7 +895,8 @@ export class SchemaFactory<
 	public mapRecursive<
 		Name extends TName,
 		const T extends System_Unsafe.ImplicitAllowedTypesUnsafe,
-	>(name: Name, allowedTypes: T) {
+		const TCustomMetadata = unknown,
+	>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>) {
 		const MapSchema = this.namedMap(
 			name,
 			allowedTypes as T & ImplicitAllowedTypes,
@@ -885,7 +904,7 @@ export class SchemaFactory<
 			// Setting this (implicitlyConstructable) to true seems to work ok currently, but not for other node kinds.
 			// Supporting this could be fragile and might break other future changes, so it's being kept as false for now.
 			false,
-			{},
+			options ?? {},
 		);
 
 		return MapSchema as TreeNodeSchemaClass<
@@ -918,7 +937,8 @@ export class SchemaFactory<
 			  },
 			false,
 			T,
-			undefined
+			undefined,
+			TCustomMetadata
 		>;
 	}
 }
diff --git a/packages/framework/fluid-framework/api-report/fluid-framework.alpha.api.md b/packages/framework/fluid-framework/api-report/fluid-framework.alpha.api.md
index 7eac5a555392..bc440d62f732 100644
--- a/packages/framework/fluid-framework/api-report/fluid-framework.alpha.api.md
+++ b/packages/framework/fluid-framework/api-report/fluid-framework.alpha.api.md
@@ -1234,23 +1234,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
@@ -1476,8 +1476,8 @@ export namespace System_TableSchema {
     }>;
     // @system
     export function createTableSchema<const TInputScope extends string | undefined, const TCellSchema extends ImplicitAllowedTypes, const TColumnSchema extends ColumnSchemaBase<TInputScope, TCellSchema>, const TRowSchema extends RowSchemaBase<TInputScope, TCellSchema>>(inputSchemaFactory: SchemaFactoryBeta<TInputScope>, _cellSchema: TCellSchema, columnSchema: TColumnSchema, rowSchema: TRowSchema): TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table">, NodeKind.Object, true, {
-    readonly rows: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, true, TRowSchema, undefined>;
-    readonly columns: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, true, TColumnSchema, undefined>;
+    readonly rows: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, true, TRowSchema, undefined, unknown>;
+    readonly columns: TreeNodeSchemaClass<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, true, TColumnSchema, undefined, unknown>;
     }, object & {
     readonly rows: (InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, true, TRowSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>> | undefined) => TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>)> | undefined) & InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, true, TRowSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema>> | undefined) => TreeArrayNode<TRowSchema, [TRowSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TRowSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TRowSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TRowSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.rows">, NodeKind.Array, unknown>)>;
     readonly columns: (InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, true, TColumnSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>> | undefined) => TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>)> | undefined) & InsertableTypedNode_2<TreeNodeSchemaCore_2<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, true, TColumnSchema, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>>, unknown> & (new (data?: InternalTreeNode | Iterable<InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema>> | undefined) => TreeArrayNode<TColumnSchema, [TColumnSchema] extends [ImplicitAllowedTypes] ? TreeNodeFromImplicitAllowedTypes<TColumnSchema> : TreeNodeFromImplicitAllowedTypes<ImplicitAllowedTypes>, [TColumnSchema] extends [ImplicitAllowedTypes] ? InsertableTreeNodeFromImplicitAllowedTypes<TColumnSchema> : never, ReadonlyArrayNode_2<TreeNode | TreeLeafValue_2>> & WithType<ScopedSchemaName<ScopedSchemaName<TInputScope, "table">, "Table.columns">, NodeKind.Array, unknown>)>;
diff --git a/packages/framework/fluid-framework/api-report/fluid-framework.beta.api.md b/packages/framework/fluid-framework/api-report/fluid-framework.beta.api.md
index b1f54331f41b..100879bd30c5 100644
--- a/packages/framework/fluid-framework/api-report/fluid-framework.beta.api.md
+++ b/packages/framework/fluid-framework/api-report/fluid-framework.beta.api.md
@@ -775,23 +775,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
diff --git a/packages/framework/fluid-framework/api-report/fluid-framework.legacy.beta.api.md b/packages/framework/fluid-framework/api-report/fluid-framework.legacy.beta.api.md
index 530ffe823568..7103e5a72cb8 100644
--- a/packages/framework/fluid-framework/api-report/fluid-framework.legacy.beta.api.md
+++ b/packages/framework/fluid-framework/api-report/fluid-framework.legacy.beta.api.md
@@ -1053,23 +1053,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
diff --git a/packages/framework/fluid-framework/api-report/fluid-framework.legacy.public.api.md b/packages/framework/fluid-framework/api-report/fluid-framework.legacy.public.api.md
index 6028a25f4eed..c9633e4366db 100644
--- a/packages/framework/fluid-framework/api-report/fluid-framework.legacy.public.api.md
+++ b/packages/framework/fluid-framework/api-report/fluid-framework.legacy.public.api.md
@@ -703,23 +703,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }
diff --git a/packages/framework/fluid-framework/api-report/fluid-framework.public.api.md b/packages/framework/fluid-framework/api-report/fluid-framework.public.api.md
index 48b717780c9e..a1841439434b 100644
--- a/packages/framework/fluid-framework/api-report/fluid-framework.public.api.md
+++ b/packages/framework/fluid-framework/api-report/fluid-framework.public.api.md
@@ -669,23 +669,23 @@ export class SchemaFactory<out TScope extends string | undefined = string | unde
     constructor(
     scope: TScope);
     array<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, `Array<${string}>`>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    array<const Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined>;
-    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
+    array<const Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, TreeArrayNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array>, Iterable<InsertableTreeNodeFromImplicitAllowedTypes<T>>, true, T, undefined, TCustomMetadata>;
+    arrayRecursive<const Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Array, System_Unsafe.TreeArrayNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Array, unknown>, {
         [Symbol.iterator](): Iterator<System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>>;
     }, false, T, undefined>;
     protected getStructuralType(fullName: string, types: TreeNodeSchema | readonly TreeNodeSchema[], builder: () => TreeNodeSchema): TreeNodeSchema;
     get identifier(): FieldSchema<FieldKind.Identifier, typeof SchemaFactory.string>;
     map<const T extends TreeNodeSchema | readonly TreeNodeSchema[]>(allowedTypes: T): TreeNodeSchemaNonClass<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, `Map<${string}>`>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    map<Name extends TName, const T extends ImplicitAllowedTypes>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined>;
-    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe>(name: Name, allowedTypes: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
+    map<Name extends TName, const T extends ImplicitAllowedTypes, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, TreeMapNode<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map>, MapNodeInsertableData<T>, true, T, undefined, TCustomMetadata>;
+    mapRecursive<Name extends TName, const T extends System_Unsafe.ImplicitAllowedTypesUnsafe, const TCustomMetadata = unknown>(name: Name, allowedTypes: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Map, System_Unsafe.TreeMapNodeUnsafe<T> & WithType<ScopedSchemaName<TScope, Name>, NodeKind.Map, unknown>, {
         [Symbol.iterator](): Iterator<[
         string,
         System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>
         ]>;
     } | {
         readonly [x: string]: System_Unsafe.InsertableTreeNodeFromImplicitAllowedTypesUnsafe<T>;
-    }, false, T, undefined>;
-    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>>(name: Name, fields: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
+    }, false, T, undefined, TCustomMetadata>;
+    object<const Name extends TName, const T extends RestrictiveStringRecord<ImplicitFieldSchema>, const TCustomMetadata = unknown>(name: Name, fields: T, options?: NodeSchemaOptions<TCustomMetadata>): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, TreeObjectNode<T, ScopedSchemaName<TScope, Name>>, object & InsertableObjectFromSchemaRecord<T>, true, T>;
     objectRecursive<const Name extends TName, const T extends RestrictiveStringRecord<System_Unsafe.ImplicitFieldSchemaUnsafe>>(name: Name, t: T): TreeNodeSchemaClass<ScopedSchemaName<TScope, Name>, NodeKind.Object, System_Unsafe.TreeObjectNodeUnsafe<T, ScopedSchemaName<TScope, Name>>, object & System_Unsafe.InsertableObjectFromSchemaRecordUnsafe<T>, false, T>;
     readonly scope: TScope;
 }