diff --git a/plugins/export-assets/lang/cs.json b/plugins/export-assets/lang/cs.json
index 64de0ca22c..f464a9fc35 100644
--- a/plugins/export-assets/lang/cs.json
+++ b/plugins/export-assets/lang/cs.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Pouze platné dokumenty",
     "ExportFilterSkipArchivedObsolete": "Vše kromě archivovaných a zastaralých",
     "ExportFilterAll": "Všechny dokumenty",
+    "ExportChildDocuments": "Exportovat podřízené dokumenty",
+    "ExportChildDocumentsDescription": "Také exportovat dokumenty připojené k vybraným",
     "ExportResultRecordTitle": "Export dokumentů z pracovního prostoru {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/de.json b/plugins/export-assets/lang/de.json
index 1fe8f24d0c..721ab90b39 100644
--- a/plugins/export-assets/lang/de.json
+++ b/plugins/export-assets/lang/de.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Nur wirksame Dokumente exportieren",
     "ExportFilterSkipArchivedObsolete": "Alle Dokumente außer archivierten und veralteten",
     "ExportFilterAll": "Alle Dokumente",
+    "ExportChildDocuments": "Untergeordnete Dokumente exportieren",
+    "ExportChildDocumentsDescription": "Auch Dokumente exportieren, die an die ausgewählten angehängt sind",
     "ExportResultRecordTitle": "Export von Dokumenten aus dem Arbeitsbereich {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/en.json b/plugins/export-assets/lang/en.json
index 4d54dc5009..c7dae4bbd5 100644
--- a/plugins/export-assets/lang/en.json
+++ b/plugins/export-assets/lang/en.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Export only effective documents",
     "ExportFilterSkipArchivedObsolete": "All documents except archived and obsolete",
     "ExportFilterAll": "All documents",
+    "ExportChildDocuments": "Export child documents",
+    "ExportChildDocumentsDescription": "Also export documents attached to the selected ones",
     "ExportResultRecordTitle": "Export of documents from {workspace} workspace ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/es.json b/plugins/export-assets/lang/es.json
index db2c203cea..dbf975aa75 100644
--- a/plugins/export-assets/lang/es.json
+++ b/plugins/export-assets/lang/es.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Solo documentos efectivos",
     "ExportFilterSkipArchivedObsolete": "Todos excepto archivados y obsoletos",
     "ExportFilterAll": "Todos los documentos",
+    "ExportChildDocuments": "Exportar documentos secundarios",
+    "ExportChildDocumentsDescription": "Exportar también los documentos adjuntos a los seleccionados",
     "ExportResultRecordTitle": "Exportación de documentos del espacio de trabajo {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/fr.json b/plugins/export-assets/lang/fr.json
index dfeb48f579..2587e73342 100644
--- a/plugins/export-assets/lang/fr.json
+++ b/plugins/export-assets/lang/fr.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Seulement les documents effectifs",
     "ExportFilterSkipArchivedObsolete": "Tous sauf archivés et obsolètes",
     "ExportFilterAll": "Tous les documents",
+    "ExportChildDocuments": "Exporter les documents enfants",
+    "ExportChildDocumentsDescription": "Exporter aussi les documents rattachés aux éléments sélectionnés",
     "ExportResultRecordTitle": "Export de documents depuis l'espace de travail {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/it.json b/plugins/export-assets/lang/it.json
index 1098bac228..7972c44049 100644
--- a/plugins/export-assets/lang/it.json
+++ b/plugins/export-assets/lang/it.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Solo documenti effettivi",
     "ExportFilterSkipArchivedObsolete": "Tutti tranne archiviati e obsoleti",
     "ExportFilterAll": "Tutti i documenti",
+    "ExportChildDocuments": "Esporta documenti figlio",
+    "ExportChildDocumentsDescription": "Esporta anche i documenti collegati a quelli selezionati",
     "ExportResultRecordTitle": "Esportazione di documenti dallo spazio di lavoro {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/ja.json b/plugins/export-assets/lang/ja.json
index 015535c90f..5bc3f4de6e 100644
--- a/plugins/export-assets/lang/ja.json
+++ b/plugins/export-assets/lang/ja.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "有効なドキュメントのみ",
     "ExportFilterSkipArchivedObsolete": "アーカイブ・廃止を除くすべて",
     "ExportFilterAll": "すべてのドキュメント",
+    "ExportChildDocuments": "子ドキュメントをエクスポート",
+    "ExportChildDocumentsDescription": "選択したドキュメントに添付されたドキュメントもエクスポートします",
     "ExportResultRecordTitle": "ワークスペース {workspace} からのドキュメントのエクスポート ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/ko.json b/plugins/export-assets/lang/ko.json
index 5147c679c3..0812b3cc03 100644
--- a/plugins/export-assets/lang/ko.json
+++ b/plugins/export-assets/lang/ko.json
@@ -53,6 +53,8 @@
         "ExportFilterEffectiveOnly": "유효한 문서만",
         "ExportFilterSkipArchivedObsolete": "보관/폐기 제외 전체",
         "ExportFilterAll": "모든 문서",
+        "ExportChildDocuments": "하위 문서 내보내기",
+        "ExportChildDocumentsDescription": "선택한 문서에 첨부된 문서도 함께 내보냅니다",
         "ExportResultRecordTitle": "{workspace} 워크스페이스 문서 내보내기 ({date})"
     }
 }
diff --git a/plugins/export-assets/lang/pt-br.json b/plugins/export-assets/lang/pt-br.json
index 5db9373361..aa2b67a7cb 100644
--- a/plugins/export-assets/lang/pt-br.json
+++ b/plugins/export-assets/lang/pt-br.json
@@ -54,6 +54,8 @@
     "ExportFilterEffectiveOnly": "Apenas documentos efetivos",
     "ExportFilterSkipArchivedObsolete": "Todos exceto arquivados e obsoletos",
     "ExportFilterAll": "Todos os documentos",
+    "ExportChildDocuments": "Exportar documentos filhos",
+    "ExportChildDocumentsDescription": "Exportar também os documentos anexados aos selecionados",
     "ExportResultRecordTitle": "Exportação de documentos do espaço de trabalho {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/pt.json b/plugins/export-assets/lang/pt.json
index 883ecd1ddf..ab3e3ed599 100644
--- a/plugins/export-assets/lang/pt.json
+++ b/plugins/export-assets/lang/pt.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Apenas documentos efetivos",
     "ExportFilterSkipArchivedObsolete": "Todos exceto arquivados e obsoletos",
     "ExportFilterAll": "Todos os documentos",
+    "ExportChildDocuments": "Exportar documentos filhos",
+    "ExportChildDocumentsDescription": "Exportar também os documentos anexados aos selecionados",
     "ExportResultRecordTitle": "Exportação de documentos do espaço de trabalho {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/ru.json b/plugins/export-assets/lang/ru.json
index ff3b62de91..590bfa996f 100644
--- a/plugins/export-assets/lang/ru.json
+++ b/plugins/export-assets/lang/ru.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Только действующие документы",
     "ExportFilterSkipArchivedObsolete": "Все кроме архивных и устаревших",
     "ExportFilterAll": "Все документы",
+    "ExportChildDocuments": "Экспортировать дочерние документы",
+    "ExportChildDocumentsDescription": "Также экспортировать документы, прикреплённые к выбранным",
     "ExportResultRecordTitle": "Экспорт документов из пространства {workspace} ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/tr.json b/plugins/export-assets/lang/tr.json
index 3f897ebf75..c4295c1ba7 100644
--- a/plugins/export-assets/lang/tr.json
+++ b/plugins/export-assets/lang/tr.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "Yalnızca geçerli belgeler",
     "ExportFilterSkipArchivedObsolete": "Arşivlenmiş ve geçersiz hariç tümü",
     "ExportFilterAll": "Tüm belgeler",
+    "ExportChildDocuments": "Alt belgeleri dışa aktar",
+    "ExportChildDocumentsDescription": "Seçili belgelere ekli belgeleri de dışa aktar",
     "ExportResultRecordTitle": "{workspace} çalışma alanından belge dışa aktarma ({date})"
   }
 }
diff --git a/plugins/export-assets/lang/zh.json b/plugins/export-assets/lang/zh.json
index e8968fe0a0..52fed6ed51 100644
--- a/plugins/export-assets/lang/zh.json
+++ b/plugins/export-assets/lang/zh.json
@@ -53,6 +53,8 @@
     "ExportFilterEffectiveOnly": "仅有效文档",
     "ExportFilterSkipArchivedObsolete": "除已归档和已过时外的全部",
     "ExportFilterAll": "全部文档",
+    "ExportChildDocuments": "导出子文档",
+    "ExportChildDocumentsDescription": "同时导出附加到所选文档上的文档",
     "ExportResultRecordTitle": "从工作区 {workspace} 导出文档 ({date})"
   }
 }
diff --git a/plugins/export-resources/src/components/ExportToWorkspaceModal.svelte b/plugins/export-resources/src/components/ExportToWorkspaceModal.svelte
index 19dfc4a85a..2d9d39b7d0 100644
--- a/plugins/export-resources/src/components/ExportToWorkspaceModal.svelte
+++ b/plugins/export-resources/src/components/ExportToWorkspaceModal.svelte
@@ -25,7 +25,7 @@
     type Class
   } from '@hcengineering/core'
   import { Card, getClient, getCurrentWorkspaceUuid } from '@hcengineering/presentation'
-  import { DropdownLabels, DropdownLabelsIntl, Label } from '@hcengineering/ui'
+  import { DropdownLabels, DropdownLabelsIntl, Label, ToggleWithLabel } from '@hcengineering/ui'
   import { getResource } from '@hcengineering/platform'
   import login from '@hcengineering/login'
   import { shouldSkipDocument, isEffectiveDocument } from '@hcengineering/export'
@@ -52,6 +52,11 @@
   type ExportFilterMode = 'effectiveOnly' | 'skipArchivedObsolete' | 'all'
   let exportFilterMode: ExportFilterMode = 'effectiveOnly'
 
+  // Whether to recursively export child (collection) documents of the selected docs.
+  // Hidden and forced to true when exporting an entire space — the space already
+  // enumerates every document inside it.
+  let includeChildren: boolean = false
+
   const exportFilterItems = [
     { id: 'effectiveOnly' as const, label: plugin.string.ExportFilterEffectiveOnly },
     { id: 'skipArchivedObsolete' as const, label: plugin.string.ExportFilterSkipArchivedObsolete },
@@ -142,6 +147,10 @@
 
     const effectiveDocs = projectDocExport === true ? await getExportDocuments() : filteredSelectedDocs
 
+    // When exporting an entire space, child documents are picked up by the
+    // space-wide traversal — force the flag on regardless of UI state.
+    const effectiveIncludeChildren = spaceExport === true ? true : includeChildren
+
     void exportToWorkspace(
       _class,
       exportQuery,
@@ -149,7 +158,8 @@
       targetWorkspace,
       undefined,
       exportFilterMode === 'skipArchivedObsolete',
-      exportFilterMode === 'effectiveOnly'
+      exportFilterMode === 'effectiveOnly',
+      effectiveIncludeChildren
     )
     loading = false
     dispatch('close', true)
@@ -191,5 +201,14 @@
       <Label label={plugin.string.ExportFilterMode} />
     </span>
     <DropdownLabelsIntl items={exportFilterItems} bind:selected={exportFilterMode} kind="regular" size="large" />
+    {#if spaceExport !== true}
+      <div class="pl-2 py-4">
+        <ToggleWithLabel
+          label={plugin.string.ExportChildDocuments}
+          description={plugin.string.ExportChildDocumentsDescription}
+          bind:on={includeChildren}
+        />
+      </div>
+    {/if}
   </div>
 </Card>
diff --git a/plugins/export-resources/src/export.ts b/plugins/export-resources/src/export.ts
index 69333a989b..12c227e431 100644
--- a/plugins/export-resources/src/export.ts
+++ b/plugins/export-resources/src/export.ts
@@ -26,7 +26,8 @@ export async function exportToWorkspace (
   targetWorkspace: string | undefined,
   relations?: RelationDefinition[] | undefined,
   skipDeletedObsolete?: boolean,
-  exportOnlyEffective?: boolean
+  exportOnlyEffective?: boolean,
+  includeChildren?: boolean
 ): Promise<void> {
   const lang = getCurrentLanguage()
 
@@ -73,7 +74,8 @@ export async function exportToWorkspace (
       _class,
       fieldMappers,
       skipDeletedObsolete,
-      exportOnlyEffective
+      exportOnlyEffective,
+      includeChildren
     }
     if (relations != null) {
       body.relations = relations
diff --git a/plugins/export-resources/src/plugin.ts b/plugins/export-resources/src/plugin.ts
index 34f8804ce0..6d77384dfc 100644
--- a/plugins/export-resources/src/plugin.ts
+++ b/plugins/export-resources/src/plugin.ts
@@ -56,6 +56,8 @@ export default mergeIds(exportId, exportPlugin, {
     ExportFilterMode: '' as IntlString,
     ExportFilterEffectiveOnly: '' as IntlString,
     ExportFilterSkipArchivedObsolete: '' as IntlString,
-    ExportFilterAll: '' as IntlString
+    ExportFilterAll: '' as IntlString,
+    ExportChildDocuments: '' as IntlString,
+    ExportChildDocumentsDescription: '' as IntlString
   }
 })
diff --git a/services/export/pod-export/src/__tests__/relation-exporter.test.ts b/services/export/pod-export/src/__tests__/relation-exporter.test.ts
index 2dc20315be..fa2e8ed339 100644
--- a/services/export/pod-export/src/__tests__/relation-exporter.test.ts
+++ b/services/export/pod-export/src/__tests__/relation-exporter.test.ts
@@ -127,7 +127,8 @@ describe('RelationExporter sourceClass', () => {
       hierarchy,
       lowLevel,
       expect.any(Map),
-      relations
+      relations,
+      false
     )
   })
 
@@ -178,7 +179,8 @@ describe('RelationExporter sourceClass', () => {
       hierarchy,
       lowLevel,
       expect.any(Map),
-      relations
+      relations,
+      false
     )
   })
 
@@ -219,7 +221,8 @@ describe('RelationExporter sourceClass', () => {
       hierarchy,
       lowLevel,
       expect.any(Map),
-      relations
+      relations,
+      false
     )
   })
 
diff --git a/services/export/pod-export/src/__tests__/workspace-exporter.test.ts b/services/export/pod-export/src/__tests__/workspace-exporter.test.ts
index cfd07b2f83..7873797622 100644
--- a/services/export/pod-export/src/__tests__/workspace-exporter.test.ts
+++ b/services/export/pod-export/src/__tests__/workspace-exporter.test.ts
@@ -541,6 +541,149 @@ describe('CrossWorkspaceExporter', () => {
         expect(attachedToArg).not.toBe(SOURCE_DOC_1)
       }
     })
+
+    it('should NOT export child collection documents when includeChildren is false', async () => {
+      const sourceSpace = createMockSpace(SOURCE_SPACE_ID, 'Test Space')
+      const parentDoc = createMockDoc(SOURCE_DOC_1, mockDocClass, SOURCE_SPACE_ID)
+      const attachedDoc = createMockAttachedDoc(
+        SOURCE_ATTACHED_1,
+        mockAttachedDocClass,
+        SOURCE_SPACE_ID,
+        SOURCE_DOC_1,
+        mockDocClass,
+        'children',
+        { title: 'Attached Doc' }
+      )
+
+      const hierarchy = createMockHierarchy({
+        domains: new Map([
+          [mockDocClass, 'test_domain'],
+          [mockAttachedDocClass, 'test_domain'],
+          [core.class.Space, 'space_domain']
+        ]),
+        isDerived: new Map([[mockAttachedDocClass, true]]),
+        attributes: new Map([
+          [
+            mockDocClass,
+            new Map([['children', { type: { _class: core.class.Collection, of: mockAttachedDocClass } }]])
+          ],
+          [
+            mockAttachedDocClass,
+            new Map([
+              ['attachedTo', { type: { _class: core.class.RefTo } }],
+              ['attachedToClass', { type: { _class: 'core:class:TypeString' as Ref<Class<Doc>> } }],
+              ['collection', { type: { _class: 'core:class:TypeString' as Ref<Class<Doc>> } }]
+            ])
+          ]
+        ])
+      })
+
+      const lowLevelStorage = createMockLowLevelStorage(
+        new Map([
+          ['test_domain', [parentDoc, attachedDoc]],
+          ['space_domain', [sourceSpace]]
+        ])
+      )
+
+      const targetClient = createMockTxOperations([], [], hierarchy)
+      const pipelineFactory = createMockPipelineFactory(hierarchy, lowLevelStorage)
+
+      const exporter = new CrossWorkspaceExporter(
+        mockContext,
+        pipelineFactory,
+        targetClient,
+        mockStorage,
+        undefined,
+        createWorkspaceIds('source-ws'),
+        createWorkspaceIds('target-ws')
+      )
+
+      // Query the parent class only — and explicitly opt OUT of child export.
+      const result = await exporter.export({
+        sourceWorkspace: createWorkspaceIds('source-ws'),
+        targetWorkspace: createWorkspaceIds('target-ws'),
+        sourceQuery: { _id: SOURCE_DOC_1 } as any,
+        _class: mockDocClass,
+        includeChildren: false
+      })
+
+      expect(result.success).toBe(true)
+      // The parent doc must be created via createDoc, but the attached collection
+      // item must NOT go through addCollection because includeChildren is false.
+      // eslint-disable-next-line @typescript-eslint/unbound-method
+      expect((targetClient.addCollection as jest.Mock).mock.calls.length).toBe(0)
+    })
+
+    it('should export child collection documents when includeChildren is true', async () => {
+      const sourceSpace = createMockSpace(SOURCE_SPACE_ID, 'Test Space')
+      const parentDoc = createMockDoc(SOURCE_DOC_1, mockDocClass, SOURCE_SPACE_ID)
+      const attachedDoc = createMockAttachedDoc(
+        SOURCE_ATTACHED_1,
+        mockAttachedDocClass,
+        SOURCE_SPACE_ID,
+        SOURCE_DOC_1,
+        mockDocClass,
+        'children',
+        { title: 'Attached Doc' }
+      )
+
+      const hierarchy = createMockHierarchy({
+        domains: new Map([
+          [mockDocClass, 'test_domain'],
+          [mockAttachedDocClass, 'test_domain'],
+          [core.class.Space, 'space_domain']
+        ]),
+        isDerived: new Map([[mockAttachedDocClass, true]]),
+        attributes: new Map([
+          [
+            mockDocClass,
+            new Map([['children', { type: { _class: core.class.Collection, of: mockAttachedDocClass } }]])
+          ],
+          [
+            mockAttachedDocClass,
+            new Map([
+              ['attachedTo', { type: { _class: core.class.RefTo } }],
+              ['attachedToClass', { type: { _class: 'core:class:TypeString' as Ref<Class<Doc>> } }],
+              ['collection', { type: { _class: 'core:class:TypeString' as Ref<Class<Doc>> } }]
+            ])
+          ]
+        ])
+      })
+
+      const lowLevelStorage = createMockLowLevelStorage(
+        new Map([
+          ['test_domain', [parentDoc, attachedDoc]],
+          ['space_domain', [sourceSpace]]
+        ])
+      )
+
+      const targetClient = createMockTxOperations([], [], hierarchy)
+      const pipelineFactory = createMockPipelineFactory(hierarchy, lowLevelStorage)
+
+      const exporter = new CrossWorkspaceExporter(
+        mockContext,
+        pipelineFactory,
+        targetClient,
+        mockStorage,
+        undefined,
+        createWorkspaceIds('source-ws'),
+        createWorkspaceIds('target-ws')
+      )
+
+      // Query the parent class only — and opt IN to recursive child export.
+      const result = await exporter.export({
+        sourceWorkspace: createWorkspaceIds('source-ws'),
+        targetWorkspace: createWorkspaceIds('target-ws'),
+        sourceQuery: { _id: SOURCE_DOC_1 } as any,
+        _class: mockDocClass,
+        includeChildren: true
+      })
+
+      expect(result.success).toBe(true)
+      // With the flag on, the attached collection item must be created via addCollection.
+      // eslint-disable-next-line @typescript-eslint/unbound-method
+      expect((targetClient.addCollection as jest.Mock).mock.calls.length).toBeGreaterThan(0)
+    })
   })
 
   describe('Forward Relations', () => {
diff --git a/services/export/pod-export/src/server.ts b/services/export/pod-export/src/server.ts
index 0016569bbf..82e449a45e 100644
--- a/services/export/pod-export/src/server.ts
+++ b/services/export/pod-export/src/server.ts
@@ -414,7 +414,8 @@ export function createServer (
           relations: rawRelations,
           fieldMappers,
           skipDeletedObsolete,
-          exportOnlyEffective
+          exportOnlyEffective,
+          includeChildren
         }: {
           targetWorkspace: WorkspaceUuid
           _class: Ref<Class<Doc>>
@@ -427,6 +428,7 @@ export function createServer (
           fieldMappers?: Record<string, Record<string, any>>
           skipDeletedObsolete?: boolean
           exportOnlyEffective?: boolean
+          includeChildren?: boolean
         } = req.body
 
         // Validate required parameters
@@ -543,6 +545,7 @@ export function createServer (
             fieldMappers,
             skipDeletedObsolete: skipDeletedObsolete ?? true,
             exportOnlyEffective: exportOnlyEffective ?? false,
+            includeChildren: includeChildren ?? false,
             customHandlers: [createProductVersionHandler()]
           }
 
diff --git a/services/export/pod-export/src/workspace/document-exporter.ts b/services/export/pod-export/src/workspace/document-exporter.ts
index a73979a2f1..86344d1fe7 100644
--- a/services/export/pod-export/src/workspace/document-exporter.ts
+++ b/services/export/pod-export/src/workspace/document-exporter.ts
@@ -75,7 +75,8 @@ export class DocumentExporter {
     sourceHierarchy: Hierarchy,
     sourceLowLevel: LowLevelStorage,
     existingDocsMap: Map<Ref<Doc>, Doc>,
-    relations: RelationDefinition[]
+    relations: RelationDefinition[],
+    includeChildren: boolean = false
   ): Promise<boolean> {
     if (this.state.processingDocs.has(doc._id)) {
       return false
@@ -127,7 +128,8 @@ export class DocumentExporter {
         conflictStrategy,
         includeAttachments,
         sourceHierarchy,
-        sourceLowLevel
+        sourceLowLevel,
+        includeChildren
       )
 
       // Create the document
@@ -145,7 +147,8 @@ export class DocumentExporter {
         conflictStrategy,
         includeAttachments,
         sourceHierarchy,
-        sourceLowLevel
+        sourceLowLevel,
+        includeChildren
       )
       await this.exportSpaceRelations(
         doc,
@@ -154,7 +157,8 @@ export class DocumentExporter {
         includeAttachments,
         sourceHierarchy,
         sourceLowLevel,
-        relations
+        relations,
+        includeChildren
       )
 
       // Handle attachments
@@ -165,8 +169,12 @@ export class DocumentExporter {
       // Handle collaborative content blobs (e.g., document content)
       await this.attachmentExporter.exportCollaborativeContent(doc, sourceHierarchy)
 
-      // Handle collections (child documents)
-      await this.exportCollections(doc, targetId, sourceHierarchy, sourceLowLevel, relations)
+      // Handle collections (child documents) — only when explicitly requested.
+      // When disabled, only the top-level documents matched by the export query
+      // are exported and their attached collection items are skipped.
+      if (includeChildren) {
+        await this.exportCollections(doc, targetId, sourceHierarchy, sourceLowLevel, relations, includeChildren)
+      }
 
       return true
     } catch (err: any) {
@@ -230,7 +238,8 @@ export class DocumentExporter {
     includeAttachments: boolean,
     sourceHierarchy: Hierarchy,
     sourceLowLevel: LowLevelStorage,
-    relations: RelationDefinition[]
+    relations: RelationDefinition[],
+    includeChildren: boolean
   ): Promise<void> {
     try {
       if (this.relationExporter === undefined) {
@@ -256,7 +265,8 @@ export class DocumentExporter {
         conflictStrategy,
         includeAttachments,
         sourceHierarchy,
-        sourceLowLevel
+        sourceLowLevel,
+        includeChildren
       )
     } catch (err: any) {
       this.context.error(`Failed to export relations for space ${space}:`, {
@@ -310,7 +320,8 @@ export class DocumentExporter {
     targetDocId: Ref<Doc>,
     sourceHierarchy: Hierarchy,
     sourceLowLevel: LowLevelStorage,
-    relations: RelationDefinition[]
+    relations: RelationDefinition[],
+    includeChildren: boolean
   ): Promise<void> {
     const attributes = sourceHierarchy.getAllAttributes(sourceDoc._class)
 
@@ -349,7 +360,8 @@ export class DocumentExporter {
             sourceHierarchy,
             sourceLowLevel,
             new Map(),
-            relations
+            relations,
+            includeChildren
           )
         } catch (err: any) {
           this.context.error(`Failed to export collection item ${collectionDoc._id}:`, {
diff --git a/services/export/pod-export/src/workspace/relation-exporter.ts b/services/export/pod-export/src/workspace/relation-exporter.ts
index 99de990cc4..cfebb471e7 100644
--- a/services/export/pod-export/src/workspace/relation-exporter.ts
+++ b/services/export/pod-export/src/workspace/relation-exporter.ts
@@ -34,7 +34,8 @@ export type ExportDocumentFn = (
   sourceHierarchy: Hierarchy,
   sourceLowLevel: LowLevelStorage,
   existingDocsMap: Map<Ref<Doc>, Doc>,
-  relations: RelationDefinition[]
+  relations: RelationDefinition[],
+  includeChildren: boolean
 ) => Promise<boolean>
 
 /**
@@ -56,7 +57,8 @@ export class RelationExporter {
     conflictStrategy: 'skip' | 'duplicate',
     includeAttachments: boolean,
     sourceHierarchy: Hierarchy,
-    sourceLowLevel: LowLevelStorage
+    sourceLowLevel: LowLevelStorage,
+    includeChildren: boolean = false
   ): Promise<void> {
     for (const relation of relations) {
       const direction = relation.direction ?? 'forward'
@@ -71,7 +73,8 @@ export class RelationExporter {
           includeAttachments,
           sourceHierarchy,
           sourceLowLevel,
-          relations
+          relations,
+          includeChildren
         )
       } catch (err: any) {
         this.context.error(`Failed to export forward relation ${relation.field} for document ${doc._id}:`, {
@@ -92,7 +95,8 @@ export class RelationExporter {
     conflictStrategy: 'skip' | 'duplicate',
     includeAttachments: boolean,
     sourceHierarchy: Hierarchy,
-    sourceLowLevel: LowLevelStorage
+    sourceLowLevel: LowLevelStorage,
+    includeChildren: boolean = false
   ): Promise<void> {
     for (const relation of relations) {
       const direction = relation.direction ?? 'forward'
@@ -107,7 +111,8 @@ export class RelationExporter {
           includeAttachments,
           sourceHierarchy,
           sourceLowLevel,
-          relations
+          relations,
+          includeChildren
         )
       } catch (err: any) {
         this.context.error(`Failed to export inverse relation ${relation.field} for document ${doc._id}:`, {
@@ -125,7 +130,8 @@ export class RelationExporter {
     conflictStrategy: 'skip' | 'duplicate',
     includeAttachments: boolean,
     sourceHierarchy: Hierarchy,
-    sourceLowLevel: LowLevelStorage
+    sourceLowLevel: LowLevelStorage,
+    includeChildren: boolean = false
   ): Promise<void> {
     await this.exportForwardRelations(
       doc,
@@ -133,7 +139,8 @@ export class RelationExporter {
       conflictStrategy,
       includeAttachments,
       sourceHierarchy,
-      sourceLowLevel
+      sourceLowLevel,
+      includeChildren
     )
     await this.exportInverseRelations(
       doc,
@@ -141,7 +148,8 @@ export class RelationExporter {
       conflictStrategy,
       includeAttachments,
       sourceHierarchy,
-      sourceLowLevel
+      sourceLowLevel,
+      includeChildren
     )
   }
 
@@ -152,7 +160,8 @@ export class RelationExporter {
     includeAttachments: boolean,
     sourceHierarchy: Hierarchy,
     sourceLowLevel: LowLevelStorage,
-    relations: RelationDefinition[]
+    relations: RelationDefinition[],
+    includeChildren: boolean
   ): Promise<void> {
     if (relation.sourceClass !== undefined && !sourceHierarchy.isDerived(doc._class, relation.sourceClass)) {
       return
@@ -185,7 +194,8 @@ export class RelationExporter {
         includeAttachments,
         sourceHierarchy,
         sourceLowLevel,
-        relations
+        relations,
+        includeChildren
       )
     }
   }
@@ -197,7 +207,8 @@ export class RelationExporter {
     includeAttachments: boolean,
     sourceHierarchy: Hierarchy,
     sourceLowLevel: LowLevelStorage,
-    relations: RelationDefinition[]
+    relations: RelationDefinition[],
+    includeChildren: boolean
   ): Promise<void> {
     if (relation.sourceClass !== undefined && !sourceHierarchy.isDerived(doc._class, relation.sourceClass)) {
       return
@@ -232,7 +243,8 @@ export class RelationExporter {
         sourceHierarchy,
         sourceLowLevel,
         new Map(),
-        relations
+        relations,
+        includeChildren
       )
     }
   }
@@ -244,7 +256,8 @@ export class RelationExporter {
     includeAttachments: boolean,
     sourceHierarchy: Hierarchy,
     sourceLowLevel: LowLevelStorage,
-    relations: RelationDefinition[]
+    relations: RelationDefinition[],
+    includeChildren: boolean
   ): Promise<void> {
     if (this.state.idMapping.has(ref)) {
       return
@@ -274,7 +287,8 @@ export class RelationExporter {
       sourceHierarchy,
       sourceLowLevel,
       new Map(),
-      relations
+      relations,
+      includeChildren
     )
   }
 }
diff --git a/services/export/pod-export/src/workspace/types.ts b/services/export/pod-export/src/workspace/types.ts
index 369b6bde29..d36202d0f5 100644
--- a/services/export/pod-export/src/workspace/types.ts
+++ b/services/export/pod-export/src/workspace/types.ts
@@ -84,6 +84,10 @@ export interface ExportOptions {
   skipDeletedObsolete?: boolean
   // Whether to export only documents with effective status
   exportOnlyEffective?: boolean
+  // Whether to recursively export child (collection) documents of each exported doc.
+  // When false, only the documents matched by the top-level query are exported and
+  // their attached collection items are skipped.
+  includeChildren?: boolean
   // Class-specific export handlers, applied before the default flow. Useful
   // for collapsing or deduplicating documents (e.g. ProductVersion).
   customHandlers?: CustomExportHandler[]
diff --git a/services/export/pod-export/src/workspace/workspace-exporter.ts b/services/export/pod-export/src/workspace/workspace-exporter.ts
index 62eed3501c..ddf6d606fe 100644
--- a/services/export/pod-export/src/workspace/workspace-exporter.ts
+++ b/services/export/pod-export/src/workspace/workspace-exporter.ts
@@ -98,7 +98,8 @@ export class CrossWorkspaceExporter {
         sourceHierarchy,
         sourceLowLevel,
         existingDocsMap,
-        relations
+        relations,
+        includeChildren
       ) => {
         return await this.documentExporter.exportDocument(
           doc,
@@ -107,7 +108,8 @@ export class CrossWorkspaceExporter {
           sourceHierarchy,
           sourceLowLevel,
           existingDocsMap,
-          relations
+          relations,
+          includeChildren
         )
       }
     )
@@ -128,6 +130,7 @@ export class CrossWorkspaceExporter {
       fieldMappers = {},
       skipDeletedObsolete = true,
       exportOnlyEffective = false,
+      includeChildren = false,
       customHandlers = []
     } = options
 
@@ -258,7 +261,8 @@ export class CrossWorkspaceExporter {
                 hierarchy,
                 lowLevelStorage,
                 existingDocsMap,
-                resolvedRelations
+                resolvedRelations,
+                includeChildren
               )
               if (exported) {
                 result.exportedCount++