diff --git a/frontend/components/views/ListView.vue b/frontend/components/views/ListView.vue
index b271428..f07b59b 100644
--- a/frontend/components/views/ListView.vue
+++ b/frontend/components/views/ListView.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { ref, computed, watch } from 'vue'
-import type { CellValueChangedEvent, ColDef } from 'ag-grid-community'
+import type { CellValueChangedEvent, ColDef, GridApi, GridReadyEvent } from 'ag-grid-community'
 import { AgGridVue } from 'ag-grid-vue3'
 import 'ag-grid-community/styles/ag-grid.css'
 import 'ag-grid-community/styles/ag-theme-alpine.css'
@@ -29,6 +29,9 @@ interface Props {
   baseUrl?: string
   totalCount?: number
   searchSummary?: string
+  draftEdits?: Record<string, Record<string, any>>
+  cellErrors?: Record<string, Record<string, string | boolean>>
+  savingDrafts?: boolean
 }
 
 const props = withDefaults(defineProps<Props>(), {
@@ -37,6 +40,9 @@ const props = withDefaults(defineProps<Props>(), {
   selectable: false,
   baseUrl: '/runtime/objects',
   searchSummary: '',
+  draftEdits: () => ({}),
+  cellErrors: () => ({}),
+  savingDrafts: false,
 })
 
 const emit = defineEmits<{
@@ -53,6 +59,8 @@ const emit = defineEmits<{
   'load-more': [page: number, pageSize: number]
   'view-change': [mode: 'list' | 'spreadsheet']
   'cell-edit': [payload: { row: any; field: FieldConfig; newValue: any; oldValue: any }]
+  'save-drafts': []
+  'discard-drafts': []
 }>()
 
 // State
@@ -64,6 +72,7 @@ const sortDirection = ref<'asc' | 'desc'>('asc')
 const currentPage = ref(1)
 const bulkAction = ref('delete')
 const viewMode = ref<'list' | 'spreadsheet'>('list')
+const gridApi = ref<GridApi | null>(null)
 
 // Computed
 const visibleFields = computed(() => 
@@ -102,6 +111,8 @@ const showLoadMore = computed(() => (
   Boolean(props.totalCount) &&
   props.data.length < totalRecords.value
 ))
+const draftRowCount = computed(() => Object.keys(props.draftEdits).length)
+const draftCellCount = computed(() => Object.values(props.draftEdits).reduce((sum, row) => sum + Object.keys(row).length, 0))
 
 const allSelected = computed({
   get: () => props.data.length > 0 && selectedRowIds.value.length === props.data.length,
@@ -224,6 +235,46 @@ const formatFieldValue = (field: FieldConfig, value: any, record?: any) => {
   }
 }
 
+const hasOwnProperty = (target: Record<string, any> | undefined, key: string) =>
+  !!target && Object.prototype.hasOwnProperty.call(target, key)
+
+const isDraftCell = (params: any) => {
+  const rowId = normalizeId(params?.data?.id)
+  const field = String(params?.colDef?.field || '')
+  return hasOwnProperty(props.draftEdits[rowId], field)
+}
+
+const isErrorCell = (params: any) => {
+  const rowId = normalizeId(params?.data?.id)
+  const field = String(params?.colDef?.field || '')
+  return hasOwnProperty(props.cellErrors[rowId], field)
+}
+
+const getCellClasses = (params: any) => {
+  const classes: string[] = []
+  if (isDraftCell(params)) classes.push('cell-draft')
+  if (isErrorCell(params)) classes.push('cell-error')
+  return classes
+}
+
+const getCellStyle = (params: any) => {
+  const isDraft = isDraftCell(params)
+  const isError = isErrorCell(params)
+  if (!isDraft && !isError) return null
+  const style: Record<string, string> = {}
+  if (isDraft) {
+    style.backgroundColor = 'hsl(var(--accent) / 0.45)'
+    style.outline = '2px solid hsl(var(--accent))'
+    style.outlineOffset = '-2px'
+  }
+  if (isError) {
+    style.backgroundColor = 'hsl(var(--destructive) / 0.28)'
+    style.outline = '2px solid hsl(var(--destructive))'
+    style.outlineOffset = '-2px'
+  }
+  return style
+}
+
 const columnDefs = computed<ColDef[]>(() =>
   visibleFields.value.map(field => ({
     field: field.apiName,
@@ -231,6 +282,8 @@ const columnDefs = computed<ColDef[]>(() =>
     sortable: field.sortable !== false,
     editable: isEditableField(field),
     valueFormatter: params => formatFieldValue(field, params.value, params.data),
+    cellClass: params => getCellClasses(params),
+    cellStyle: params => getCellStyle(params),
     cellEditor:
       field.type === FieldType.SELECT
         ? 'agSelectCellEditor'
@@ -268,6 +321,10 @@ const handleCellValueChanged = (event: CellValueChangedEvent) => {
   })
 }
 
+const handleGridReady = (event: GridReadyEvent) => {
+  gridApi.value = event.api
+}
+
 const goToPage = (page: number) => {
   const nextPage = Math.min(Math.max(page, 1), availablePages.value)
   if (nextPage !== currentPage.value) {
@@ -309,6 +366,16 @@ watch(
     emit('view-change', mode)
   }
 )
+
+watch(
+  () => [props.draftEdits, props.cellErrors],
+  () => {
+    if (gridApi.value) {
+      gridApi.value.refreshCells({ force: true })
+    }
+  },
+  { deep: true }
+)
 </script>
 
 <template>
@@ -341,6 +408,26 @@ watch(
             <SelectItem value="spreadsheet">Spreadsheet view</SelectItem>
           </SelectContent>
         </Select>
+        <template v-if="viewMode === 'spreadsheet'">
+          <Badge v-if="draftRowCount > 0" variant="secondary" class="px-3 py-1">
+            {{ draftCellCount }} change{{ draftCellCount === 1 ? '' : 's' }}
+          </Badge>
+          <Button
+            variant="outline"
+            size="sm"
+            :disabled="draftRowCount === 0 || savingDrafts"
+            @click="emit('discard-drafts')"
+          >
+            Discard changes
+          </Button>
+          <Button
+            size="sm"
+            :disabled="draftRowCount === 0 || savingDrafts"
+            @click="emit('save-drafts')"
+          >
+            Save changes ({{ draftRowCount }})
+          </Button>
+        </template>
         <!-- Bulk Actions -->
         <template v-if="selectedRowIds.length > 0">
           <Badge variant="secondary" class="px-3 py-1">
@@ -473,6 +560,7 @@ watch(
           suppress-row-click-selection
           single-click-edit
           @cell-value-changed="handleCellValueChanged"
+          @grid-ready="handleGridReady"
         />
       </div>
     </div>
@@ -512,4 +600,5 @@ watch(
 .list-view :deep(input) {
   background-color: hsl(var(--background));
 }
+
 </style>
diff --git a/frontend/pages/[objectName]/[[recordId]]/[[view]].vue b/frontend/pages/[objectName]/[[recordId]]/[[view]].vue
index 0dc4cad..24f2e5c 100644
--- a/frontend/pages/[objectName]/[[recordId]]/[[view]].vue
+++ b/frontend/pages/[objectName]/[[recordId]]/[[view]].vue
@@ -57,6 +57,7 @@ const {
   fetchRecord,
   deleteRecord,
   deleteRecords,
+  updateRecord,
   handleSave,
 } = useViewState(`/runtime/objects/${objectApiName.value}/records`)
 
@@ -165,6 +166,12 @@ const deleteDialogOpen = ref(false)
 const deleteSubmitting = ref(false)
 const pendingDeleteRows = ref<any[]>([])
 const deleteSummary = ref<{ deletedIds: string[]; deniedIds: string[] } | null>(null)
+const normalizeRecordId = (id: any) => String(id)
+
+const draftEdits = ref<Record<string, Record<string, any>>>({})
+const draftOriginals = ref<Record<string, Record<string, any>>>({})
+const cellErrors = ref<Record<string, Record<string, string>>>({})
+const savingDrafts = ref(false)
 
 const isSearchActive = computed(() => searchQuery.value.trim().length > 0)
 const pendingDeleteCount = computed(() => pendingDeleteRows.value.length)
@@ -355,6 +362,22 @@ const handleLoadMore = async (page: number, pageSize: number) => {
   await loadListRecords(page, { append: true, pageSize })
 }
 
+const loadAllListRecords = async () => {
+  if (!records.value.length) {
+    await loadListRecords(1)
+  }
+  const resolvedTotal = totalCount.value ?? records.value.length
+  if (resolvedTotal > records.value.length) {
+    await loadListRecords(1, { append: false, pageSize: resolvedTotal })
+  }
+}
+
+const handleViewChange = async (mode: 'list' | 'spreadsheet') => {
+  if (mode === 'spreadsheet' && !isSearchActive.value) {
+    await loadAllListRecords()
+  }
+}
+
 const handleSearch = async (query: string) => {
   const trimmed = query.trim()
   searchQuery.value = trimmed
@@ -366,6 +389,140 @@ const handleSearch = async (query: string) => {
   await searchListRecords(1, { append: false, pageSize: listPageSize.value })
 }
 
+const handleCellEdit = async (payload: { row: any; field: any; newValue: any; oldValue: any }) => {
+  if (!payload?.row?.id || payload.newValue === payload.oldValue) return
+  const recordKey = normalizeRecordId(payload.row.id)
+  const fieldName = payload.field.apiName
+  const originalRow = draftOriginals.value[recordKey]
+  const originalValue = originalRow && Object.prototype.hasOwnProperty.call(originalRow, fieldName)
+    ? originalRow[fieldName]
+    : payload.oldValue
+
+  if (Object.is(payload.newValue, originalValue)) {
+    const nextDrafts = { ...draftEdits.value }
+    const nextRowDrafts = { ...(nextDrafts[recordKey] || {}) }
+    delete nextRowDrafts[fieldName]
+    if (Object.keys(nextRowDrafts).length === 0) {
+      delete nextDrafts[recordKey]
+    } else {
+      nextDrafts[recordKey] = nextRowDrafts
+    }
+    draftEdits.value = nextDrafts
+
+    const nextOriginals = { ...draftOriginals.value }
+    const nextRowOriginals = { ...(nextOriginals[recordKey] || {}) }
+    delete nextRowOriginals[fieldName]
+    if (Object.keys(nextRowOriginals).length === 0) {
+      delete nextOriginals[recordKey]
+    } else {
+      nextOriginals[recordKey] = nextRowOriginals
+    }
+    draftOriginals.value = nextOriginals
+  } else {
+    draftEdits.value = {
+      ...draftEdits.value,
+      [recordKey]: {
+        ...(draftEdits.value[recordKey] || {}),
+        [fieldName]: payload.newValue,
+      },
+    }
+    if (!originalRow || !Object.prototype.hasOwnProperty.call(originalRow, fieldName)) {
+      draftOriginals.value = {
+        ...draftOriginals.value,
+        [recordKey]: {
+          ...(draftOriginals.value[recordKey] || {}),
+          [fieldName]: payload.oldValue,
+        },
+      }
+    }
+  }
+
+  if (cellErrors.value[recordKey]?.[fieldName]) {
+    const nextErrors = { ...cellErrors.value }
+    const nextRowErrors = { ...(nextErrors[recordKey] || {}) }
+    delete nextRowErrors[fieldName]
+    if (Object.keys(nextRowErrors).length === 0) {
+      delete nextErrors[recordKey]
+    } else {
+      nextErrors[recordKey] = nextRowErrors
+    }
+    cellErrors.value = nextErrors
+  }
+}
+
+const handleSaveDrafts = async () => {
+  if (Object.keys(draftEdits.value).length === 0) return
+  savingDrafts.value = true
+  const nextErrors: Record<string, Record<string, string>> = {}
+  const nextDrafts = { ...draftEdits.value }
+  const nextOriginals = { ...draftOriginals.value }
+
+  for (const [recordKey, changes] of Object.entries(draftEdits.value)) {
+    const record = records.value.find(item => normalizeRecordId(item.id) === recordKey)
+    if (!record) {
+      delete nextDrafts[recordKey]
+      delete nextOriginals[recordKey]
+      continue
+    }
+    try {
+      await updateRecord(record.id, changes)
+      delete nextDrafts[recordKey]
+      delete nextOriginals[recordKey]
+    } catch (e: any) {
+      const message = e.message || 'Failed to update record'
+      nextErrors[recordKey] = {}
+      for (const fieldName of Object.keys(changes)) {
+        nextErrors[recordKey][fieldName] = message
+      }
+    }
+  }
+
+  draftEdits.value = nextDrafts
+  draftOriginals.value = nextOriginals
+  cellErrors.value = nextErrors
+  savingDrafts.value = false
+  if (Object.keys(nextErrors).length > 0) {
+    error.value = 'Some updates failed. Fix highlighted cells and try again.'
+  }
+}
+
+const handleDiscardDrafts = () => {
+  for (const [recordKey, fields] of Object.entries(draftOriginals.value)) {
+    const record = records.value.find(item => normalizeRecordId(item.id) === recordKey)
+    if (!record) continue
+    for (const [fieldName, originalValue] of Object.entries(fields)) {
+      record[fieldName] = originalValue
+    }
+  }
+  draftEdits.value = {}
+  draftOriginals.value = {}
+  cellErrors.value = {}
+}
+
+watch(
+  () => records.value.map(record => normalizeRecordId(record.id)),
+  (ids) => {
+    const idSet = new Set(ids)
+    const nextDrafts: Record<string, Record<string, any>> = {}
+    const nextOriginals: Record<string, Record<string, any>> = {}
+    const nextErrors: Record<string, Record<string, string>> = {}
+
+    for (const [recordKey, fields] of Object.entries(draftEdits.value)) {
+      if (idSet.has(recordKey)) nextDrafts[recordKey] = fields
+    }
+    for (const [recordKey, fields] of Object.entries(draftOriginals.value)) {
+      if (idSet.has(recordKey)) nextOriginals[recordKey] = fields
+    }
+    for (const [recordKey, fields] of Object.entries(cellErrors.value)) {
+      if (idSet.has(recordKey)) nextErrors[recordKey] = fields
+    }
+
+    draftEdits.value = nextDrafts
+    draftOriginals.value = nextOriginals
+    cellErrors.value = nextErrors
+  }
+)
+
 // Watch for route changes
 watch(() => route.params, async (newParams, oldParams) => {
   // Reset current record when navigating to 'new'
@@ -438,6 +595,9 @@ onMounted(async () => {
         :total-count="totalCount"
         :search-summary="searchSummary"
         :base-url="`/runtime/objects`"
+        :draft-edits="draftEdits"
+        :cell-errors="cellErrors"
+        :saving-drafts="savingDrafts"
         selectable
         @row-click="handleRowClick"
         @create="handleCreate"
@@ -446,6 +606,10 @@ onMounted(async () => {
         @search="handleSearch"
         @page-change="handlePageChange"
         @load-more="handleLoadMore"
+        @view-change="handleViewChange"
+        @cell-edit="handleCellEdit"
+        @save-drafts="handleSaveDrafts"
+        @discard-drafts="handleDiscardDrafts"
       />
 
       <!-- Detail View -->
diff --git a/frontend/pages/app/objects/[objectName]/[[recordId]]/[[view]].vue b/frontend/pages/app/objects/[objectName]/[[recordId]]/[[view]].vue
index 2328c16..1ab625c 100644
--- a/frontend/pages/app/objects/[objectName]/[[recordId]]/[[view]].vue
+++ b/frontend/pages/app/objects/[objectName]/[[recordId]]/[[view]].vue
@@ -91,6 +91,12 @@ const editConfig = computed(() => {
 
 const listPageSize = computed(() => listConfig.value?.pageSize ?? 25)
 const maxFrontendRecords = computed(() => listConfig.value?.maxFrontendRecords ?? 500)
+const normalizeRecordId = (id: any) => String(id)
+
+const draftEdits = ref<Record<string, Record<string, any>>>({})
+const draftOriginals = ref<Record<string, Record<string, any>>>({})
+const cellErrors = ref<Record<string, Record<string, string>>>({})
+const savingDrafts = ref(false)
 
 // Fetch object definition
 const fetchObjectDefinition = async () => {
@@ -231,20 +237,138 @@ const handleViewChange = async (mode: 'list' | 'spreadsheet') => {
 
 const handleCellEdit = async (payload: { row: any; field: any; newValue: any; oldValue: any }) => {
   if (!payload?.row?.id || payload.newValue === payload.oldValue) return
-  try {
-    await updateRecord(payload.row.id, {
-      ...payload.row,
-      [payload.field.apiName]: payload.newValue,
-    })
-  } catch (e: any) {
-    error.value = e.message || 'Failed to update record'
-    const record = records.value.find(item => item.id === payload.row.id)
-    if (record) {
-      record[payload.field.apiName] = payload.oldValue
+  const recordKey = normalizeRecordId(payload.row.id)
+  const fieldName = payload.field.apiName
+  const originalRow = draftOriginals.value[recordKey]
+  const originalValue = originalRow && Object.prototype.hasOwnProperty.call(originalRow, fieldName)
+    ? originalRow[fieldName]
+    : payload.oldValue
+
+  if (Object.is(payload.newValue, originalValue)) {
+    const nextDrafts = { ...draftEdits.value }
+    const nextRowDrafts = { ...(nextDrafts[recordKey] || {}) }
+    delete nextRowDrafts[fieldName]
+    if (Object.keys(nextRowDrafts).length === 0) {
+      delete nextDrafts[recordKey]
+    } else {
+      nextDrafts[recordKey] = nextRowDrafts
+    }
+    draftEdits.value = nextDrafts
+
+    const nextOriginals = { ...draftOriginals.value }
+    const nextRowOriginals = { ...(nextOriginals[recordKey] || {}) }
+    delete nextRowOriginals[fieldName]
+    if (Object.keys(nextRowOriginals).length === 0) {
+      delete nextOriginals[recordKey]
+    } else {
+      nextOriginals[recordKey] = nextRowOriginals
+    }
+    draftOriginals.value = nextOriginals
+  } else {
+    draftEdits.value = {
+      ...draftEdits.value,
+      [recordKey]: {
+        ...(draftEdits.value[recordKey] || {}),
+        [fieldName]: payload.newValue,
+      },
+    }
+    if (!originalRow || !Object.prototype.hasOwnProperty.call(originalRow, fieldName)) {
+      draftOriginals.value = {
+        ...draftOriginals.value,
+        [recordKey]: {
+          ...(draftOriginals.value[recordKey] || {}),
+          [fieldName]: payload.oldValue,
+        },
+      }
     }
   }
+
+  if (cellErrors.value[recordKey]?.[fieldName]) {
+    const nextErrors = { ...cellErrors.value }
+    const nextRowErrors = { ...(nextErrors[recordKey] || {}) }
+    delete nextRowErrors[fieldName]
+    if (Object.keys(nextRowErrors).length === 0) {
+      delete nextErrors[recordKey]
+    } else {
+      nextErrors[recordKey] = nextRowErrors
+    }
+    cellErrors.value = nextErrors
+  }
 }
 
+const handleSaveDrafts = async () => {
+  if (Object.keys(draftEdits.value).length === 0) return
+  savingDrafts.value = true
+  const nextErrors: Record<string, Record<string, string>> = {}
+  const nextDrafts = { ...draftEdits.value }
+  const nextOriginals = { ...draftOriginals.value }
+
+  for (const [recordKey, changes] of Object.entries(draftEdits.value)) {
+    const record = records.value.find(item => normalizeRecordId(item.id) === recordKey)
+    if (!record) {
+      delete nextDrafts[recordKey]
+      delete nextOriginals[recordKey]
+      continue
+    }
+    try {
+      await updateRecord(record.id, changes)
+      delete nextDrafts[recordKey]
+      delete nextOriginals[recordKey]
+    } catch (e: any) {
+      const message = e.message || 'Failed to update record'
+      nextErrors[recordKey] = {}
+      for (const fieldName of Object.keys(changes)) {
+        nextErrors[recordKey][fieldName] = message
+      }
+    }
+  }
+
+  draftEdits.value = nextDrafts
+  draftOriginals.value = nextOriginals
+  cellErrors.value = nextErrors
+  savingDrafts.value = false
+  if (Object.keys(nextErrors).length > 0) {
+    error.value = 'Some updates failed. Fix highlighted cells and try again.'
+  }
+}
+
+const handleDiscardDrafts = () => {
+  for (const [recordKey, fields] of Object.entries(draftOriginals.value)) {
+    const record = records.value.find(item => normalizeRecordId(item.id) === recordKey)
+    if (!record) continue
+    for (const [fieldName, originalValue] of Object.entries(fields)) {
+      record[fieldName] = originalValue
+    }
+  }
+  draftEdits.value = {}
+  draftOriginals.value = {}
+  cellErrors.value = {}
+}
+
+watch(
+  () => records.value.map(record => normalizeRecordId(record.id)),
+  (ids) => {
+    const idSet = new Set(ids)
+    const nextDrafts: Record<string, Record<string, any>> = {}
+    const nextOriginals: Record<string, Record<string, any>> = {}
+    const nextErrors: Record<string, Record<string, string>> = {}
+
+    for (const [recordKey, fields] of Object.entries(draftEdits.value)) {
+      if (idSet.has(recordKey)) nextDrafts[recordKey] = fields
+    }
+    for (const [recordKey, fields] of Object.entries(draftOriginals.value)) {
+      if (idSet.has(recordKey)) nextOriginals[recordKey] = fields
+    }
+    for (const [recordKey, fields] of Object.entries(cellErrors.value)) {
+      if (idSet.has(recordKey)) nextErrors[recordKey] = fields
+    }
+
+    draftEdits.value = nextDrafts
+    draftOriginals.value = nextOriginals
+    cellErrors.value = nextErrors
+  }
+)
+
 // Watch for route changes
 watch(() => route.params, async (newParams, oldParams) => {
   // Reset current record when navigating to 'new'
@@ -311,6 +435,9 @@ onMounted(async () => {
         :data="records"
         :loading="dataLoading"
         :total-count="totalCount"
+        :draft-edits="draftEdits"
+        :cell-errors="cellErrors"
+        :saving-drafts="savingDrafts"
         selectable
         @row-click="handleRowClick"
         @create="handleCreate"
@@ -320,6 +447,8 @@ onMounted(async () => {
         @load-more="handleLoadMore"
         @view-change="handleViewChange"
         @cell-edit="handleCellEdit"
+        @save-drafts="handleSaveDrafts"
+        @discard-drafts="handleDiscardDrafts"
       />
 
       <!-- Detail View -->