diff --git a/src/actions.js b/src/actions.js
index 4c46a48..cc3813f 100644
--- a/src/actions.js
+++ b/src/actions.js
@@ -92,37 +92,44 @@ export function changeType (data, path, type) {
  * and object property
  *
  * @param {ESON} data
- * @param {Path} path
+ * @param {ESONSelection} selection
  * @return {Array}
  */
-export function duplicate (data, path) {
+export function duplicate (data, selection) {
   // console.log('duplicate', path)
 
-  const parentPath = path.slice(0, path.length - 1)
+  const rootPath = findRootPath(selection)
+  const start = selection.start.path[rootPath.length]
+  const end = selection.end.path[rootPath.length]
+  const root = getIn(data, toEsonPath(data, rootPath))
+  const { maxIndex } = findSelectionIndices(root, start, end)
+  const paths = pathsFromSelection(data, selection)
 
-  const esonPath = toEsonPath(data, parentPath)
-  const parent = getIn(data, esonPath)
-
-  if (parent.type === 'Array') {
-    const index = parseInt(path[path.length - 1]) + 1
-    return [{
+  if (root.type === 'Array') {
+    return paths.map((path, offset) => ({
       op: 'copy',
       from: compileJSONPointer(path),
-      path: compileJSONPointer(parentPath.concat(index))
-    }]
+      path: compileJSONPointer(rootPath.concat(maxIndex + offset))
+    }))
   }
   else { // object.type === 'Object'
-    const prop = path[path.length - 1]
-    const newProp = findUniqueName(prop, parent.props.map(p => p.name))
+    const { maxIndex } = findSelectionIndices(root, start, end)
+    const nextProp = root.props && root.props[maxIndex]
+    const before = nextProp ? nextProp.name : null
 
-    return [{
-      op: 'copy',
-      from: compileJSONPointer(path),
-      path: compileJSONPointer(parentPath.concat(newProp)),
-      jsoneditor: {
-        before: findNextProp(parent, prop)
+    return paths.map(path => {
+      const prop = last(path)
+      const newProp = findUniqueName(prop, root.props.map(p => p.name))
+
+      return {
+        op: 'copy',
+        from: compileJSONPointer(path),
+        path: compileJSONPointer(rootPath.concat(newProp)),
+        jsoneditor: {
+          before
+        }
       }
-    }]
+    })
   }
 }
 
@@ -226,7 +233,7 @@ export function insertBefore (data, path, values) {  // TODO: find a better name
  * and object property
  *
  * @param {ESON} data
- * @param {Selection} selection
+ * @param {ESONSelection} selection
  * @param {Array.<{name?: string, value: JSONType, type?: ESONType}>} values
  * @return {Array}
  */
@@ -235,10 +242,8 @@ export function replace (data, selection, values) {  // TODO: find a better name
   const rootPath = findRootPath(selection)
   const start = selection.start.path[rootPath.length]
   const end = selection.end.path[rootPath.length]
-  console.log('rootPath', rootPath, start, end)
   const root = getIn(data, toEsonPath(data, rootPath))
   const { minIndex, maxIndex } = findSelectionIndices(root, start, end)
-  console.log('selection', minIndex, maxIndex)
 
   if (root.type === 'Array') {
     const removeActions = removeAll(pathsFromSelection(data, selection))
diff --git a/src/components/TreeMode.js b/src/components/TreeMode.js
index d301c45..4ed0c84 100644
--- a/src/components/TreeMode.js
+++ b/src/components/TreeMode.js
@@ -72,6 +72,7 @@ export default class TreeMode extends Component {
       'cut': this.handleKeyDownCut,
       'copy': this.handleKeyDownCopy,
       'paste': this.handleKeyDownPaste,
+      'duplicate': this.handleKeyDownDuplicate,
       'undo': this.handleUndo,
       'redo': this.handleRedo,
       'find': this.handleFocusFind,
@@ -372,11 +373,11 @@ export default class TreeMode extends Component {
     this.focusToNext(parentPath)
   }
 
-  handleDuplicate = (path) => {
-    this.handlePatch(duplicate(this.state.data, path))
-
-    // apply focus to the duplicated node
-    this.focusToNext(path)
+  handleDuplicate = () => {
+    if (this.state.selection) {
+      this.handlePatch(duplicate(this.state.data, this.state.selection))
+      // TODO: focus to duplicated selection
+    }
   }
 
   handleRemove = (path) => {
@@ -455,6 +456,17 @@ export default class TreeMode extends Component {
     }
   }
 
+  handleKeyDownDuplicate = (event) => {
+    const path = this.findDataPathFromElement(event.target)
+    if (path) {
+      const selection = { start: {path}, end: {path} }
+      this.handlePatch(duplicate(this.state.data, selection))
+
+      // apply focus to the duplicated node
+      this.focusToNext(path)
+    }
+  }
+
   handleCut = () => {
     const selection = this.state.selection
     if (selection && selection.start && selection.end) {
diff --git a/src/components/menu/FloatingMenu.js b/src/components/menu/FloatingMenu.js
index dad8869..94a91e9 100644
--- a/src/components/menu/FloatingMenu.js
+++ b/src/components/menu/FloatingMenu.js
@@ -53,42 +53,42 @@ const CREATE_TYPE = {
   duplicate: (path, events) => h('button', {
     key: 'duplicate',
     className: MENU_ITEM_CLASS_NAME,
-    onClick: () => events.onDuplicate(path),
+    onClick: () => events.onDuplicate(),
     title: 'Duplicate'
   }, 'Duplicate'),
 
   cut: (path, events) => h('button', {
     key: 'cut',
     className: MENU_ITEM_CLASS_NAME,
-    onClick: () => events.onCut(path),
+    onClick: () => events.onCut(),
     title: 'Cut'
   }, 'Cut'),
 
   copy: (path, events) => h('button', {
     key: 'copy',
     className: MENU_ITEM_CLASS_NAME,
-    onClick: () => events.onCopy(path),
+    onClick: () => events.onCopy(),
     title: 'Copy'
   }, 'Copy'),
 
   paste: (path, events) => h('button', {
     key: 'paste',
     className: MENU_ITEM_CLASS_NAME,
-    onClick: () => events.onPaste(path),
+    onClick: () => events.onPaste(),
     title: 'Paste'
   }, 'Paste'),
 
   remove: (path, events) => h('button', {
     key: 'remove',
     className: MENU_ITEM_CLASS_NAME,
-    onClick: () => events.onRemove(null), // do not pass path: we want to remove selection
+    onClick: () => events.onRemove(),
     title: 'Remove'
   }, 'Remove'),
 
   insertStructure: (path, events) => h('button', {
     key: 'insertStructure',
     className: MENU_ITEM_CLASS_NAME,
-    onClick: () => events.onInsertStructure(path),
+    onClick: () => events.onInsertStructure(),
     title: 'Insert a new object with the same data structure as the item above'
   }, 'Insert structure'),