diff --git a/interface/src/scripting/WindowScriptingInterface.cpp b/interface/src/scripting/WindowScriptingInterface.cpp
index d5c645d176..698e6ebb29 100644
--- a/interface/src/scripting/WindowScriptingInterface.cpp
+++ b/interface/src/scripting/WindowScriptingInterface.cpp
@@ -116,7 +116,17 @@ QScriptValue WindowScriptingInterface::confirm(const QString& message) {
 /// Display a prompt with a text box
 /// \param const QString& message message to display
 /// \param const QString& defaultText default text in the text box
-void WindowScriptingInterface::prompt(const QString& message, const QString& defaultText) {
+/// \return QScriptValue string text value in text box if the dialog was accepted, `null` otherwise.
+QScriptValue WindowScriptingInterface::prompt(const QString& message, const QString& defaultText) {
+    bool ok = false;
+    QString result = OffscreenUi::getText(nullptr, "", message, QLineEdit::Normal, defaultText, &ok);
+    return ok ? QScriptValue(result) : QScriptValue::NullValue;
+}
+
+/// Display a prompt with a text box
+/// \param const QString& message message to display
+/// \param const QString& defaultText default text in the text box
+void WindowScriptingInterface::promptAsync(const QString& message, const QString& defaultText) {
     auto offscreenUi = DependencyManager::get<OffscreenUi>();
     connect(offscreenUi.data(), &OffscreenUi::inputDialogResponse,
             this, [=] (QVariant result) {
@@ -180,7 +190,29 @@ void WindowScriptingInterface::ensureReticleVisible() const {
 /// \param const QString& title title of the window
 /// \param const QString& directory directory to start the file browser at
 /// \param const QString& nameFilter filter to filter filenames by - see `QFileDialog`
-void WindowScriptingInterface::browseDir(const QString& title, const QString& directory) {
+/// \return QScriptValue file path as a string if one was selected, otherwise `QScriptValue::NullValue`
+QScriptValue WindowScriptingInterface::browseDir(const QString& title, const QString& directory) {
+    ensureReticleVisible();
+    QString path = directory;
+    if (path.isEmpty()) {
+        path = getPreviousBrowseLocation();
+    }
+#ifndef Q_OS_WIN
+    path = fixupPathForMac(directory);
+#endif
+    QString result = OffscreenUi::getExistingDirectory(nullptr, title, path);
+    if (!result.isEmpty()) {
+        setPreviousBrowseLocation(QFileInfo(result).absolutePath());
+    }
+    return result.isEmpty() ? QScriptValue::NullValue : QScriptValue(result);
+}
+
+/// Display a "browse to directory" dialog.  If `directory` is an invalid file or directory the browser will start at the current
+/// working directory.
+/// \param const QString& title title of the window
+/// \param const QString& directory directory to start the file browser at
+/// \param const QString& nameFilter filter to filter filenames by - see `QFileDialog`
+void WindowScriptingInterface::browseDirAsync(const QString& title, const QString& directory) {
     ensureReticleVisible();
     QString path = directory;
     if (path.isEmpty()) {
@@ -204,12 +236,32 @@ void WindowScriptingInterface::browseDir(const QString& title, const QString& di
     OffscreenUi::getExistingDirectoryAsync(nullptr, title, path);
 }
 
+/// \param const QString& title title of the window
+/// \param const QString& directory directory to start the file browser at
+/// \param const QString& nameFilter filter to filter filenames by - see `QFileDialog`
+/// \return QScriptValue file path as a string if one was selected, otherwise `QScriptValue::NullValue`
+QScriptValue WindowScriptingInterface::browse(const QString& title, const QString& directory, const QString& nameFilter) {
+    ensureReticleVisible();
+    QString path = directory;
+    if (path.isEmpty()) {
+        path = getPreviousBrowseLocation();
+    }
+#ifndef Q_OS_WIN
+    path = fixupPathForMac(directory);
+#endif
+    QString result = OffscreenUi::getOpenFileName(nullptr, title, path, nameFilter);
+    if (!result.isEmpty()) {
+        setPreviousBrowseLocation(QFileInfo(result).absolutePath());
+    }
+    return result.isEmpty() ? QScriptValue::NullValue : QScriptValue(result);
+}
+
 /// Display an open file dialog.  If `directory` is an invalid file or directory the browser will start at the current
 /// working directory.
 /// \param const QString& title title of the window
 /// \param const QString& directory directory to start the file browser at
 /// \param const QString& nameFilter filter to filter filenames by - see `QFileDialog`
-void WindowScriptingInterface::browse(const QString& title, const QString& directory, const QString& nameFilter) {
+void WindowScriptingInterface::browseAsync(const QString& title, const QString& directory, const QString& nameFilter) {
     ensureReticleVisible();
     QString path = directory;
     if (path.isEmpty()) {
@@ -238,7 +290,29 @@ void WindowScriptingInterface::browse(const QString& title, const QString& direc
 /// \param const QString& title title of the window
 /// \param const QString& directory directory to start the file browser at
 /// \param const QString& nameFilter filter to filter filenames by - see `QFileDialog`
-void WindowScriptingInterface::save(const QString& title, const QString& directory, const QString& nameFilter) {
+/// \return QScriptValue file path as a string if one was selected, otherwise `QScriptValue::NullValue`
+QScriptValue WindowScriptingInterface::save(const QString& title, const QString& directory, const QString& nameFilter) {
+    ensureReticleVisible();
+    QString path = directory;
+    if (path.isEmpty()) {
+        path = getPreviousBrowseLocation();
+    }
+#ifndef Q_OS_WIN
+    path = fixupPathForMac(directory);
+#endif
+    QString result = OffscreenUi::getSaveFileName(nullptr, title, path, nameFilter);
+    if (!result.isEmpty()) {
+        setPreviousBrowseLocation(QFileInfo(result).absolutePath());
+    }
+    return result.isEmpty() ? QScriptValue::NullValue : QScriptValue(result);
+}
+
+/// Display a save file dialog.  If `directory` is an invalid file or directory the browser will start at the current
+/// working directory.
+/// \param const QString& title title of the window
+/// \param const QString& directory directory to start the file browser at
+/// \param const QString& nameFilter filter to filter filenames by - see `QFileDialog`
+void WindowScriptingInterface::saveAsync(const QString& title, const QString& directory, const QString& nameFilter) {
     ensureReticleVisible();
     QString path = directory;
     if (path.isEmpty()) {
@@ -262,12 +336,37 @@ void WindowScriptingInterface::save(const QString& title, const QString& directo
     OffscreenUi::getSaveFileNameAsync(nullptr, title, path, nameFilter);
 }
 
+/// Display a select asset dialog that lets the user select an asset from the Asset Server.  If `directory` is an invalid
+/// directory the browser will start at the root directory.
+/// \param const QString& title title of the window
+/// \param const QString& directory directory to start the asset browser at
+/// \param const QString& nameFilter filter to filter asset names by - see `QFileDialog`
+/// \return QScriptValue asset path as a string if one was selected, otherwise `QScriptValue::NullValue`
+QScriptValue WindowScriptingInterface::browseAssets(const QString& title, const QString& directory, const QString& nameFilter) {
+    ensureReticleVisible();
+    QString path = directory;
+    if (path.isEmpty()) {
+        path = getPreviousBrowseAssetLocation();
+    }
+    if (path.left(1) != "/") {
+        path = "/" + path;
+    }
+    if (path.right(1) != "/") {
+        path = path + "/";
+    }
+    QString result = OffscreenUi::getOpenAssetName(nullptr, title, path, nameFilter);
+    if (!result.isEmpty()) {
+        setPreviousBrowseAssetLocation(QFileInfo(result).absolutePath());
+    }
+    return result.isEmpty() ? QScriptValue::NullValue : QScriptValue(result);
+}
+
 /// Display a select asset dialog that lets the user select an asset from the Asset Server.  If `directory` is an invalid 
 /// directory the browser will start at the root directory.
 /// \param const QString& title title of the window
 /// \param const QString& directory directory to start the asset browser at
 /// \param const QString& nameFilter filter to filter asset names by - see `QFileDialog`
-void WindowScriptingInterface::browseAssets(const QString& title, const QString& directory, const QString& nameFilter) {
+void WindowScriptingInterface::browseAssetsAsync(const QString& title, const QString& directory, const QString& nameFilter) {
     ensureReticleVisible();
     QString path = directory;
     if (path.isEmpty()) {
diff --git a/interface/src/scripting/WindowScriptingInterface.h b/interface/src/scripting/WindowScriptingInterface.h
index 401f47bcdd..3304aed4ee 100644
--- a/interface/src/scripting/WindowScriptingInterface.h
+++ b/interface/src/scripting/WindowScriptingInterface.h
@@ -51,12 +51,17 @@ public slots:
     void raiseMainWindow();
     void alert(const QString& message = "");
     QScriptValue confirm(const QString& message = "");
-    void prompt(const QString& message = "", const QString& defaultText = "");
+    QScriptValue prompt(const QString& message, const QString& defaultText);
+    void promptAsync(const QString& message = "", const QString& defaultText = "");
     CustomPromptResult customPrompt(const QVariant& config);
-    void browseDir(const QString& title = "", const QString& directory = "");
-    void browse(const QString& title = "", const QString& directory = "",  const QString& nameFilter = "");
-    void save(const QString& title = "", const QString& directory = "",  const QString& nameFilter = "");
-    void browseAssets(const QString& title = "", const QString& directory = "", const QString& nameFilter = "");
+    QScriptValue browseDir(const QString& title = "", const QString& directory = "");
+    void browseDirAsync(const QString& title = "", const QString& directory = "");
+    QScriptValue browse(const QString& title = "", const QString& directory = "",  const QString& nameFilter = "");
+    void browseAsync(const QString& title = "", const QString& directory = "",  const QString& nameFilter = "");
+    QScriptValue save(const QString& title = "", const QString& directory = "",  const QString& nameFilter = "");
+    void saveAsync(const QString& title = "", const QString& directory = "",  const QString& nameFilter = "");
+    QScriptValue browseAssets(const QString& title = "", const QString& directory = "", const QString& nameFilter = "");
+    void browseAssetsAsync(const QString& title = "", const QString& directory = "", const QString& nameFilter = "");
     void showAssetServer(const QString& upload = "");
     void copyToClipboard(const QString& text);
     void takeSnapshot(bool notify = true, bool includeAnimated = false, float aspectRatio = 0.0f);
diff --git a/scripts/system/edit.js b/scripts/system/edit.js
index 1828146182..75510a31b3 100644
--- a/scripts/system/edit.js
+++ b/scripts/system/edit.js
@@ -432,7 +432,7 @@ var toolBar = (function () {
 
         addButton("importEntitiesButton", "assets-01.svg", function() {
             Window.openFileChanged.connect(onFileOpenChanged);
-            Window.browse("Select Model to Import", "", "*.json");
+            Window.browseAsync("Select Model to Import", "", "*.json");
         });
 
         addButton("openAssetBrowserButton", "assets-01.svg", function() {
@@ -1501,15 +1501,15 @@ function handeMenuEvent(menuItem) {
             Window.notifyEditError("No entities have been selected.");
         } else {
             Window.saveFileChanged.connect(onFileSaveChanged);
-            Window.save("Select Where to Save", "", "*.json");
+            Window.saveAsync("Select Where to Save", "", "*.json");
         }
     } else if (menuItem === "Import Entities" || menuItem === "Import Entities from URL") {
         if (menuItem === "Import Entities") {
             Window.openFileChanged.connect(onFileOpenChanged);
-            Window.browse("Select Model to Import", "", "*.json");
+            Window.browseAsync("Select Model to Import", "", "*.json");
         } else {
             Window.promptTextChanged.connect(onFileOpenChanged);
-            Window.prompt("URL of SVO to import", "");
+            Window.promptAsync("URL of SVO to import", "");
         }
     } else if (menuItem === "Entity List...") {
         entityListTool.toggleVisible();
diff --git a/scripts/system/libraries/entityList.js b/scripts/system/libraries/entityList.js
index d2d815f9e3..9d9689000e 100644
--- a/scripts/system/libraries/entityList.js
+++ b/scripts/system/libraries/entityList.js
@@ -150,7 +150,7 @@ EntityListTool = function(opts) {
                 Window.notifyEditError("No entities have been selected.");
             } else {
                 Window.saveFileChanged.connect(onFileSaveChanged);
-                Window.save("Select Where to Save", "", "*.json");
+                Window.saveAsync("Select Where to Save", "", "*.json");
             }
         } else if (data.type == "pal") {
             var sessionIds = {}; // Collect the sessionsIds of all selected entitities, w/o duplicates.
diff --git a/scripts/system/snapshot.js b/scripts/system/snapshot.js
index 08614c2030..bf0ab69789 100644
--- a/scripts/system/snapshot.js
+++ b/scripts/system/snapshot.js
@@ -121,7 +121,7 @@ function onMessage(message) {
             break;
         case 'chooseSnapshotLocation':
             Window.browseDirChanged.connect(snapshotDirChanged);
-            Window.browseDir("Choose Snapshots Directory", "", "");
+            Window.browseDirAsync("Choose Snapshots Directory", "", "");
             break;
         case 'openSettings':
             if ((HMD.active && Settings.getValue("hmdTabletBecomesToolbar", false))
diff --git a/unpublishedScripts/marketplace/record/record.js b/unpublishedScripts/marketplace/record/record.js
index 84f631f307..a3f9d6ca0d 100644
--- a/unpublishedScripts/marketplace/record/record.js
+++ b/unpublishedScripts/marketplace/record/record.js
@@ -530,7 +530,7 @@
                 case LOAD_RECORDING_ACTION:
                     // User wants to select an ATP recording to play.
                     Window.assetsDirChanged.connect(onAssetsDirChanged);
-                    Window.browseAssets("Select Recording to Play", "recordings", "*.hfr");
+                    Window.browseAssetsAsync("Select Recording to Play", "recordings", "*.hfr");
                     break;
                 case START_RECORDING_ACTION:
                     // Start making a recording.