diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..6313b56
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+* text=auto eol=lf
diff --git a/prettier.config.js b/prettier.config.js
index f12ed4a..e48a4e4 100644
--- a/prettier.config.js
+++ b/prettier.config.js
@@ -3,4 +3,5 @@ module.exports = {
   singleQuote: true,
   trailingComma: 'es5',
   arrowParens: 'always',
+  endOfLine: 'lf',
 };
diff --git a/src/app.js b/src/app.js
index 59a0045..c9e7b0e 100644
--- a/src/app.js
+++ b/src/app.js
@@ -22,6 +22,7 @@ import Config from 'paraview-glance/src/config';
 import createStore from 'paraview-glance/src/store';
 import Remote from 'paraview-glance/src/remote/remote';
 import { ProxyManagerVuePlugin } from 'paraview-glance/src/plugins';
+import Settings from 'paraview-glance/src/settings';
 
 // Expose IO API to Glance global object
 export const {
@@ -92,7 +93,21 @@ export function createViewer(container, proxyConfig = null) {
   window.history.replaceState({ app: false }, '');
   window.addEventListener('popstate', onRoute);
 
+  const settings = new Settings();
+  settings.syncWithStore(store, {
+    collapseDatasetPanels: {
+      set: (val) => store.dispatch('collapseDatasetPanels', val),
+      get: (state) => state.collapseDatasetPanels,
+    },
+    suppressBrowserWarning: {
+      set: (val) => store.dispatch('suppressBrowserWarning', val),
+      get: (state) => state.suppressBrowserWarning,
+    },
+  });
+
   return {
+    proxyManager,
+
     processURLArgs() {
       const { name, url, wsServer } = vtkURLExtract.extractURLParameters();
 
@@ -110,9 +125,14 @@ export function createViewer(container, proxyConfig = null) {
     addDatasetPanel(component) {
       store.commit('addPanel', { component });
     },
-    proxyManager,
     showApp() {
       store.commit('showApp');
     },
+    getSetting(name) {
+      return settings.get(name);
+    },
+    setSetting(name, value) {
+      return settings.set(name, value);
+    },
   };
 }
diff --git a/src/components/core/BrowserIssues/script.js b/src/components/core/BrowserIssues/script.js
index be47686..f215641 100644
--- a/src/components/core/BrowserIssues/script.js
+++ b/src/components/core/BrowserIssues/script.js
@@ -1,4 +1,4 @@
-const WARNING_KEY = 'BrowserIssues.suppressWarning';
+import { mapState, mapActions } from 'vuex';
 
 // ----------------------------------------------------------------------------
 // Component API
@@ -24,42 +24,29 @@ function getBrowserIssues() {
     // }
   }
 
-  if (Object.keys(this.issues).length && !this.suppressWarning) {
+  if (Object.keys(this.issues).length && !this.suppressBrowserWarning) {
     this.dialog = true;
   }
 }
 
 // ----------------------------------------------------------------------------
 
-function closeDialog() {
-  if (this.suppressWarning && window.localStorage) {
-    window.localStorage.setItem(WARNING_KEY, true);
-  }
-  this.dialog = false;
-}
-
-// ----------------------------------------------------------------------------
-
 export default {
   name: 'BrowserIssues',
   data() {
     return {
       issues: {},
       dialog: false,
-      dontShow: false,
-      suppressWarning: false,
     };
   },
-  created() {
-    if (window.localStorage) {
-      this.suppressWarning = !!window.localStorage.getItem(WARNING_KEY);
-    }
-  },
+  computed: mapState(['suppressBrowserWarning']),
   mounted() {
     this.getBrowserIssues();
   },
   methods: {
-    closeDialog,
     getBrowserIssues,
+    ...mapActions({
+      setSuppressBrowserWarning: 'suppressBrowserWarning',
+    }),
   },
 };
diff --git a/src/components/core/BrowserIssues/template.html b/src/components/core/BrowserIssues/template.html
index d7234e7..4f3ef72 100644
--- a/src/components/core/BrowserIssues/template.html
+++ b/src/components/core/BrowserIssues/template.html
@@ -22,14 +22,15 @@
     </v-card-text>
     <v-card-actions class="d-flex justify-space-between align-center pa-5">
       <v-checkbox
-        v-model="suppressWarning"
         label="Don't show again"
         class="mt-0 pt-0"
         hide-details
+        :value="suppressBrowserWarning"
+        @input="setSuppressBrowserWarning"
       />
       <v-btn
         color="primary"
-        v-on:click="closeDialog"
+        v-on:click="dialog = false"
       >
         Okay
       </v-btn>
diff --git a/src/components/core/Datasets/script.js b/src/components/core/Datasets/script.js
index 255590f..96a9520 100644
--- a/src/components/core/Datasets/script.js
+++ b/src/components/core/Datasets/script.js
@@ -20,6 +20,7 @@ export default {
   },
   computed: {
     ...mapState({
+      collapseDatasetPanels: 'collapseDatasetPanels',
       panels: (state) => {
         const priorities = Object.keys(state.panels).map((n) => Number(n));
         priorities.sort((a, b) => a - b);
@@ -96,12 +97,16 @@ export default {
         const proxy = sources[i];
         const proxyId = proxy.getProxyId();
         if (!(proxyId in this.internalPanelState)) {
-          this.internalPanelState[proxyId] = true;
+          this.internalPanelState[proxyId] = !this.collapseDatasetPanels;
         }
         if (!(proxyId in this.subpanels)) {
-          this.subpanels[proxyId] = Controls.filter((c) => c.visible(proxy))
-            .map((c, j) => (c.defaultExpand ? j : -1))
-            .filter((v) => v > -1);
+          if (this.collapseDatasetPanels) {
+            this.subpanels[proxyId] = [];
+          } else {
+            this.subpanels[proxyId] = Controls.filter((c) => c.visible(proxy))
+              .map((c, j) => (c.defaultExpand ? j : -1))
+              .filter((v) => v > -1);
+          }
         }
       }
 
diff --git a/src/components/core/GlobalSettings/script.js b/src/components/core/GlobalSettings/script.js
index 9c349f5..7597cf1 100644
--- a/src/components/core/GlobalSettings/script.js
+++ b/src/components/core/GlobalSettings/script.js
@@ -53,6 +53,14 @@ export default {
     };
   },
   computed: {
+    collapseDatasetPanelsModel: {
+      get() {
+        return this.collapseDatasetPanels;
+      },
+      set(v) {
+        this.setCollapseDatasetPanels(v);
+      },
+    },
     backgroundColorModel: {
       get() {
         return this.backgroundColor;
@@ -126,6 +134,7 @@ export default {
         this.setMaxTextureLODSize(size);
       },
     },
+    ...mapState(['collapseDatasetPanels']),
     ...mapState('views', {
       backgroundColor: (state) => state.globalBackgroundColor,
       orientationAxis: (state) => state.axisVisible,
@@ -192,6 +201,9 @@ export default {
         }
       }
     },
+    ...mapActions({
+      setCollapseDatasetPanels: 'collapseDatasetPanels',
+    }),
     ...mapActions('views', {
       setBackgroundColor: (dispatch, bg) => dispatch('setGlobalBackground', bg),
       setOrientationAxis: (dispatch, axis) => dispatch('setAxisVisible', axis),
diff --git a/src/components/core/GlobalSettings/template.html b/src/components/core/GlobalSettings/template.html
index 5b8e0f8..58c0437 100644
--- a/src/components/core/GlobalSettings/template.html
+++ b/src/components/core/GlobalSettings/template.html
@@ -1,4 +1,24 @@
 <v-container :class="$style.container">
+  <v-card flat :class="$style.card">
+    <div :class="$style.heading">
+      <span class="subtitle-2">General Settings</span>
+    </div>
+    <v-divider class="mb-4" />
+    <v-container grid-list-xs class="pa-0">
+      <v-layout row align-center class="pt-1">
+        <v-flex xs10>
+          <span class="body-2">Default collapse datasets</span>
+        </v-flex>
+        <v-flex xs2>
+          <v-switch
+            v-model="collapseDatasetPanelsModel"
+            :class="$style.slimInput"
+            hide-details
+          />
+        </v-flex>
+      </v-layout>
+    </v-container>
+  </v-card>
   <v-card flat :class="$style.card">
     <div :class="$style.heading">
       <span class="subtitle-2">Background</span>
diff --git a/src/settings.js b/src/settings.js
new file mode 100644
index 0000000..63ae3c5
--- /dev/null
+++ b/src/settings.js
@@ -0,0 +1,61 @@
+function callAndEmpty(l) {
+  while (l.length) {
+    l.pop()();
+  }
+}
+
+export default class Settings {
+  constructor(keyPrefix = 'settings') {
+    this.keyPrefix = keyPrefix;
+    this.storeSettingsMap = {};
+    this.store = null;
+    this.storeWatchers = [];
+  }
+
+  key(name) {
+    if (this.keyPrefix) {
+      return `${this.keyPrefix}.${name}`;
+    }
+    return name;
+  }
+
+  get(name) {
+    const result = window.localStorage.getItem(this.key(name));
+    if (result === null) {
+      return undefined;
+    }
+    return JSON.parse(result);
+  }
+
+  set(name, value) {
+    return window.localStorage.setItem(this.key(name), JSON.stringify(value));
+  }
+
+  syncWithStore(store, syncInfo) {
+    callAndEmpty(this.storeWatchers);
+    this.store = store;
+    this.storeSettingsMap = syncInfo;
+
+    const settingNames = Object.keys(syncInfo);
+    // localStorage -> store
+    settingNames.forEach((name) => {
+      const value = this.get(name);
+      if (value !== undefined) {
+        const { set } = syncInfo[name];
+        set(value);
+      }
+    });
+
+    // store -> localStorage
+    this.storeWatchers = settingNames.map((name) => {
+      const { get } = syncInfo[name];
+      return store.watch(get, (value) => this.set(name, value));
+    });
+  }
+
+  delete() {
+    callAndEmpty(this.storeWatchers);
+    this.storeSettingsMap = {};
+    this.store = null;
+  }
+}
diff --git a/src/store/index.js b/src/store/index.js
index b118205..6047ab0 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -69,6 +69,8 @@ function createStore(services) {
       panels: {},
       cameraViewPoints: {},
       mostRecentViewPoint: null,
+      collapseDatasetPanels: false,
+      suppressBrowserWarning: false,
     },
     getters: {
       proxyManager(state) {
@@ -117,10 +119,18 @@ function createStore(services) {
       mostRecentViewPoint(state, viewPoint) {
         state.mostRecentViewPoint = viewPoint;
       },
+      collapseDatasetPanels(state, value) {
+        state.collapseDatasetPanels = value;
+      },
+      suppressBrowserWarning(state, value) {
+        state.suppressBrowserWarning = value;
+      },
     },
     actions: {
       addPanel: wrapMutationAsAction('addPanel'),
       closeScreenshotDialog: wrapMutationAsAction('closeScreenshotDialog'),
+      collapseDatasetPanels: wrapMutationAsAction('collapseDatasetPanels'),
+      suppressBrowserWarning: wrapMutationAsAction('suppressBrowserWarning'),
       saveState({ commit, state }, fileNameToUse) {
         const t = new Date();
         const fileName =