diff --git a/web/package.json b/web/package.json
index 895aade..2f82f7c 100644
--- a/web/package.json
+++ b/web/package.json
@@ -11,6 +11,7 @@
     "@mdi/font": "5.9.55",
     "@vueuse/core": "^7.6.1",
     "autoprefixer": "^10.4.2",
+    "file-saver": "^2.0.5",
     "pinia": "^2.0.11",
     "postcss": "^8.4.6",
     "tailwindcss": "^3.0.18",
@@ -18,6 +19,7 @@
     "vue-router": "^4.0.12"
   },
   "devDependencies": {
+    "@types/file-saver": "^2.0.5",
     "@vitejs/plugin-vue": "^2.0.0",
     "@vue/cli-plugin-babel": "5.0.0-beta.7",
     "@vue/cli-plugin-typescript": "~4.5.0",
diff --git a/web/src/pages/Budgeting.vue b/web/src/pages/Budgeting.vue
index bf00f8c..3ffb2c1 100644
--- a/web/src/pages/Budgeting.vue
+++ b/web/src/pages/Budgeting.vue
@@ -1,5 +1,5 @@
 <script lang="ts" setup>
-import { computed, defineProps, onMounted, watchEffect } from "vue";
+import { computed, defineProps, onMounted, ref, watchEffect } from "vue";
 import Currency from "../components/Currency.vue";
 import { useBudgetsStore } from "../stores/budget";
 import { useAccountStore } from "../stores/budget-account";
@@ -52,6 +52,18 @@ watchEffect(() => {
 onMounted(() => {
     useSessionStore().setTitle("Budget for " + selected.value.Month + "/" + selected.value.Year);
 })
+
+
+const expandedGroups = ref<Map<string, boolean>>(new Map<string, boolean>())
+
+function toggleGroup(group : {Name : string, Expand: boolean}) {
+    console.log(expandedGroups.value);
+    expandedGroups.value.set(group.Name, !(expandedGroups.value.get(group.Name) ?? group.Expand))
+}
+
+function getGroupState(group : {Name : string, Expand: boolean}) : boolean {
+    return expandedGroups.value.get(group.Name) ?? group.Expand;
+}
 </script>
 
 <template>
@@ -78,8 +90,8 @@ onMounted(() => {
             <th>Available</th>
         </tr>
         <tbody v-for="group in GroupsForMonth">
-            <p class="text-lg font-bold">{{ group }}</p>
-            <tr v-for="category in GetCategories(group)">
+            <a class="text-lg font-bold" @click="toggleGroup(group)">{{ (getGroupState(group) ? "−" : "+") + " " + group.Name }}</a>
+            <tr v-for="category in GetCategories(group.Name)" v-if="getGroupState(group)">
                 <td>{{ category.Name }}</td>
                 <td></td>
                 <td></td>
diff --git a/web/src/pages/Settings.vue b/web/src/pages/Settings.vue
index 6550a11..fc41a14 100644
--- a/web/src/pages/Settings.vue
+++ b/web/src/pages/Settings.vue
@@ -6,6 +6,7 @@ import { useBudgetsStore } from "../stores/budget";
 import { useSessionStore } from "../stores/session";
 import Card from "../components/Card.vue";
 import Button from "../components/Button.vue";
+import { saveAs } from 'file-saver';
 
 const transactionsFile = ref<File | undefined>(undefined);
 const assignmentsFile = ref<File | undefined>(undefined);
@@ -15,6 +16,10 @@ onMounted(() => {
     useSessionStore().setTitle("Settings");
 });
 
+const budgetStore = useBudgetsStore();
+const CurrentBudgetID = computed(() => budgetStore.CurrentBudgetID);
+const CurrentBudgetName = computed(() => budgetStore.CurrentBudgetName);
+
 function gotAssignments(e: Event) {
     const input = (<HTMLInputElement>e.target);
     if (input.files != null)
@@ -26,19 +31,17 @@ function gotTransactions(e: Event) {
         transactionsFile.value = input.files[0];
 };
 function deleteBudget() {
-    const currentBudgetID = useBudgetsStore().CurrentBudgetID;
-    if (currentBudgetID == null)
+    if (CurrentBudgetID.value == null)
         return;
 
-    DELETE("/budget/" + currentBudgetID);
+    DELETE("/budget/" + CurrentBudgetID.value);
 
     const budgetStore = useSessionStore();
-    budgetStore.Budgets.delete(currentBudgetID);
+    budgetStore.Budgets.delete(CurrentBudgetID.value);
     useRouter().push("/")
 };
 function clearBudget() {
-    const currentBudgetID = useBudgetsStore().CurrentBudgetID;
-    POST("/budget/" + currentBudgetID + "/settings/clear", null)
+    POST("/budget/" + CurrentBudgetID.value + "/settings/clear", null)
 };
 function cleanNegative() {
     // <a href="/budget/{{.Budget.ID}}/settings/clean-negative">Fix all historic negative category-balances</a>
@@ -53,6 +56,22 @@ function ynabImport() {
     const budgetStore = useBudgetsStore();
     budgetStore.ImportYNAB(formData);
 };
+function ynabExport() {
+    const timeStamp = new Date().toISOString();
+    POST("/budget/"+CurrentBudgetID.value+"/export/ynab/assignments", "")
+        .then(x => x.text())
+        .then(x => {
+            var blob = new Blob([x], {type: "text/plain;charset=utf-8"});
+            saveAs(blob, timeStamp + " " + CurrentBudgetName.value + " - Budget.tsv");
+        })
+    POST("/budget/"+CurrentBudgetID.value+"/export/ynab/transactions", "")
+        .then(x => x.text())
+        .then(x => {
+            var blob = new Blob([x], {type: "text/plain;charset=utf-8"});
+            saveAs(blob, timeStamp + " " + CurrentBudgetName.value + " - Transactions.tsv");
+        })
+}
+
 </script>
 
 <template>
@@ -94,6 +113,13 @@ function ynabImport() {
                     <Button class="bg-blue-500" :disabled="filesIncomplete" @click="ynabImport">Importieren</Button>
                 </div>
             </Card>
+            <Card class="flex-col p-3">
+                <h2 class="text-lg font-bold">Export as YNAB TSV</h2>
+
+                <div class="flex flex-row">
+                    <Button class="bg-blue-500" @click="ynabExport">Export</Button>
+                </div>
+            </Card>
         </div>
     </div>
 </template>
\ No newline at end of file
diff --git a/web/src/stores/budget-account.ts b/web/src/stores/budget-account.ts
index c612c0d..1f0f3d2 100644
--- a/web/src/stores/budget-account.ts
+++ b/web/src/stores/budget-account.ts
@@ -67,7 +67,10 @@ export const useAccountStore = defineStore("budget/account", {
                 let prev = undefined;
                 for (const category of categories) {
                     if(category.Group != prev)
-                        categoryGroups.push(category.Group);
+                        categoryGroups.push({
+                            Name: category.Group,
+                            Expand: category.Group != "Hidden Categories",
+                        });
                     prev = category.Group;
                 }
                 return categoryGroups;
diff --git a/web/yarn.lock b/web/yarn.lock
index dea9627..f5071c9 100644
--- a/web/yarn.lock
+++ b/web/yarn.lock
@@ -1141,6 +1141,11 @@
     "@types/qs" "*"
     "@types/serve-static" "*"
 
+"@types/file-saver@^2.0.5":
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/@types/file-saver/-/file-saver-2.0.5.tgz#9ee342a5d1314bb0928375424a2f162f97c310c7"
+  integrity sha512-zv9kNf3keYegP5oThGLaPk8E081DFDuwfqjtiTzm6PoxChdJ1raSuADf2YGCVIyrSynLrgc8JWv296s7Q7pQSQ==
+
 "@types/glob@^7.1.1":
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/@types/glob/-/glob-7.2.0.tgz#bc1b5bf3aa92f25bd5dd39f35c57361bdce5b2eb"
@@ -4137,6 +4142,11 @@ figures@^2.0.0:
   dependencies:
     escape-string-regexp "^1.0.5"
 
+file-saver@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/file-saver/-/file-saver-2.0.5.tgz#d61cfe2ce059f414d899e9dd6d4107ee25670c38"
+  integrity sha512-P9bmyZ3h/PRG+Nzga+rbdI4OEpNDzAVyy74uVO9ATgzLK6VtAsYybF/+TOCvrc0MO793d6+42lLyZTw7/ArVzA==
+
 file-uri-to-path@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz#553a7b8446ff6f684359c445f1e37a05dacc33dd"