diff --git a/src/components/CollapsibleToolMenu.vue b/src/components/CollapsibleToolMenu.vue
new file mode 100644
index 0000000..ac54fde
--- /dev/null
+++ b/src/components/CollapsibleToolMenu.vue
@@ -0,0 +1,136 @@
+<template>
+  <div v-for="{ name, tools, isCollapsed } of menuOptions" :key="name">
+    <n-text tag="div" depth="3" class="category-name" @click="toggleCategoryCollapse({ name })">
+      <n-icon :component="ChevronRight" :class="{ rotated: isCollapsed }" size="16" />
+
+      <span>
+        {{ name }}
+      </span>
+    </n-text>
+
+    <n-collapse-transition :show="!isCollapsed">
+      <div class="menu-wrapper">
+        <div class="toggle-bar" @click="toggleCategoryCollapse({ name })" />
+
+        <n-menu
+          class="menu"
+          :value="(route.name as string)"
+          :collapsed-width="64"
+          :collapsed-icon-size="22"
+          :options="tools"
+          :indent="8"
+          :default-expand-all="true"
+        />
+      </div>
+    </n-collapse-transition>
+  </div>
+</template>
+
+<script setup lang="ts">
+import type { Tool, ToolCategory } from '@/tools/tools.types';
+import { ChevronRight } from '@vicons/tabler';
+import { useStorage } from '@vueuse/core';
+import { useThemeVars } from 'naive-ui';
+import { toRefs, computed, h } from 'vue';
+import { RouterLink, useRoute } from 'vue-router';
+import MenuIconItem from './MenuIconItem.vue';
+
+const props = withDefaults(defineProps<{ toolsByCategory?: ToolCategory[] }>(), { toolsByCategory: () => [] });
+const { toolsByCategory } = toRefs(props);
+const route = useRoute();
+
+const makeLabel = (tool: Tool) => () => h(RouterLink, { to: tool.path }, { default: () => tool.name });
+const makeIcon = (tool: Tool) => () => h(MenuIconItem, { tool });
+
+const collapsedCategories = useStorage<Record<string, boolean>>(
+  'menu-tool-option:collapsed-categories',
+  {},
+  undefined,
+  {
+    deep: true,
+    serializer: {
+      read: (v) => (v ? JSON.parse(v) : null),
+      write: (v) => JSON.stringify(v),
+    },
+  },
+);
+
+function toggleCategoryCollapse({ name }: { name: string }) {
+  collapsedCategories.value[name] = !collapsedCategories.value[name];
+}
+
+const menuOptions = computed(() =>
+  toolsByCategory.value.map(({ name, components }) => ({
+    name: name,
+    isCollapsed: collapsedCategories.value[name],
+    tools: components.map((tool) => ({
+      label: makeLabel(tool),
+      icon: makeIcon(tool),
+      key: tool.name,
+    })),
+  })),
+);
+
+const themeVars = useThemeVars();
+
+console.log(themeVars.value);
+</script>
+
+<style scoped lang="less">
+.category-name {
+  font-size: 0.93em;
+  padding: 12px 0 0px 0;
+  cursor: pointer;
+
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  .n-icon {
+    transition: transform ease 0.5s;
+    transform: rotate(90deg);
+    margin: 0 10px 0 7px;
+    opacity: 0.5;
+
+    &.rotated {
+      transform: rotate(0deg);
+    }
+  }
+}
+
+.menu-wrapper {
+  display: flex;
+  flex-direction: row;
+  .menu {
+    flex: 1;
+    margin-bottom: 5px;
+
+    ::v-deep(.n-menu-item-content::before) {
+      left: 0;
+      right: 13px;
+    }
+  }
+
+  .toggle-bar {
+    width: 25px;
+    opacity: 0.1;
+    transition: opacity ease 0.2s;
+    position: relative;
+    cursor: pointer;
+
+    &::before {
+      width: 2px;
+      height: 100%;
+      content: ' ';
+      background-color: v-bind('themeVars.textColor3');
+      border-radius: 2px;
+      position: absolute;
+      top: 0;
+      left: 14.5px;
+    }
+
+    &:hover {
+      opacity: 0.5;
+    }
+  }
+}
+</style>
diff --git a/src/layouts/base.layout.vue b/src/layouts/base.layout.vue
index 383a0b5..5b35f9d 100644
--- a/src/layouts/base.layout.vue
+++ b/src/layouts/base.layout.vue
@@ -1,5 +1,5 @@
 <script lang="ts" setup>
-import { NIcon, useThemeVars, type MenuGroupOption } from 'naive-ui';
+import { NIcon, useThemeVars, type MenuGroupOption, type MenuOption } from 'naive-ui';
 import { computed, h } from 'vue';
 import { RouterLink, useRoute } from 'vue-router';
 import { Heart, Menu2, Home2 } from '@vicons/tabler';
@@ -7,9 +7,10 @@ import { toolsByCategory } from '@/tools';
 import { useStyleStore } from '@/stores/style.store';
 import { config } from '@/config';
 import MenuIconItem from '@/components/MenuIconItem.vue';
-import type { Tool } from '@/tools/tools.types';
+import type { Tool, ToolCategory } from '@/tools/tools.types';
 import { useToolStore } from '@/tools/tools.store';
 import { useTracker } from '@/modules/tracker/tracker.services';
+import CollapsibleToolMenu from '@/components/CollapsibleToolMenu.vue';
 import SearchBar from '../components/SearchBar.vue';
 import HeroGradient from '../assets/hero-gradient.svg?component';
 import MenuLayout from '../components/MenuLayout.vue';
@@ -21,30 +22,14 @@ const styleStore = useStyleStore();
 const version = config.app.version;
 const commitSha = config.app.lastCommitSha.slice(0, 7);
 
-const makeLabel = (tool: Tool) => () => h(RouterLink, { to: tool.path }, { default: () => tool.name });
-const makeIcon = (tool: Tool) => () => h(MenuIconItem, { tool });
-
 const { tracker } = useTracker();
 
 const toolStore = useToolStore();
 
-const menuOptions = computed<MenuGroupOption[]>(() =>
-  [
-    ...(toolStore.favoriteTools.length > 0
-      ? [{ name: 'Your favorite tools', components: toolStore.favoriteTools }]
-      : []),
-    ...toolsByCategory,
-  ].map((category) => ({
-    label: category.name,
-    key: category.name,
-    type: 'group',
-    children: category.components.map((tool) => ({
-      label: makeLabel(tool),
-      icon: makeIcon(tool),
-      key: tool.name,
-    })),
-  })),
-);
+const tools = computed<ToolCategory[]>(() => [
+  ...(toolStore.favoriteTools.length > 0 ? [{ name: 'Your favorite tools', components: toolStore.favoriteTools }] : []),
+  ...toolsByCategory,
+]);
 </script>
 
 <template>
@@ -64,14 +49,7 @@ const menuOptions = computed<MenuGroupOption[]>(() =>
           <navbar-buttons />
         </n-space>
 
-        <n-menu
-          class="menu"
-          :value="(route.name as string)"
-          :collapsed-width="64"
-          :collapsed-icon-size="22"
-          :options="menuOptions"
-          :indent="20"
-        />
+        <collapsible-tool-menu :tools-by-category="tools" />
 
         <div class="footer">
           <div>