diff --git a/gdn-app/src/components/CNote.vue b/gdn-app/src/components/CNote.vue
index e0a9918..61c1bdb 100644
--- a/gdn-app/src/components/CNote.vue
+++ b/gdn-app/src/components/CNote.vue
@@ -1,13 +1,15 @@
 <script setup lang="ts">
 import { useNotesStore } from "@/stores/notes";
 import { useUiStore } from "@/stores/ui";
-import { pathAppend } from "@/util";
+import { pathAppend, pathSlice } from "@/util";
 import {
   RiAddLine,
   RiArrowDownSLine,
   RiArrowRightSLine,
   RiCornerUpRightLine,
   RiEditLine,
+  RiPushpinFill,
+  RiPushpinLine,
   RiStickyNoteAddLine,
 } from "@remixicon/vue";
 import { computed, ref, watchEffect } from "vue";
@@ -53,6 +55,7 @@ const mayOpen = computed(() => children.value.length > 0);
 const open = computed(() => mayOpen.value && ui.isOpen(props.path));
 
 const focused = computed(() => ui.focusPath === props.path);
+const pinned = computed(() => ui.isPinned(props.path));
 const hover = computed(() => hovering.value && mode.value !== "editing");
 
 const creating = computed(() => mode.value === "creating");
@@ -86,6 +89,11 @@ function onClick() {
   ui.toggleOpen(props.path);
 }
 
+function onPinButtonClick() {
+  if (pinned.value) ui.unsetPinned();
+  else ui.setPinned(props.path);
+}
+
 function onEditButtonClick() {
   if (!note.value) return;
   mode.value = "editing";
@@ -168,13 +176,17 @@ function onCreateEditorFinish(text: string) {
       <div v-else class="px-1 font-light italic">note not found</div>
 
       <!-- Controls -->
-      <div v-if="hover" class="absolute right-0 flex h-6 items-center gap-0.5">
-        <CNoteButton @click.stop="onEditButtonClick">
+      <div v-if="hover || pinned" class="absolute right-0 flex h-6 items-center gap-0.5">
+        <CNoteButton v-if="hover" @click.stop="onEditButtonClick">
           <RiEditLine size="16px" />
         </CNoteButton>
-        <CNoteButton @click.stop="onCreateButtonClick">
+        <CNoteButton v-if="hover" @click.stop="onCreateButtonClick">
           <RiStickyNoteAddLine size="16px" />
         </CNoteButton>
+        <CNoteButton :inverted="pinned" @click.stop="onPinButtonClick">
+          <RiPushpinFill v-if="pinned" size="16px" />
+          <RiPushpinLine v-else size="16px" />
+        </CNoteButton>
       </div>
     </div>
 
diff --git a/gdn-app/src/components/CNoteButton.vue b/gdn-app/src/components/CNoteButton.vue
index 6f6ec02..09b31ea 100644
--- a/gdn-app/src/components/CNoteButton.vue
+++ b/gdn-app/src/components/CNoteButton.vue
@@ -1,6 +1,13 @@
+<script setup lang="ts">
+const props = defineProps<{
+  inverted?: boolean;
+}>();
+</script>
+
 <template>
   <div
-    class="flex select-none items-center rounded-sm border bg-white p-0.5 transition hover:scale-110 active:scale-95"
+    class="flex select-none items-center rounded-sm border p-0.5 transition hover:scale-110 active:scale-95"
+    :class="props.inverted ? 'bg-black text-white' : 'bg-white text-black'"
   >
     <slot></slot>
   </div>
diff --git a/gdn-app/src/stores/ui.ts b/gdn-app/src/stores/ui.ts
index 81f4764..91cdad7 100644
--- a/gdn-app/src/stores/ui.ts
+++ b/gdn-app/src/stores/ui.ts
@@ -1,4 +1,4 @@
-import { pathAncestors, pathLiesOn } from "@/util";
+import { pathAncestors, pathLiesOn, pathSlice } from "@/util";
 import { defineStore } from "pinia";
 import { ref, watchEffect } from "vue";
 
@@ -6,6 +6,7 @@ export const useUiStore = defineStore("ui", () => {
   const anchorId = ref<string>();
   const focusPath = ref<string>("");
   const openPaths = ref<Set<string>>(new Set());
+  const pinned = ref<string>(); // The last two segments of the path
 
   // Ensure all nodes on the focusPath are unfolded.
   watchEffect(() => {
@@ -19,27 +20,42 @@ export const useUiStore = defineStore("ui", () => {
     return openPaths.value.has(path);
   }
 
-  function setOpen(path: string, open: boolean) {
+  function setOpen(path: string, value: boolean) {
     // Move the focusPath if necessary
-    if (!open && isOpen(path) && pathLiesOn(path, focusPath.value)) {
+    if (!value && isOpen(path) && pathLiesOn(path, focusPath.value)) {
       focusPath.value = path;
     }
 
     // Don't update openPaths unnecessarily.
     // Just in case vue itself doesn't debounce Set operations.
-    if (open && !isOpen(path)) openPaths.value.add(path);
-    else if (!open && isOpen(path)) openPaths.value.delete(path);
+    if (value && !isOpen(path)) openPaths.value.add(path);
+    else if (!value && isOpen(path)) openPaths.value.delete(path);
   }
 
   function toggleOpen(path: string) {
     setOpen(path, !isOpen(path));
   }
 
+  function isPinned(path: string): boolean {
+    return pathSlice(path, -2) === pinned.value;
+  }
+
+  function setPinned(path: string) {
+    pinned.value = pathSlice(path, -2);
+  }
+
+  function unsetPinned() {
+    pinned.value = undefined;
+  }
+
   return {
     anchorId,
     focusPath,
     isOpen,
     setOpen,
     toggleOpen,
+    isPinned,
+    setPinned,
+    unsetPinned,
   };
 });
diff --git a/gdn-app/src/util.ts b/gdn-app/src/util.ts
index 794ac90..225f7b6 100644
--- a/gdn-app/src/util.ts
+++ b/gdn-app/src/util.ts
@@ -7,12 +7,16 @@ function pathParse(path: string): string[] {
   return path.split("/");
 }
 
+export function pathSlice(path: string, start: number, end?: number): string {
+  return pathString(pathParse(path).slice(start, end));
+}
+
 export function pathAppend(path: string, key: string): string {
   return pathString(pathParse(path).concat(key));
 }
 
 export function pathAncestor(path: string): string {
-  return pathString(pathParse(path).slice(0, -1));
+  return pathSlice(path, 0, -1);
 }
 
 export function pathAncestors(path: string): string[] {