diff --git a/package.json b/package.json
index 89e3fcd..77c342b 100644
--- a/package.json
+++ b/package.json
@@ -59,6 +59,7 @@
     "@tiptap/starter-kit": "^3.19.0",
     "@types/katex": "^0.16.8",
     "@types/markdown-it": "^14.1.2",
+    "highlight.js": "^11.11.1",
     "katex": "^0.16.28",
     "lowlight": "^3.3.0",
     "markdown-it": "^14.1.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e5d7e3f..84046f9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -95,6 +95,9 @@ importers:
       '@types/markdown-it':
         specifier: ^14.1.2
         version: 14.1.2
+      highlight.js:
+        specifier: ^11.11.1
+        version: 11.11.1
       katex:
         specifier: ^0.16.28
         version: 0.16.28
diff --git a/src-tauri/icons/helixnotes-logo.svg b/src-tauri/icons/helixnotes-logo.svg
new file mode 100644
index 0000000..a882eac
--- /dev/null
+++ b/src-tauri/icons/helixnotes-logo.svg
@@ -0,0 +1,9 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512" viewBox="0 0 512 512">
+    <rect width="512" height="512" rx="112" ry="112" fill="#626ED4"/>
+    <line x1="128" y1="128" x2="384" y2="384" stroke="#ffffff" stroke-width="8" stroke-opacity="0.5" stroke-linecap="round"/>
+    <line x1="384" y1="128" x2="128" y2="384" stroke="#ffffff" stroke-width="8" stroke-opacity="0.5" stroke-linecap="round"/>
+    <circle cx="128" cy="128" r="36" fill="#ffffff"/>
+    <circle cx="384" cy="128" r="36" fill="#ffffff"/>
+    <circle cx="128" cy="384" r="36" fill="#ffffff"/>
+    <circle cx="384" cy="384" r="36" fill="#ffffff"/>
+</svg>