diff --git a/bookmarks/toolbar/development/wysiwyg/hackmd-collaborative-markdown-notes_1iaf.json b/bookmarks/toolbar/development/wysiwyg/hackmd-collaborative-markdown-notes_1iaf.json
new file mode 100644
index 0000000..ffa735c
--- /dev/null
+++ b/bookmarks/toolbar/development/wysiwyg/hackmd-collaborative-markdown-notes_1iaf.json
@@ -0,0 +1,4 @@
+{
+  "title": "HackMD - Collaborative markdown notes",
+  "url": "https://hackmd.io/"
+}
\ No newline at end of file