diff --git a/bookmarks/toolbar/development/wysiwyg/hackmdio-hackmd-realtime-collaborative-m_paym.json b/bookmarks/toolbar/development/wysiwyg/hackmdio-hackmd-realtime-collaborative-m_paym.json
new file mode 100644
index 0000000..a1b1ae9
--- /dev/null
+++ b/bookmarks/toolbar/development/wysiwyg/hackmdio-hackmd-realtime-collaborative-m_paym.json
@@ -0,0 +1,4 @@
+{
+  "title": "hackmdio/hackmd: Realtime collaborative markdown notes on all platforms.",
+  "url": "https://github.com/hackmdio/hackmd/"
+}
\ No newline at end of file