diff --git a/lib/widgets/editor.dart b/lib/widgets/editor.dart
index 5c87b4e6..b49598bc 100644
--- a/lib/widgets/editor.dart
+++ b/lib/widgets/editor.dart
@@ -35,6 +35,16 @@ const linkPrefixes = [
   'mailto:', // email
   'tel:', // telephone
   'sms:', // SMS
+  'callto:',
+  'wtai:',
+  'market:',
+  'geopoint:',
+  'ymsgr:',
+  'msnim:',
+  'gtalk:', // Google Talk
+  'skype:',
+  'sip:', // Lync
+  'whatsapp:',
   'http'
 ];