diff --git a/wiki/mail.md b/wiki/mail.md
index febd742..74055f3 100644
--- a/wiki/mail.md
+++ b/wiki/mail.md
@@ -22,3 +22,6 @@ And even if you have it can be useful to keep your mails synced locally on your
 
 - [Neomutt](linux/neomutt.md) is a [terminal-based](/wiki/system_console.md)
   mail client for linux, that has a simple interface.
+- [Thunderbird](/wiki/thunderbird.md) is a free and open source mail client which is cross
+  platform.
+  It also features, contact, todo and calendar management.