diff --git a/docs/extra-services.md b/docs/extra-services.md
index 82380e6..ac82794 100644
--- a/docs/extra-services.md
+++ b/docs/extra-services.md
@@ -7,3 +7,6 @@ The currently supported packages are:
 
 * `symfony/orm-pack`: install a PostgreSQL service
 * `symfony/mercure-bundle`: use the Mercure.rocks module shipped with Caddy
+* `symfony/panther`: install chromium and these drivers
+* `symfony/mailer`: install a MailCatcher service
+* `blackfireio/blackfire-symfony-meta`: install a Blackfire service