diff --git a/apps/gophers/main.go b/apps/gophers/main.go
index 1820a956..3f273df6 100644
--- a/apps/gophers/main.go
+++ b/apps/gophers/main.go
@@ -2,6 +2,8 @@
 
 package main
 
+// A Gio program that displays Go contributors from GitHub. See https://gioui.org for more information.
+
 import (
 	"context"
 	"flag"
diff --git a/apps/hello/hello.go b/apps/hello/hello.go
index f7742d3e..7ba01f6d 100644
--- a/apps/hello/hello.go
+++ b/apps/hello/hello.go
@@ -2,6 +2,8 @@
 
 package main
 
+// A simple Gio program. See https://gioui.org for more information.
+
 import (
 	"image"
 	"image/color"