diff --git a/.hgignore b/.hgignore
new file mode 100644
--- /dev/null
+++ b/.hgignore
@@ -0,0 +1,7 @@
+style: regex
+
+# ignore all saved schedules, but keep track of the .keep file.
+^saved_schedules/[^.]
+
+# ignore common unwanted suffixes
+(~|\.orig|\.rej)$