diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d02bb17
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+# Ignore fish files whose basename starts with "_"
+**/_*.fish
+
+# Ignore Lua files whose basename starts with "_"
+**/_*.lua