diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8bec0b4
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,11 @@
+# Build files
+/build*/
+/*.g1a
+/*.g3a
+
+# Python bytecode
+__pycache__/
+
+# Common IDE files
+*.sublime-project
+*.sublime-workspace