diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..970215aa
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+*.o
+src/harptool
+src/lex.yy.cc
+src/libharplib.a
+src/libharplib.so