diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..122b9b1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+java/target/
+java-fast/target/
+rust/target/
+rust-no-heap/target/
+
+*.lock
+*.tmp
\ No newline at end of file