diff --git a/skywalking-api/.gitignore b/skywalking-api/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..aa03871c0fd259561e39204866ac2844159ea164
--- /dev/null
+++ b/skywalking-api/.gitignore
@@ -0,0 +1,14 @@
+*.class
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.ear
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+.idea
+*.iml
diff --git a/skywalking-server/.gitignore b/skywalking-server/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..aa03871c0fd259561e39204866ac2844159ea164
--- /dev/null
+++ b/skywalking-server/.gitignore
@@ -0,0 +1,14 @@
+*.class
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.ear
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+.idea
+*.iml