Things you will need

CONTRIBUTING.md

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 077fce6..03edc9d 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -3,6 +3,12 @@
 
 [![Build Status](https://travis-ci.org/flutter/engine.svg)](https://travis-ci.org/flutter/engine)
 
+Things you will need
+--------------------
+
+ * git
+ * an IDE. We recommend [Atom](https://github.com/flutter/engine/wiki/Using-Atom-with-Flutter).
+
 Getting the code
 ----------------