diff --git a/README b/README
new file mode 100644
index 0000000..a9610d4
--- /dev/null
+++ b/README
@@ -0,0 +1,23 @@
+mato8
+=====
+Mato8 is an implementation of the classic snake game for CHIP-8. You should
+run mato8 at a speed of at least 900 IPS for the intended experience.
+
+Controls
+--------
+2 up
+4 left
+6 right
+8 down
+
+NOTE: These are the CHIP-8 keys. Your implementation may map them to other
+keys, e.g. 2 q e s.
+
+Building
+--------
+Mato8 is meant to be built with c8asm, which you can get from
+https://github.com/wernsey/chip8
+
+License
+-------
+Mato8 is released under CC0 1.0.