diff --git a/docs/code-overview.txt b/docs/code-overview.txt
new file mode 100644
index 0000000000000000000000000000000000000000..210a1e6a445ca7d95967cf5c943103eaa1538b9a
--- /dev/null
+++ b/docs/code-overview.txt
@@ -0,0 +1,7 @@
+====================
+Code Overview
+====================
+
+Below is a flowchart showing the dependency of different packages and modules within Bilby.
+
+.. image:: images/bilby_layout.png
diff --git a/docs/index.txt b/docs/index.txt
index b226d11953af6582ffb1c17d91dd59c4b5d753f3..c2dbb5e804c0f334663ca0c54021ea5fbf57b9ab 100644
--- a/docs/index.txt
+++ b/docs/index.txt
@@ -9,6 +9,7 @@ Welcome to bilby's documentation!
    :caption: Contents:
 
    installation
+   code-overview
    examples
    basics-of-parameter-estimation
    prior