diff --git a/README.md b/README.md
index 61ddfc88..938a825f 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@
 
 > the project is still in an early stage. Documentation may be missing and examples may be broken.
 
+
 ## Usage
 
 Get the library via [npm](http://npmjs.org) or [bower](http://bower.io) and use it in your web applications to display [BPMN 2.0 diagrams](http://www.bpmn.org/).
@@ -58,6 +59,14 @@ Checkout an [example project](https://github.com/bpmn-io/bpmn-js-examples/tree/m
 *   [Examples](https://github.com/bpmn-io/bpmn-js-examples)
 
 
+## Tools
+
+bpmn-js builds on top of a few additional powerful tools
+
+* [bpmn-moddle](https://github.com/bpmn-io/bpmn-moddle): Read / write support for BPMN 2.0 XML in the browsers
+* [diagram-js](https://github.com/bpmn-io/diagram-js): Diagram rendering and editing toolkit
+
+
 ## Building the Project
 
 As long as the project is in alpha stage, you must make sure you setup the whole development environment, including a number of [project dependencies](https://github.com/bpmn-io) according to [our development setup](https://github.com/bpmn-io/bpmn-js/blob/master/docs/project/SETUP.md).
@@ -65,4 +74,4 @@ As long as the project is in alpha stage, you must make sure you setup the whole
 
 ## License
 
-Use under the terms of the [bpmn-js license](http://bpmn.io/license).
\ No newline at end of file
+Use under the terms of the [bpmn-js license](http://bpmn.io/license).