Update README.md

davidjgraph · web-flow · commit c59c08068473 · 2018-07-31T10:14:04.000+01:00
diff --git a/README.md b/README.md
@@ -23,6 +23,8 @@ Support
 
 There is a [mxgraph tag on Stack Overflow](http://stackoverflow.com/questions/tagged/mxgraph). Please ensure your questions adhere to the [SO guidelines](http://stackoverflow.com/help/on-topic), otherwise it will be closed.
 
+We do not provide commercial support. If you are looking for a commercially supported diagramming library, we recommend [yFiles HTML](https://www.yworks.com/products/yfiles-for-html). Their layouting and routing algorithms, in particular, are the best out there.
+
 License
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