diff --git a/README.md b/README.md
index 8b42812008d..4b4548a2e49 100644
--- a/README.md
+++ b/README.md
@@ -572,6 +572,7 @@ Here are some companies/projects (alphabetical order) using OpenAPI Generator in
 - 2019-03-27 - [OpenAPI3を使ってみよう！Go言語でクライアントとスタブの自動生成まで！](https://techblog.zozo.com/entry/openapi3/go) by [@gold_kou](https://twitter.com/gold_kou)
 - 2019-04-18 - [How to use OpenAPI3 for API developer (RubyKaigi 2019)](https://speakerdeck.com/ota42y/how-to-use-openapi3-for-api-developer) by [@ota42y](https://twitter.com/ota42y) at [RubyKaigi 2019](https://rubykaigi.org/2019)
 - 2019-04-29 - [A Beginner's Guide to Code Generation for REST APIs (OpenAPI Generator)](https://gum.co/openapi_generator_ebook) by [William Cheng](https://twitter.com/wing328)
+- 2019-05-01 - [Design and generate a REST API from Swagger / OpenAPI in Java, Python, C# and more](https://simply-how.com/design-and-generate-api-code-from-openapi) by [Simply How](https://simply-how.com/)
 
 ## [6 - About Us](#table-of-contents)