diff --git a/README.md b/README.md
index a59559f..62d9751 100644
--- a/README.md
+++ b/README.md
@@ -351,6 +351,7 @@ Please see [CONTRIBUTING](https://github.com/ziadoz/awesome-php/blob/master/CONT
 * [daux.io](https://github.com/dauxio/daux.io) - A documentation generator which uses Markdown files.
 * [PHP Documentor 2](https://github.com/phpDocumentor/phpDocumentor) - A documentation generator.
 * [phpDox](https://phpdox.net/) - A documentation generator for PHP projects (that is not limited to API documentation).
+* [zircote/swagger-php](https://github.com/zircote/swagger-php) - Generate OpenAPI documentation for your RESTful API.
 
 ### Security
 *Libraries for generating secure random numbers, encrypting data and scanning and testing for vulnerabilities.*