diff --git a/README.md b/README.md
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--- a/README.md
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@@ -1054,6 +1054,7 @@ Inspired by [awesome-php](https://github.com/ziadoz/awesome-php).
 * GUI / Web Testing
     * [locust](https://github.com/locustio/locust) - Scalable user load testing tool written in Python.
     * [PyAutoGUI](https://github.com/asweigart/pyautogui) - PyAutoGUI is a cross-platform GUI automation Python module for human beings.
+    * [Schemathesis](https://github.com/kiwicom/schemathesis) - A tool for automatic property-based testing of web applications built with Open API / Swagger specifications.
     * [Selenium](https://pypi.org/project/selenium/) - Python bindings for [Selenium](http://www.seleniumhq.org/) WebDriver.
     * [sixpack](https://github.com/seatgeek/sixpack) - A language-agnostic A/B Testing framework.
     * [splinter](https://github.com/cobrateam/splinter) - Open source tool for testing web applications.