Splinter is an open source tool for testing web applications using Python. It lets you automate browser actions, such as visiting URLs and interacting with their items. Splinter is an abstraction layer on top of existing browser automation tools such as Selenium, PhantomJS and zope.testbrowser. It has a high-level API that makes it easy to write automated tests of web applications. It has drivers for Chrome and Firefox for browser-based testing, and zope.testbrowser and PhantomJS for headless testing.