Stethoscope is an open-source and free app to help you discover information from various URLs. The application uses public data sources such as the open-source projects API that contains a list of all the registered open source projects such as GitHub, Bitbucket, and many more. It also analyzes pages on the website and is able to detect information such as the number of pull requests, the project's issues, or the number of commits made by a certain user. It is especially useful for detecting changes made to a project's source code. The app is useful for developers who are constantly looking for code updates on various open-source projects, such as GitHub.