In one example of the disclosure, a graphic user interface is sent to a client system for display via a web browser. The graphic user interface is to enable receipt of a user instruction to commence recording of user actions made via the web browser upon a subject web application. Responsive to receipt of the user instruction, a key is caused to be sent via the web browser to a host system hosting the subject web application. The key and recording data indicative of user actions performed upon the subject web application via the web browser are received from the host system via the web browser. The key and the recording data are included within a web page or web pages of the subject web application. The key is utilized to access the recording data. The recording data is sent to the client system for display via the web browser.