According to one or more aspects of the present disclosure, operations may include accessing an audiovisual file of an audiovisual presentation that includes an audio track that includes audio data and a video track that includes video data. The operations may also include generating an audio stream of the audio data that mimics the audio data as being sequentially obtained from audio being captured in real-time. Further, the operations may include generating a video stream of the video data that mimics the video data as being sequentially obtained from video being captured in real-time. Moreover, the operations may include providing the audio stream and the video stream to a system Web Real-Time Communication (WebRTC) client of a system. In addition, the operations may include communicating, from the system WebRTC client, the audio stream and the video stream to a user-device WebRTC client of a user device using WebRTC protocols.