jPlayer

jPlayer is an open-source HTML5 audio and video player that can be used for advertising purposes. It is lightweight and highly customizable, allowing developers to create visually appealing and interactive player experiences. jPlayer supports various audio and video formats, including MP3, Ogg, and H.264, making it compatible with a wide range of devices. Its integration with advertising platforms enables marketers to display ads before, during, or after media playback. jPlayer provides options for displaying ads in various formats, such as banner ads, overlay ads, or pre-roll video ads.

Website: https://jplayer.org/