Shumway is an open-source technology developed by Mozilla and Adobe that enables web developers to create rich, interactive experiences in HTML5, CSS and JavaScript. It is designed to provide a platform for creating web applications that are as fast as native applications. It is designed to be flexible, extensible, and efficient, and can be used to build powerful and engaging web applications. Shumway also provides a way to create interactive content with HTML5 and JavaScript, such as interactive games, dynamic charts and graphs, and interactive forms. Additionally, Shumway supports various multimedia elements, like audio, video and 3D graphics, as well as animation and transitions.
Discontinued Only security patches are being made. Going to be discontinued completely in 2020.SRC: https://www.wired.com/story/adobe-finally-kills-flash-dead/