Important: Chrome will be removing support for Chrome Apps on Windows, Mac, and Linux. Chrome OS will continue to support Chrome Apps. Additionally, Chrome and the Web Store will continue to support extensions on all platforms. Read the announcement and learn more about migrating your app.
Several graphically intense interactive application frameworks / game engines exist that target web technologies. The following are some we recommend with instructions for producing a Chrome App.
PlayCanvas demo on Chrome Web Store: Swooop
PlayCanvas is a free and open source WebGL Game Engine targeting mobile and desktop. Its browser based development tools support real-time collaboration.
PlayCanvas exports content that requires a small amount of manual work to package into a Chrome App. See: PlayCanvas Packaged App Publishing Documentation.
WiMi5 demo on Chrome Web Store: Bakus Legend
WiMi5 is a free cloud based webapp to create, publish and monetize web games. Games are quickly developed using a visual scripting editor. Programming is not required.
WiMi5 can create a package for Chrome Web Store with 1-click. See: How to publish your game on the Chrome Web.