LayaBox ( Souyou Network Technology Beijing Co., Ltd.), also named Laya, is a Chinese-developed freeware framework which includes an HTML5 game engine named LayaAir which targets mobile and web platforms, as well as online publishing and digital distribution services. First announced on the in March 2015, it offers a feature set for developing multi-platform games. Currently a hundred games officially use Laya engine solutions. The LayaPublish module is available to publish games made with it to various platforms.