HTML5 video
Support for HTML5 video has been steadily increasing. In June 2013, Netflix added support for HTML5 video. In January 2015, YouTube switched to using HTML5 video instead of Flash by default. In December 2015, Facebook switched from Flash to HTML5 for all video content.
Google Chrome
Many of the latest HTML5 features: almost all of the Web Platform's features: GPU-accelerated canvas, including CSS 3D Transforms, CSS animations, SVG, WebSocket (including binary messages), Dedicated Workers; it has overflow scroll support, strong HTML5 video support, and new capabilities such as IndexedDB, WebWorkers, Application Cache and the File APIs, date- and time-pickers, parts of the Media Capture API. Also supports mobile oriented features such as Device Orientation and Geolocation.