Encrypted Media Extensions
Netflix supports HTML5 video using EME with a supported web browser: Chrome, Firefox, Microsoft Edge, Internet Explorer (on Windows 8.1 or newer), or Safari (on OS X Yosemite or newer). YouTube supports the HTML5 MSE. Available players supporting MPEG-DASH using the HTML5 MSE and EME are NexPlayer, THEOplayer by OpenTelly, the bitdash MPEG-DASH player, dash.js by DASH-IF or rx-player.
Adobe Wallaby
Adobe Wallaby is an application that turns FLA files into HTML5. On March 8, 2011, Adobe Systems released the first version of an experimental Flash (FLA files) to HTML5 converter, code named "Wallaby". It has been quickly superseded by various other Adobe tools.