Gaminster create a new website called xbox.gaminster.com to play free compatible html5 games with Xbox one under the Microsoft Edge browser.
More than 20 games are availables and more coming soon from Gaminster and other developpers.
Great games Like Freeciv (Civilisation Clone), 3D City (Simcity 3d clone), Hexgl (F-zero like), Hextris , Duck hunt Defender and more.