Safari 11.1 supports any video in <img> tag and it does all the things you want: https://calendar.perfplanet.com/2017/animated-gif-without-the-gif/ https://cale

Safari 11.1 supports any video in <img> tag and it does all the things you want: https://calendar.perfplanet.com/2017/animated-gif-without-the-gif/ https://calendar.perfplanet.com/2017/animated-gif-without-th... There is a feature request for Chrome: https://bugs.chromium.org/p/chromium/issues/detail?id=791658 https://bugs.chromium.org/p/chromium/issues/detail?id=791658