There is no universally supported video format among browser.
To use video to target a wide range of HTML5 users, encode your video in a number of formats.
The following table shows the formats that have strong support at the moment.
| Format | Description | Support |
|---|---|---|
| WebM | backed by Google. | Opera Chrome Firefox |
| Ogg/Theora | Ogg Theora is an open, royalty-free, and patent-free format. | Opera Chrome Firefox |
| MP4/H.264 | free to use | Internet Explorer Chrome Safari |