WebM video files play directly in your web browser using a new technology called HTML5. No plug-ins are required, but you must install a web browser that supports WebM files.
The WebM launch is supported by Mozilla, Opera, Google and more than forty other publishers, software and hardware vendors
What’s Great About WebM:
- Very high quality video
- 100% free and open to everyone
- Supported on popular video sites like YouTube
- Great video playback performance, even on older computers