10 free HTML5 video conversion tools — from hongkiat.com by Azzief Khaliq

Excerpt (emphasis DSC):

Gone are the days when having moving images on your website meant having to use GIFs or Adobe Flash. The emergence of HTML 5 and its multimedia features has allowed designers to do without Adobe Flash or heavy, slow-loading GIF animations and, instead, use the native HTML5 video player. However, HTML5 only supports a few video formats, namely OGG, WebM and MP4.

If you’re keen on using HTML5 videos on your website, the most important step is, of course, converting the video files themselves into the right format. Here are 10 free apps that will help you do just that by taking all the hassle out of the conversion process.