Viscomsoft 3

This online converter requires to download a small piece of the software. So, it is not purely online, as other sites in the list.
This service allows to convert the popular video formats to FLV videos within web browser. Webmasters are bloggers are able to embed the FLV converter into their web pages. Supports input avi (include divx, xvid), asf, flv, mpeg1, mov, wmv, mp4, m4v, 3gp, 3g2 to flv format.
Preview the video before conversion.
Cut the video by selection range before conversion.