FilmNet is an online community based around video content that brings together filmmakers and viewers through quality videos, advanced social networking tools and an in-depth industry database.

http://www.filmnet.com/

Openfilm provides a venue for users to watch premium video content, as well as for filmmakers to exhibit their works. Openfilm also takes a full-service approach to its members and visitors including a full-featured social networking forum between viewers and creators, reviews and blogs, coverage of industry events, and an online database of film festivals (and film schools).

http://www.openfilm.com

ShortFilms.com is a video driven social network which enables filmmakers to upload their short films for the world to see. As well as uploading your short films you can also create your own blog, create a community, imbed your films into other websites, share your films with friends and family, and seek answers relating to the film industry.

http://www.shortfilms.com