Animoto is a web application that produces videos from user-selected photos and music.
Animoto analyzes the provided photos and music, automatically generating a trailer like video. According to Animoto website, its engine analyzes users’ photos and music and takes into consideration music’s genre, rhythm, and tempo to generate a video that takes into the song’s nuances. The site claims no two videos are ever the same.
As of Auguest 2008, 250,000 users in over 200 countries have registered with Animoto.com with 4 million videos and 50 million views.

Flickr is an image and video hosting website, web services suite, and online community platform. It was one of the earliest Web 2.0 applications. In addition to being a popular Web site for users to share personal photographs, the service is widely used by bloggers as a photo repository. Its popularity has been fueled by its organization tools, which allow photos to be tagged and browsed by folksonomic means. As of November 2008[update], it claims to host more than 3 billion images.

Picasa Web Albums (PWA) is a photo-sharing web application from Google, often compared to programs like Flickr and Zooomr.
It allows users with accounts at Google to store and share 1 GB of photos for free. Users can purchase more storage space, which can be shared between Google services.
Users may upload pictures either via a web interface, Picasa 2.5.0 or later[4] on Microsoft Windows, using the Exporter for iPhoto, the Aperture to Picasa Web Albums plug-in, or Uploader on Mac OS X, or F-Spot on Linux. In both paid and …