Slide, founded by PayPal co-founder Max Levchin, makes widgets that help people express themselves. The company took a big risk in 2006 when they gave users the ability to auto-insert slide shows into their MySpace pages and blasting bulletins out to all their friends.

Netpickle maker of RockYou (originally named RockMySpace) creates and distributes self-expression widgets. The widgets can be used to enhance the look and feel of blogs, personal websites and personal pages on social networks such as Facebook, MySpace and Bebo.

Animoto generates custom, professional-looking slideshows from user-uploaded music and photos. Their “patent-pending Cinematic Artificial Intelligence technology and high-end motion design” drives the web app. They say the Cinematic A.I.

Smilebox is a service that allows users to communicate creatively with friends and family. Instead of being restricted to sending stock greeting cards or photos, users have numerous options.

imageloop.com is the leading European widget Network in 6 languages with currently about 20 million playing widgets per month. Strong upward trend.

BubbleShare, which launched in 2005, is a photo sharing service. Users can upload their photos, add comments, and add their own voice to them. BubbleShare then generates a private link to be shared with friends and family. In early 2007 the company was sold to Kaboose Inc.

Members and visitors share photos online, host images, order prints and utilize most other options available through the top photo sharing sites.

Facebook is the world’s largest social network, with over 400 million users. Facebook was founded by Mark Zuckerberg in February 2004, initially as an exclusive network for Harvard students.

SmugMug is not your typical Web 2.0 photo sharing site. It’s not free, there are no ads, the company is self funded, and has been profitable for over three years.

Photobucket is an image hosting, video hosting, slideshow creation and photo sharing website. It was founded in 2003 by Alex Welch and Darren Crystal and received funding from Trinity Ventures.