Switchpod is a podcasting hosting service that provides both free and premium accounts to users. Users can create a podcast, upload it to Switchpod and be podcasting to the world in minutes.

Scribd is a free, web-based, document sharing community and self-publishing platform that enables anyone to easily publish, distribute, share, and discover documents of all kinds. E-books, presentations, essays, academic papers, newsletters, photo albums, school work, and sheet music are just a few of the different kinds of documents that can be published and shared on Scribd.

From Scribd.com website
Via Techcrunch

Issuu is an online publishing service and a creative community dedicated to publishing. With Issuu (pronounced 'issue') anyone can convert their PDF documents into interactive online publications.

With Issuu you can 

• Upload any PDF file and have it instantly converted to an online publication
• Embed your documents on any site, profile or blog with our standalone viewer
• Connect with your friends to see what they publish and bookmark on Issuu
• Customize your personal Library to show exactly what you’re interested in
• Find the web’s coolest publications in one place 

From Issuu.com.

Via Techcrunch

Wordtracker offers a keyword research and suggestion tool to help website owners and search engine marketers identify keywords and phrases that are most likely to be used as queries by search engine visitors.

Marketers can also determine how many competing sites are using those keywords and can identify the phrases that have the greatest traffic potential.

Mango Languages is a free, an online language learning system freely available to everyone.

BlogTalkRadio is a social radio network that enables users to create free, live, call-in talk shows with unlimited participants utilizing an ordinary telephone and computer. Shows are automatically archived and made available as podcasts and no software download is required. Listernes can subscribe to shows via RSS into iTunes and other feed readers.

Create a web strategy that means business - use this form to evaluate your website.

Upcoming is a Yahoo social network community and calendar for discovering and sharing events.

TrafficMagnets provide free, live dynamic traffic data for your surrounding area.

Skype is a service that enables users to make free calls to other people who use Skype, and reduced rate calls to landlines and cellphones.