Sumopaint. Sumo Paint is a free image editing software that gives you the opportunity to create, edit, and comment images online with powerful tools and layer support. URL: Sumopaint.

Take Part in Citizen Journalism for the 2008 U.S. Elections. If you're taking part in the American elections today, please consider using citizen journalism to make sure your vote counts. Here are a few ways to get involved using Twitter, video, photography, and more. URL: Take Part in Citizen Journalism for the 2008 U.S. Elections.

Web 2.0 Summit. The annual O'Reilly Web 2.0 Summit takes place Wednesday November 5, 2008 - Friday November 7, 2008 at the Palace Hotel in San Francisco.

Touchnote. Like sending and receiving real post cards. Like being able to breathe life into digital photos and help people share their memorable moments, check out Touchnote. URL: Touchnote.

MeeID. Think of it is as your web ID, or simply a place to promote ten links. Publicize your multiple social websites, promote your professional photo and information, link to your 10 favorite online mp3s, write a haiku, make a top ten list, and so on. URL: MeeID.

Goodguide. The site provides the world's largest and most reliable source of information on the health, environmental, and social impacts of products and companies. GoodGuide's mission is to help you find safe, healthy, and green products that are better for you and the planet. A TechCrunch50 finalist as well as the audience vote for best company at today's Web 2.0 Summit. They just released an iPhone app today. URL: Goodguide.

Social Twist. A widget that lets site visitors share content with friends across IM, email, social networks or blogs, without leaving your site. URL: Social Twist.

Change.gov. The new website of the Office of the President-Elect, Barack Obama. Stay up to date with news, submit your ideas, even apply for a job in his administration. URL: Change.gov.

Care2. The largest online community for healthy and green living, human rights and animal welfare. You can also use the petition site to start your own petition for any cause. URL: Care2.

Twuffer. Twitter from the future. Compose a list of future tweets, and schedule their release. Useful for regular announcements, appointments, real-time scavenger hunts, or if you just want to appear to never sleep. URL: Twuffer.

Flickrfolio. A free, hosted portfolio service which automatically feeds from your photos and photosets on Flickr. Still being tweaked but launching soon. Sign up to be notified. URL: Flickrfolio.

Tiny Geo-Coder. TinyGeoCoder is to latitude/longitude coordinates what TinyURL is to urls. TinyGeoCoder takes a location string (like "San Francisco, CA") and converts it into a latitude/longitude pair that immediately works within Google Maps and other applications. It's free and simple and comes with a fake API - you can call it directly from within your application. URL: Tiny Geo-Coder.

CrossLoop. A free desktop sharing application that lets users connect remotely to their tech-savvy family and friends or an actual IT expert for immediate support. Trusted helpers can walk you through your tech support needs step by step, or take over your desktop to fix a computer problem directly. For help with troubleshooting, software training, setting up a blog or online video post and more, the CrossLoop Help Marketplace is a community of technology experts that provides low cost, qualified help anytime, anywhere. URL: CrossLoop.

Lookpicking. A new server-based search box for Firefox. Users can choose from hundreds of search engines instantly. New search engines can be added to a personal profile on-the-fly using the browser's context menu. Then, they can be shared at lookpicking.com. URL: Lookpicking.

Genius Rocket. Delivers compelling marketing and creative content such as video, audio, branding, graphic design and more from a diverse and talented community of over 5000 creative artists. URL: Genius Rocket.

Hitchsters. Helps match people looking to ride-share on the way to or from the airport (SFO, OAK & SJC) and hooks them up with a high-quality, yet inexpensive car service. By doing so a person saves on average $21/ride and reduces your carbon footprint by 30 lbs compared to taking a cab by yourself. URL: Hitchsters.

ID Selector. A widget that you add to the existing OpenID login form on your website. You embed a snippet of javascript code into your page, and it writes in an HTML button tag styled to match your CSS. When clicked, a box expands that helps the user choose an OpenID provider at which they may already have an account. URL: ID Selector.

UserNameCheck. Wonder if your username has already been registered, or forgotten which sites you've signed up for? Enter the username you use or would like to use, and UserNameCheck will scan sites from Blogger to Zooomr (with more on the way) to see if it's registered. URL: UserNameCheck.

Hobbything. A social network for hobby enthusiasts, whether you're an amateur hobbyist, collector or crafts person. URL: Hobbything.

piZap. Online photo editor that allows users to add different effects like stickers and thought bubbles. Save and share creations on various social networking and blogging tools, or put them on physical objects like T-shirts and mugs. No registration required. URL: piZap.

Brightstorm. An online learning network designed to help high-school students deepen their understanding of important subjects and better prepare for college through video-based courses designed and taught by expert teachers from across the country. URL: Brightstorm.

NewTeeVee Live - Television Reinvented. NewTeeVee Live pushes forward the online video industry's hottest topics, features its most talented video producers and promising technologies, and draws together its leading personalities, investors and innovators.

Twingr. Create your own microblogging community and communicate with friends and other people that share your same interests. URL: Twingr.

Zuigames. A free online Flash gaming portal designed just for kids. All games are reviewed for kid appropriateness so parents can let their kids surf the site without concern that they'll encounter an inappropriate game. The site is operated by KidZui.com; all games on the site (plus many more) are also available in KidZui's fun, kid-safe web browser. URL: Zuigames.

World Community Grid. Donate the time your computer is turned on, but is idle, to projects that benefit humanity with this secure software that does it all for free. Once you install the software, you will be participating in World Community Grid. No other action must be taken. World Community Grid's mission is to create the largest public computing grid benefiting humanity. Their work is built on the belief that technological innovation combined with visionary scientific research and large-scale volunteerism can change our world for the better. URL: World Community Grid.

tr.im. This site shortens URLs for use on networks like Twitter. No account is required, but you can install the bookmarklet for quicker tweeting. URL: tr.im.

OpenCongress. A free, open-source, non-profit, and non-partisan web resource with a mission to make the U.S. Congress more transparent and to encourage civic engagement. Brings together official government data with news coverage, blog posts, comments, and more to give you the real story behind what's happening in Congress. URL: OpenCongress.

SonicSwap. Put your iTunes on the internet. Lets you post your music and playlist collections on the net, and gives you and your friends access to play your music legally over the internet. URL: SonicSwap.

Mashup Camp 2008. Mashup Camp, a.k.a "The Unconference for the Uncomputer" is an unconference-style event that's dedicated to bringing together the Internet software mashup community for a face-to-face collaborative meet-up where new relationships are formed, old relationships are nurtured, ideas are shared, multiple balls are moved forward, and innovation happens in real-time.

Google Mobile App for iPhone. New search features available for the first time on iPhone, including voice search, quick search your contacts, location-aware results, and one-touch to Google services (Gmail, photos, talk, reader, etc). Available for free in the iTunes app store. URL: Google Mobile App for iPhone.

Tip’d. A social media community for financial and business news. Submit articles about the latest financial news, "tip" the stories you like, and discuss the stories that have been posted. URL: Tip’d.

Bloglovin. An uncluttered free RSS reader. Claim your blog, follow your favorite blogs, save your favorite posts, and find new blogs to read. URL: Bloglovin.

CollabFinder. A resource for designers and developers to find each other for personal projects. Complete a profile, use the ranking tool to discover other people's projects, and follow people whose projects you're interested in. Get updates on people whose project statuses have changed from "busy" to "open", or who have posted new projects, via RSS or your CollabFinder account. URL: CollabFinder.

Musebin. One line music reviews with ratings. As with Twitter, lines are limited to 140 characters. Rate other reviews with Yea or Nay buttons. Currently in beta; you can request an invite. URL: Musebin.

Polyvore. Create collage sets with images across the web. Use Polyvore's bookmarketlet tool Clipper to add images to play with, and use the editing tool to select, change and add images to any themed set, ranging from fashion creations to wedding inspiration boards. Publish the sets and share them with the community and friends. URL: Polyvore.

Wipee List. A to-do list manager and web app that helps you prioritize your current tasks to increase your productivity and get things done faster than ever before. URL: Wipee List.

Viviti. A web-based WYSIWYG website builder that lets you create a free web space with ease and no technical knowledge. [Beta] URL: Viviti.

Storyz. A mobile phone group messaging and photo sharing tool. Users can post private messages to their friends or completely public. Storyz functions like threaded group MMS across web and mobile. The service converts photos and videos across handsets and web, and can be used on popular social network sites like Facebook, MySpace and Hi5. URL: Storyz.

Ocarina. The "first true musical instrument created for the iPhone. Ocarina is sensitive to your breath, touch and movements, making it even more versatile than the original [instrument]. Unlike other musical applications, there are no pre-compiled riffs so musicians will find unlimited opportunities for self-expression. Advanced options allow you to choose between diatonic, minor and harmonic scales." You blow into the iPhone microphone and use your fingers to play the "keys" on the screen. Also has social features to listen to other user's music by location. Download the app at iTunes for $.99. See Emily's blog post. URL: Ocarina.

Twistory. Add your Twitter feed to your favorite calendar application and browse through your personal Twitter diary. URL: Twistory.