Viddler is a video publishing site that lets members share programs through streaming video, podcasting and third-party applications running on many sites or the desktop. We haven’t finished our introduction to Viddler. Add your review now in Comments.

 
Dwellicious is a social bookmarking site for real estate, allowing home shoppers (what few there are these days) to collect listings and share them with friends, family and real estate professionals. Using a bookmarklet, button users add to their browser toolbar, members can send a listing found on a collection of real estate sites to [...]

 
Seesmic is a video discussion site on which people post messages and respond to one another only in video. Here’s a conversation by BlogQueen about what is the best kind of traffic to a Web site and a host of responses. Members’ activity is presented in a public timeline that allows easy browsing through their [...]

12seconds is a video micro-blogging site. It’s unique angle is a 12-second time limit on video messages, which makes it the “Twitter Talkies,” adding the visual to the brief messaging style of the popular Twitter service. Other options for short video messaging include Seesmic and Qik, both of which provide longer recording times.
The 12seconds site [...]

TeacherTube is a social video site for learning programs

TeacherTube is a new service that features learning (especially how-to) and educational videos that can be shared, rated and discussed by members. The site is such a new effort that we want to just give it your attention and return later to do a review. Extensive [...]

youmeo aggregates social networking accounts for its members, provides chat, group discussions and search across its membership directory by interest and profile characteristics (gender, sexual orientation, religion, etc.) It is still in “beta” (testing to get the bugs out).
The site collects postings and updates from Twitter, bebo, last.fm, MySpace, Tumblr, hi5, Friendster, LinkedIn, Plurk, Plaxo, [...]

Veoh makes watching TV a community activity

Veoh is a video-sharing community that lets members share video on the Web and watch Web video when not connected to the Internet using a Windows XP and Vista-compatible application. Programming ranges from network news and entertainment to self-produced amateur video. The community features give members personalized recommendations [...]

 
Collecting bookmarks is only one way of collaborating with other people. Using  Diigo, which bills itself as a “social information network,” you can take notes that can be shared with other readers, adding a digital sticky note to a page. Building on this simple addition to social bookmarking, Diigo has built a research tool that [...]

We haven’t finished our review of Ma.gnolia, a social bookmarking site, but that shouldn’t stop you from adding your own in Comments right now!

We haven’t finished our review of Reddit, but that shouldn’t stop you from adding your own in Comments right now!