Social Networking

Advogato
A community site for developers of free software.
http://www.advogato.org/

Amina
Provides articles, news, online discussion boards, chat room, photo gallery, and private email service focusing on social life in Chechnya. Users may write in Chechen, Russian, and English.
http://www.amina.com/

aSmallWorld
A private online community designed for those who already have strong connections with one another. By invitation only.
http://www.asmallworld.net/

Badoo
A worldwide community that provides its members with the ability to communicate and share their lives. Features include photo and video sharing.
http://badoo.com/

Bebo
Allows users to share photos with music, and blogs, and draw on members' White Boards.
http://www.bebo.com/

BlackPlanet.com
A community for African Americans, that provides an interactive forum with chat, photos, games, email, and contests.
http://www.blackplanet.com/

Blog Pirates
Free service uses the multi-user edition of WordPress.
http://blogpirates.com

Broadcaster.com
A live entertainment community allows users to communicate with one another through a two-way web cam interface with interactive broadcast controls. Also offers access to content such as video clips, live web cams, and games.
http://www.broadcaster.com/

Buzznet
A video, photo and journal based community that enables users to program dynamic multimedia communities around music and pop culture topics.
http://www.buzznet.com/

CarDomain
A home for car enthusiasts, with pictures, video, groups and blogs.
http://www.cardomain.com/

Care2
Connects activists from around the world, with member profiles, news stories and blogs to facilitate social networking, petition and donation drives and email.
http://www.care2.com/

Classmates.com
Find, connect and keep in touch with friends and acquaintances, post photographs, announcements, and biographies, read community message boards and be informed of upcoming reunions. Free and paid memberships.
http://www.classmates.com/

2collab
Online collaboration tool for researchers that enables to share, connect and discuss researchs.
http://www.2collab.com/

Consumating
Billed as "A new way to find people who don't suck". Users can find others with similar interests based on the tags displayed in their profile, by location, gender and age. Supports its members meeting in person, in large groups.
http://www.consumating.com/

CouchSurfing
Offers profile listing, discussion groups and a place to arrange free accommodations around the world.
http://www.couchsurfing.com/

Cyworld
Users have access to a profile page, photos, drawings and images uploading, an avatar, neighborhoods, and clubs.
http://us.cyworld.com/

Dandelife
Users are able to create a personal biography and share it with the world. Incorporates photos at Flickr, and videos at Youtube.
http://www.dandelife.com/

Dodgeball.com
Mobile social software available in several cities in the United States, maintained by Google. Profile page for members.
http://www.dodgeball.com/

DontStayIn
View photos from bars, clubs and other social events throughout the UK, the US, Spain and Ireland. Profile page, gallery and live chat.
http://www.dontstayin.com/

Doostang
An invitation only site that ensures all contacts entering the system are trusted by at least one or more members in the network. Members share career opportunities and interact with others.
http://doostang.com/

eCRUSH
Find out if a secret admirer feels the same, without the risk of rejection; also quizzes, chat, love advice, and match making.
http://www.ecrush.com/

Eons
Information, tools and communities for people over the age of fifty.
http://eons.com/

eSPIN-the-Bottle
Designed for teens and college students to meet, rate pictures, and take quizzes. Members can meet new people, without the risk of rejection.
http://www.espinthebottle.com/

Experience Project
A personal growth and support community connecting members through shared experiences.
http://www.experienceproject.com/

FaceParty
Community including live chat, photograph uploads and messaging between members.
http://www.faceparty.com/

Faves
Allows users to find, save and share interesting web content with friends and family.
http://faves.com/home

Flickr
Picture galleries available with chat, groups, and photo ratings.
http://flickr.com/

Flirtomatic
Online mobile flirting and dating service, with profile search, live chat, and ratings.
http://www.flirtomatic.com/

Flixster
Members can share movie ratings, add favorite celebrities to their weblog, meet people with similarities, and take a movie quiz.
http://www.flixster.com/

Fotki
A service for sharing and printing photos. Also offers blogs.
http://www.fotki.com/

Fotolog
A community of interconnected photo diaries and blogs.
http://www0.fotolog.com/

Freewebs.com
Space for individuals, groups, or small businesses to share photos and videos, open a store, and build a member community.
http://members.freewebs.com

Friends Reunited
The main site reunites people, while Genes Reunited enables members to pool their family trees; the Dating and Jobs sites link members with similar attributes, interests and/or locations. Pages specific to several locations around the world.
http://www.friendsreunited.com/

Friendster
A global social network that emphasizes friendship and the discovery of new people. Search for old friends and classmates, stay in touch with friends, share photos and videos. Also in Simplified and Traditional Chinese, and in Spanish.
http://www.friendster.com/

Fruehstueckstreff
A forum for people to meet for breakfast and stimulating conversation. Basic and premium memberships. In English and German.
http://www.beonit.net/fruehstueckstreff/default.aspx

Gaia Online
General Anime, Manga, and video game discussions, a links database and a fan-art gallery. Lets members create and customize characters to represent themselves.
http://www.gaiaonline.com/

Galoomba
An online community that enables the user to interact with people, locally and worldwide. Includes personal pages, forums, messaging, photos and group listings.
http://www.galoomba.com/

Gather
Encourages users to write articles and reviews, upload audio and images. Members collect Gather Points™ that can be used to purchase goods and services.
http://www.gather.com/

Geni
Enables the creation of a family tree, and a profile, which can be shared with family and friends.
http://www.geni.com/

Graduates.com
Lists schools, colleges and universities from many countries and offers free registration and browsing. Members can list contact information, a brief biography, and other details, to reunite with former classmates.
http://www.graduates.com/

Grono.net
Offers videos, groups and forums as well as profile pages and classifieds. Based in Poland, available in several languages.
http://grono.net/

hi5
Offers a profile page, a friend request feature, photo storage, music reviews, video, and email.
http://www.hi5.com/

The Hospitality Club
A network of people around the world who offer accommodation, advice and help for travelers. Free membership.
http://www.hospitalityclub.org/

Identi.ca
A social microblogging service similar to Twitter, built on open source tools and open standards. Allows users to send text-based posts up to 140 characters long.
http://identi.ca/

Imeem
Users interact with each other by watching, posting, and sharing content of all media types, including blogs, photos, audio, and video.
http://www.imeem.com/

Jaiku
Users can create a microblog and connect friends, posting from the web, by SMS, or from desktop clients.
http://www.jaiku.com/

Kaboodle
Shopping community where people recommend and discover new things.
http://www.kaboodle.com/

Last.fm
An internet radio and music community website and social music platform. Uses a recommendation system known as "Audioscrobbler", to build a detailed profile of each user's musical taste.
http://www.last.fm/

LinkedIn
A networking tool to find connections to recommended job candidates, industry experts and business partners. Allows registered users to maintain a list of contact details of people they know and trust in business.
http://www.linkedin.com/

LiveJournal
A service for journals and blogs, that also offers privacy controls, photo storage, publishing tools, style templates, and online communities for many interests.
http://www.livejournal.com/

MEETin.org
A community dedicated to providing a casual social environment. Members are encouraged to organize and participate in events in any given MEETin city.
http://www.meetin.org/

Meetup
Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
http://www.meetup.com/

MiGente.com
An English language site for the Hispanic community, reflecting Latino culture and perspectives.
http://www.migente.com/

MindViz
Home to a number of signed and unsigned underground artists, this site offers such features as profiles, blogs, member polls, instant messaging, live chat, and email.
http://www.mindviz.com/

MOG
An online community that focuses on sharing songs, a music library, videos and thoughts on music.
http://mog.com/

Multiply
Users can create, share and discuss blogs, photos, videos and music with others as well as post reviews of movies and books, or share a calendar of events.
http://multiply.com/

MyChurch
A service for Christian churches that follow the Nicene Creed. In addition to standard services, it allows churches to post sermon podcasts, have event calendars, and collect tithes from members for a fee.
http://www.mychurch.org/

myYearbook
Offers quizzes and a weblog section, as well as videos and free content from CliffsNotes.
http://www.myyearbook.com/

Netlog
Members can create a profile and a guestbook, post pictures and send and receive messages. Create a clan or join one of the existing clans.
http://en.netlog.com/

Nexopia
Offers profiles, friends list, blogs, galleries, articles, and forums.
http://www.nexopia.com/

Ning
An online service to create, customize, and share a social network.
http://www.ning.com/

OkCupid
A free social networking and dating website that also offers features that include blogs and member-created quizzes.
http://www.okcupid.com/

OneClimate.net
Devoted to the subject of climate change, users share thoughts, ask questions, and post videos and images. Create a personal eco-profile and calculate a carbon footprint.
http://www.oneclimate.net/

Opera Community
Features include a weblog service, photo albums and forums. Users may download skins and setups for the Opera browser.
http://my.opera.com/community/

Orkut
Social networking and discussion site operated by Google.
http://www.orkut.com/

OUTeverywhere
A lesbian, gay, bisexual, and transgender community that includes member profiles, picture galleries, private messages, discussion boards and online chat. Also organizes offline events.
http://www.outeverywhere.com/

Passado
Offers blogging, photo sharing, reviews and a groups section. Communities in Spain, France, Germany and Italy.
http://www.passado.com/index.aspx

Piczo
In this photo website builder and community, users can add items such as images, text content, videos, glitters, shout-outs, and profile pages.
http://www.piczo.com/

Pownce
Users send messages, files, links, and events to friends. Basic and pro accounts. Currently only limited registrations are accepted.
http://www.pownce.com/

ProfileHeaven
In addition to profiles, offers email, a forum, music, videos and an arcade.
http://www.profileheaven.com/

Rummble
A mobile social network. Users can share favorite places, explore friend's travels on the web or from a mobile, upload photos, write a mobile weblog, instant message, and flirt.
http://www.rummble.com/

Ryze Business Networking
Members get a free networking-oriented home page and can send messages to other members. They can also join special Networks related to their industry, interests or location.
http://www.ryze.com/

Sermo
An online community for physicians to post observations and questions about clinical issues and hear other doctors' opinions.
http://www.sermo.com/

Shelfari
This social media site is focused on books. Members can build virtual bookshelves, discover, rate and discuss books, and participate in online groups.
http://www.shelfari.com/

Skyrock
Offers blogs, profiles, chat, photos, and videos.
http://www.skyrock.com/

Snooth
A community for wine drinkers; registered users can research, review and shop for wine.
http://www.snooth.com/

Soul Harvest
Online Christian community with blogs, events, forum, groups, and photo gallery.
http://summersoulharvest.ning.com/

Sportsvite
A service for organizing active sports and connecting with other players for league teams, pick-up games, and sports or activity groups; combines sports-specific targeted search and member profiles with invitation and game management tools.
http://www.sportsvite.com/

The Student Center
A community for teens, college students, and young adults. Offers profiles, forum, groups, chat and games.
http://www.student.com/

StumbleUpon
A web browser plugin that allows users to discover and rate webpages, photos, videos, and news articles.
http://www.stumbleupon.com/

Tagged
Allows users to send messages, leave comments, browse photos, watch videos, play games, give tags and chat.
http://www.tagged.com/

TakingITGlobal
An international non-profit organization headquartered in Toronto, Ontario, Canada, that connects youth around the world, encouraging them to get involved in improving their local and global communities.
http://www.takingitglobal.org/

43 Things
Users create an account and list goals or hopes which are then connected to other people's goals.
http://www.43things.com/

TravBuddy
Hotel reviews, and travel blogs to help with trip planning. Users can share travel tips, find a travel buddy, or weblog about travel experiences.
http://www.travbuddy.com/

tribe.net
An online community, based in several cities throughout the U.S. and in Canada. Users create a network of friends, and join or create tribes for common interests.
http://www.tribe.net/

Vox
A personal blogging service where people share thoughts, photos, videos with friends and family.
http://www.vox.com/

WebBiographies.com
This service has an emphasis on genealogy, biography and memoir writing and family trees. Members receive a life book which has a public journal website. The system is designed to accommodate almost any language and character set.
http://www.webbiographies.com/

Where Are You Now? (WAYN)
A travel and lifestyle social networking community designed for members to meet others, keep friends and family informed of their whereabouts and activities, and share experiences.
http://www.wayn.com/

Woophy
A photo sharing website and online community where members can put their photos on a world map. Offers photo contests and a forum.
http://www.woophy.com/

XING
A social software platform providing a small-world network for professionals.
http://www.xing.com/

Zooomr
Offers online photo sharing. Users can securely and privately show photos to friends and family, or weblog the photos taken with a camera phone.
http://www.zooomr.com/

Zwinkster
Users can build online profiles, create customized avatars, become friends with other users, and engage in basic social networking activities in the virtual world Zwinktopia.
http://www.zwinkster.com/