List of online communities

ONLINE COMMUNITIES & SOCIAL NETWORKS
Artist/Design/Writer Communities
• deviantart
• Fiction Alley - fan fiction & discussion
• ficlets - collaborative writing
• Gather - fiction, essay writing
• humblevoice
• instructables
• Naked & Angry
• Portrayl - collaborative writing
• threadless
Book Sharing/Reviews
• Amazon
• bookcrossing
• goodreads
• LibraryThing - love their zeitgeist page
• shelfari
• squirl
Business Communities & Social Networks
• Alibaba - get international trade leads
• Biznik - business networking for indie professionals
• BizToo - social networking site for global entrepreneurs
• Cambrian House - crowdsourcing, business networking, get help with your business ideas
• Cofoundr - find a co-founder for your entrepreneurial venture
• Ecademy
• FastPitch Networking - business networking, PR help for business
• GOBIGnetwork - community of startup companies
• konnects - communities around specific industries
• LinkedIn - uber online networking
• Idea Cafe - business forums
• Intuit Accountants - Intuit's resource for accounting and Quickbooks practitioners
• JIGSAW - share business contacts
• JumpUp - from Intuit, focuses on startups
• OpenBusiness - platform to share and develop innovate Open Business ideas - entrepreneurial ideas which are built around openness, free services and free access
• Oriented - global network of international professionals interested in Asian businesses and cultures
• QuickBooks Community - from Intuit
• Quicken Community - from Intuit
• ryze
• SBDC Community - community for Association of Small Business Development Centers members
• SmallBusiness.com
• Soflow.com
• spoke - find out who you know at various companies
• StartupNation
• Startupping - community for Internet entrepreneurs
• viadeo - business networking w/ European slant
• Visible Path - manage professional network and connect to corporate network
• XING (used to be OpenBC)
• Work.com
Citizen Journalism
• Global Voices
• Newsvine
• Wikileaks
Dating
• chemistry.com
• eHarmony
• iminlikewithyou
• hotornot
• Match.com
• nerve.com
Education Communities
• citeulike - academics' social network around the academic papers they're reading
• GreatSchools.net - parents review schools
• H2O Playlist - shared lists of readings around topics of intellectual interest
• Tapped In - community for education professionals
• WikiEducator - collaborative community for planning education projects linked with the development of free content, as well open education resources projects
Expert Communities
• citeulike - academics' social network around the academic papers they're reading
• Catalyze - resource for UI and UX professionals and those designing business systems
• Intuit Accountants - Intuit's resource for accounting and Quickbooks practitioners
• myragan.com - pr community - "where communicators meet"
• Population and Health Infoshare
• sermo - physicians' community
• Work.com - small-and-medium-sized business community with shared how-to advice
Fashion/Lifestyle
• corkd - review and share wine
• extra tasty - share drink recipes
• Ikeafans - Ikea fan community
• stylehive
Finance
• buxfer
• Motley Fool
• prosper - be a lender or borrower
• wesabe
Forums
• Brainstorms - Howard Rheingold's online community, invitation only
• Delphi Forums
• Talk City - owned by Prospero
• The Well - one of the oldest communities, good conversation
Goal Sharing
• 43 things
Health Communities
• Population and Health Infoshare - sharing knowledge to improve worldwide public health
• Sermo (online community for physicians)
• WebMD - community message boards
• Walker Tracker - a community site for pedometer fans to log and track their steps
• Who Is Sick? - track illness outbreaks
How-to, Wiki, and Article Sites
• 7tipson
• ExpertVillage - how-to videos
• Gather
• Helium
• HubPages
• Makeuseof blog - list of how-to sites
• Only Human - share your mistakes and advice anonymously and help others
• Squidoo
• SuTree - index and library of video lessons & tutorials
• Wikipedia
• Wikihow
• Work.com (how-to guides from the business community)
Kids/Teen/College Student Communities
• Club Penguin
• Facebook
• flip
• Gaia Online
• gurl
• Habbo Hotel
• MTV - Pimp My Ride
• MTV - Virtual Laguna Beach
• NeoPets
• Nick.com
• PICZO
• popist
• SparkTop (kids with dyslexia and ADD)
• tagged
• tagworld
• VMK - virtual Magic Kingdom
• zwinktopia
Local/Reviews
• chowhound - foodie site
• craigslist
• epinions
• fatdoor - form community with your neighbors
• Judy's Book
• kijiji
• rateitall
• Yelp
Marketplace/Shopping/Selling
• biddingBuddies - eBay auction buyers and sellers social network
• bizrate
• eBAY
• MyThings - see what stuff others own
• thisnext - social shopping
• yub - shop with friends
• zebo
Meetup
• Meetup
Mobile
• dodgeball
• kyte
• loopt
• Jaiku
• Qik - send & share live video from your phone
• radar
• twitter - mini-blogging
• twitterholic
• twittervision - twitters imposed on a world map
• zannel - community for sharing videos & pictures on mobile phones
Music
• lastfm
• mog
Non-Profit/Civic Action
• Digital Divide Network - network for digital divide activists
• GlobeFunder - microloans
• Kiva - microloans
• omidyar.net
• Population and Health Infoshare
• Skoll Foundation - social entrepreneur community
• SchwabLearning.org - community for parents of kids with learning difficulties
• TakingITGlobal
• Witness.org Hub project (in conjunction with Global Voices) - upload, watch, and comment on human rights videos from around the world
• xigi.net - "the creative commons where people who want to be involved or learn more about investing for good will hopefully come together to house their collective market intelligence and thinking"
• zaadz
Photo Sharing
• flickr
• flickrvision - see flickr photos in real time imposed on a map of the world
• fotki
• fotolog
• photobucket
Publishing Platforms
• PublicSquare - collaborative publishing
• scribd (documents)
Question & Answer Sites
• Hubpages Requests - can request an answer from person with specific expertise
• Linkedin Q & A - can ask your network questions -- largely marketing folks, recruiters, and consultants who answer, big picture business strategy questions often get thoughtful answers
• Microsoft Live QnA
• Naver - Koren Q & A
• Trulia Voices - real estate questions
• Yahoo Answers - big tween/teen component here
Real Estate
• RealEstateVoices - real estate social news site
• Trulia - members can post and answer questions about neighborhoods
• Zillow
Social Bookmarking/Browsing/Aggregators
• Absolutely del.icio.us Tools Collection
• addthis - add your site to a long list of social bookmarking applications
• bizsugar - business aggregator site
• collactive - create a bulletin about your site or a particular piece of Web content and get others to take action such as voting, rating, etc.
• del.icio.us
• digg
• EngBeat - social bookmarking for engineers
• fendoo - social bookmarking for smart people
• ma.gnolia
• popurls
• RealEstateVoices - real estate social news site
• sphinn - social aggregator for search and interactive marketers
• reddit
• stumbleupon
• ycombinator - startup news
Social Calendars/Events
• 30 Boxes
• bumpQ
• going
• eventful
• eventwax
• Evite
• Upcoming
Social Networks, General
• bebo
• black planet
• boompa - for car lovers
• catster - for cat lovers
• CLUBGH - Ghanaian social networking
• Cyworld - Korean social networking
• dogster - for dog lovers
• eons - over 50 crowd
• extra tasty
• geni
• elgg - incorporate your tools within one environment and share with whom you like
• friendster
• hi5
• mixi - japanese social networking
• myspace
• orkut
• pownce
• squirl
• tribe.net
• trig
• Virb
• wallop
• xanga
• Yahoo 360
Social Search
• Mahalo
• Rollyo
• Swicki
• Wink - people search w/ social networking, online profiles show up
Technology
• elgg - incorporate your tools within one environment and share with whom you like
• Slashdot
• techmeme
Travel
• couchsurfing
• flyertalk - frequent flyer community
• gusto
• everytrail - GPS travel community
• Travellerspoint
• TripAdvisor
• TripUp
• Wikitravel
Video
• panjea
• revver
• spout - film recommendations
• SuTree - index and library of video lessons & tutorials
• viddler - upload, enhance, and share your videos
• YouTube
Virtual Worlds
• Everquest
• Gaia Online
• Habbo Hotel
• Second Life
• MTV - Pimp My Ride
• MTV - Virtual Laguna Beach
• There.com
• World of Warcraft