Immagina uno strumento di analisi delle reti sociali in grado di individuare all'interno di una
organizzazione colleghi con competenze e professionalità particolari, all'esterno dell'azienda
dei partner con le conoscenze che stai cercando. Supponi che sia in grado di aggiornare queste
informazioni peridodicamente e automaticamente e possa essere reso operativo all'interno della
tua organizzazione in poche ore? Questo strumento esiste e si chiama TAO. 
CCNR
Il sito dell'università dove opera il professor Lazlo Barabasi: progetti, pubblicazioni, articoli, immagini, banche dati e molto, molto altro.
Linkedin
Uno strumento di social networking pensato principalmente per i cacciatori di teste e aziende alla ricerca di nuove professionalità Ma anche uno strumento potente per il networking in rete e per la la costruzione di reti di relazioni affidabili. Conta quasi 5.000.000 di iscritti ed è in continua crescita. Il portale è libero ma per poter collegarsi a tutti gli utenti registrati è necessario aderire a servizi a pagamento.
Ecademy
La risposta Inglese a Linkedin. Una proposta diversa per professionisti alla ricerca di reti di relazioni e collaborazioni in rete e nella vita reale. Servizio a pagamento.
Openbc
The idea openBC is based on the idea of making contacts of contacts visible to members and in turn to integrate these contacts within a member’s own network. The theory that “no two people are more than six degrees apart” is put into practice here. openBC stands for an open and secure network – this is where there is the greatest business potential. The platform connects entrepreneurs, business managers, freelancers and the managers of the future by finding new business contacts or cooperation partners, opening up new markets and maintaining existing business relationships. The proven blend of innovation, functionality and business potential is highly attractive to professional networkers as well as those wishing to join their ranks.
Orkut
ORKUT è una comunità online che mette in contatto le persone tramite una rete di amici fidati. Offre un luogo di incontro online dove le persone possano socializzare, fare nuove conoscenze e trovare altre persone con cui condividere i propri interessi.
Ryze
Ryze helps people make connections and grow their networks. You can network to grow your business, build your career and life, find a job and make sales. Or just keep in touch with friends. 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. More than 1,000 organizations host Networks on Ryze to help their members interact with each other and grow their organizations.
Tribenet
A tribe is a free online community where members share discussions, pictures, reviews and more. Tribes also promote listings and events to interested members. Can't find a tribe for what interests you?
Zerodegrees
At ZeroDegrees we believe success in life is based on the close relationships that exist between individuals and between individuals and organizations.
Huminity
We are two guys, 30+. We believe that people will achieve more by helping each other and that it is time the Internet evolves for people as much as it has evolved for corporates. We believe the Internet’s greatness is the interaction it brings between people and we hope that Huminity will take this one step further, and through combining Instant Messaging with Social Networks open a whole range of possibilities to enrich everyone’s life. Huminity is built to facilitate friendships, make it easy for people to find and make friends, find jobs faster, make better deals and reach anyone in the world. Above all - to have fun! The Huminity concept has proven itself - after all, Huminity was built on idealism and with the help from friends and friends of friends - without raising a dime from any institution or angels! Huminity is a "community friendly" entity, a true bootstrap start-up that is built on the honest belief that it can make the world a friendlier place.
Visiblepath
Visible Path transforms the way large companies leverage relationship capital to drive top-line revenue growth. The Visible Path platform applies the science of social network analysis to allow professionals to access the entire enterprise's trusted relationship network without invading privacy or compromising relationships. The platform integrates tightly with corporate SFA, CRM and business intelligence applications to measurably accelerate sales cycles, increase close rates, and reduce the cost of lead generation and customer acquisition. Visible Path was founded in 2002 and has received industry and analyst recognition, including profiles in the Wall Street Journal, the New York Times and Business 2.0. Visible Path is a privately-held company with investment from Kleiner Perkins Caufield & Byers.
Spoke
la tecnologia per il business networking che permette di trovare le persone e le società senza condividere informazioni private con altri.
Goparty
Il Social Network che ti aiuta a tenere i contatti con i tuoi amici e a fare nuove conoscenze attraverso amici e interessi in comune
The LibraryThing
Per lettori appassionati, curiosi e diosposti a farsi influenzare dal passaparola
Socialurl
SocialURL is a social community platform enabling you to organize your online identities. Connnect to all your social network sites with one URL.
Quechup
You can use Quechup to meet new people, catch up with old friends, maintain a blog, share videos & photos, chat with other members, play games, and more. It's no wonder Quechup is fast becoming 'The Social Networking site to be on'.
naymz
Put your good name to work! Maximize your professional opportunities by promoting your good name in our Reputation Community.
Konnects
Konnects enables you to get connected to more than 320 communities around the world and over 80 industry specific communities. You are sure to find a community below that sparks your interest and helps you to meet your professional goals.