online marketplace where web publishers can sell their advertising inventory
(ad space) to advertisers. Companies include DoubleClick Advertising Exchange
and Right Media Exchange.
network—A business that connects
web publishers with cost-per-action affiliate programs, which are a
form of cost-per-action advertising. Companies include Commission Junction and LinkShare. (See Fig. 3.5
for more information on affiliate programs.)
blog—A website with a series
of posts in reverse chronological order. Many blogs attract significant
traffic and monetize with advertising and affiliate programs. Popular
blogs include BoingBoing, Gizmodo, TechCrunch, John Battelle’sSearchblog, Problogger and Scobleizer.
search engine—A search engine devoted
to the blogosphere. Companies include Technorati, Feedster, IceRocket and Google Blog Search.
network—A collection of blogs
with multiple editors. Popular blog networks include Corante, 9rules, Gawker Media and Weblogs, Inc.
and selling domain names—A company purchases domain
names with the intent of selling them in the future as Internet real
estate becomes more valuable. Companies include Afternic.com
company that analyzes Internet usage for use by client websites. Companies
include Hitwise and Compete, Inc.
(or collection of sites) that provides content including articles, wikis,
blogs and more. Companies include About.com, Deitel, LifeTips and Suite101.
that introduces users to valuable content they would not have looked
for otherwise. Sites include StumbleUpon, Aggregate Knowledge, MOG and Deitel.
registrar—A site that sells domain
names. Companies include Register.com, GoDaddy and Network Solutions.
encyclopedia and reference source—An
online reference encyclopedia, dictionary, thesaurus, etc. Sites includeWikipedia, Reference.com
aggregator—An application that combines
RSS or Atom feeds so the user can view all subscriptions in a single
location. Applications include NetNewsWire, Google Reader and Bloglines.
application where users can share files, music, software and more. Companies
include BitTorrent, LimeWire, Kazaa, AllPeers and Shareaza.
for distributing open source projects—A site that hosts collaborative
open source software projects. Sites include SourceForge, freshmeat.net and Tucows.
Internet and web conference organizer—Acompany that organizes conferences on Internet and
web topics. Companies include O’Reilly Media, CMP and Jupiter.
radio—A site that distributes
music and radio shows over the Internet. Companies include Last.fm and Pandora.
TV—A site that distributes
television shows (or allows you to distribute your own shows) over the
Internet. Companies include Joost and Brightcove.
video—A video sharing site where
users upload and share content. Companies include YouTube and Yahoo! Video.
boards and job search—A site that connects job
seekers with employers and/or job search engines. Job boards includeMonster, CareerBuilder and Dice. Job search engines includeIndeed, Jobster and SimplyHired.
mashup—A combination of two or
more existing web services and feeds to create a new application. For
combines real estate listings from Craigslist with Google Maps so you can view the
listings on a map. For a list of popular mashups, see http://www.programmableweb.com/popular.
massively multiplayer online
game—An online role playing or strategy game where Internet
users interact with one another. Games include World of Warcraft, Guild Wars and Lineage.
social networking—A social network oriented
towards mobile devices (such as cell phones). Companies include Twitter, Dodgeball and MocoSpace.
music distribution site—An
online music site where you can purchase electronic versions (e.g., .mp3) of single songs or entire albums. Companies
include iTunes, Rhapsody and Amie Street.
advertising—An online advertising company that offers
contextual advertising, banner advertising, in-text contextual advertising
and more. Companies include Google, Yahoo!, Microsoft, DoubleClick, Vibrant Media, Tribal Fusion, Kontera, Quigo, ValueClick, Federated Media and many more.
auction—A marketplace where visitors bid for products
(and services) over the Internet. Companies include eBay, Overstock.com
and Amazon Auctions.
classifieds—A classifieds “advertising”
site where users can post jobs, real-estate listings, personal ads,
etc. Companies include Craigslist, Yahoo! Classifieds and Google Base.
online survey site—Asite that offers survey services to other companies.
A popular example is Survey Monkey.
source—Software that is available (under license) for
anyone to use and modify with few or no restrictions. Many Web 2.0 companies
use open source software to power their sites and offer open source
products and content. Companies include the Free Software Foundation, Apache, Mozilla, Zend and many more.
online marketplace where contractors and freelancers can connect with
potential clients for short-term work. Companies include Elance and Guru.com.
that handles secure payments for e-commerce sites. Companies includePayPal and Google Checkout.
search engine or search-driven content site that is filtered and organized
by people to provide users with more relevant search results. Companies
include Mahalo and Deitel.
start page—A site that allows you to customize a start
page with weather, news, etc. Companies include Netvibes, iGoogle, Pageflakes and Protopage.
sharing site—A site where users can post and share
their photos with other users. Companies include Flickr and Photobucket.
estate—A site that offers online
real estate listings and information. Companies include Redfin, Trulia and Zillow.
system—A system that collects data using collaborative
filtering systems to determine users’ tastes and interests. Sites
can gather information about your personal interests, compare you to
other users with similar interests and make recommendations. Popular
examples of sites using recommender systems include Pandora, Netflix, CleverSet, ChoiceStream, MyStrands, StumbleUpon, Last.fm, and MovieLens.
system used by businesses like eBay and Amazon to encourage trust. For
example, after each eBay transaction, the buyer and the seller can each
leave positive or negative comments about the other party.
engine—The primary tool people use to find information
on the web. Companies include Google, Yahoo!, MSN, Ask and many more.
digital content—An e-commerce site that sells digital
media (e.g., e-books). Companies include ClickBank, Blish, Lulu and more.
bookmarking site—A site that allows users
to share their bookmarks with others. Users bookmark their favorites
sites, articles, blogs and more, and tag them by keyword. Companies
include del.icio.us, Ma.gnolia and Blue Dot.
media site—A site that allows digital media (text,
photos, videos, music, etc.) to be shared online. Companies includeDigg, YouTube, Flickr, Reddit, Wikipedia and more.
networking site—A site that helps users organize their
existing relationships and establish new ones. Companies include MySpace, Facebook, Bebo, LinkedIn, Second Life, Gaia Online and more.
as a Service (SaaS)—Software that runs on a web server
rather than being installed on a local client computer. By modifying
the version of the software on the server, a company can simultaneously
update all users to the latest version. SaaS applications include Salesforce.com, Microsoft Office Live, Microsoft Windows Live, Zoho Office Suite and many Google and 37Signals products.
site that offers member-only areas and premium content (additional content
for a fee). Examples include Safari Books Online andthe Wall
site—An online travel resource site that allows you
to find and book hotels, air travel, rental cars and more. Companies
include Expedia, Travelocity and Orbitz.
search engine—A search engine that allows you to focus
your search on a narrow topic. For example, travel search engines includeYahoo! Fare Finder, SideStep and Kayak; source-code search engines
include Krugle and Koders.
world—A social networking site (or program) where users
create an avatar (their online image and persona) that they use to meet
other users with similar interests, conduct business, participate in
group activities, take classes and more. Companies include Second Life, Habbo, Gaia Online and There.
over Internet Protocol (VoIP) site—A site that offers
inexpensive or free telephone services over the Internet. Companies
include Skype, Packet8, Lingo and Vonage.
2.0 software—Software designed to
build Web 2.0 sites and applications (e.g., blogging software). Companies
include Six Apart, 37Signals, Adobe and Microsoft.
analytics—Software (desktop and
SaaS) and companies that analyze Internet traffic, demographics, navigation
and more. Companies include Alexa, WebTrends, ClickTracks, Google Analytics and WebSideStory.
web and mobile messaging—A
service that allows you to chat with your contacts from various Internet
messaging services (AIM, Yahoo! Messenger, MSN Messenger, Google Talk).
Companies include Meebo and eBuddy.
conferencing—An application that enables users to collaborate
remotely. This often includes chat, VoIP and desktop sharing. Companies
include WebEx, GoToMeeting and DimDim (open source).
e-mail system that allows you to send and receive e-mail using a standard
browser. Popular webmail services include Google gmail, .Mac, Yahoo! Mail and MSN Hotmail.
site that offers collaborative, editable documents online. Companies
include Wikipedia, Wikia and SocialText.