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API Name Category Date
Amazon Product Advertising
eCommerce 12.02.2005
eBay
Search 12.05.2005
foursquare
Social 09.10.2009
Shopping.com
eCommerce 01.30.2006
Instagram
Photos 12.15.2010
Yelp
Recommendations 08.03.2007
Commission Junction
eCommerce 09.23.2006
PayPal
Payments 09.04.2005
Oodle
eCommerce 09.01.2007
Shopzilla
eCommerce 01.04.2008
Etsy
eCommerce 03.23.2009
Zazzle
eCommerce 08.31.2006
Amazon Marketplace Web Service
eCommerce 08.04.2010
iTunes and iTunes Connect
Other 03.20.2010
MapLarge
Mapping 12.17.2010
CNET
eCommerce 02.01.2007
CityGrid
eCommerce 03.06.2010
Google Checkout
eCommerce 08.31.2006
Groupon
eCommerce 04.06.2010
Seatwave
Entertainment 02.24.2012
Ordr.in
Food 09.29.2011
8coupons
eCommerce 12.03.2010
GetGlue
Social 05.30.2009
Best Buy BBYOpen Products
eCommerce 10.24.2008
Evernote
Personal Information Management 10.08.2008
Cafe Press
eCommerce 03.06.2006
Magento
eCommerce 01.13.2011
eBay Shopping
eCommerce 10.19.2011
Thrutu
Telephony 06.08.2011
Google Shopping Search
eCommerce 12.20.2010
eBay Finding
Search 04.07.2010
Shopify
eCommerce 01.05.2010
Bandsintown
Music 09.27.2009
Mobypicture
Photos 12.04.2008
Stripe
Payments 10.12.2011
uShip
Shipping 04.14.2011
PicPlz
Photos 01.26.2011
Yipit
eCommerce 12.20.2010
Zappos
eCommerce 06.16.2010
New York Times Best Sellers
News Services 01.27.2009
Amazon Fulfillment Web Service
eCommerce 03.20.2008
Amazon Flexible Payments Service
Payments 08.03.2007
Authorize.Net
Payments 02.20.2007
Clickatell
Messaging 07.22.2006
Coinbase
Financial 08.22.2012
Bol.com
eCommerce 01.09.2012
ChannelAdvisor
eCommerce 01.11.2011
Layar
Other 07.12.2009
zanox
Advertising 11.15.2008
Recognize.im
Photos 09.04.2012
DealSurf
eCommerce 10.21.2011
CloudMine
Backend 10.19.2011
Mogreet
Messaging 09.09.2011
PriceSpin
eCommerce 04.23.2011
Steply
Photos 02.16.2011
Google Shopping Content
eCommerce 12.20.2010
Geoloqi
Mapping 12.14.2010
RetailMeNot.com Community Ideas
eCommerce 12.07.2010
Adility
eCommerce 08.11.2010
eBay Product Services
eCommerce 04.08.2010
3dCart
eCommerce 03.24.2010
Sears
eCommerce 02.17.2010
Allogarage
eCommerce 02.16.2010
Recurly
Payments 02.05.2010
BigCommerce
eCommerce 02.03.2010
Playme
Music 10.31.2009
Moneybookers
Payments 01.01.2009
ShopStyle
eCommerce 10.06.2008
Lulu Publishing
Other 12.04.2007
Mobivity
Messaging 01.19.2007
UPC Database
eCommerce 07.09.2006
hon.jp
eCommerce 03.03.2006
CaptchaCoin
Security 01.19.2014
Vine
Video 11.25.2013
mcxNOW
Financial 07.07.2013
CampBX
Financial 05.07.2013
Hacker News Mobile
News Services 01.30.2013
Woot
eCommerce 01.22.2013
UKMail
Shipping 12.27.2012
Syndicate Plus
eCommerce 10.23.2012
Paymentwall
Tools 08.19.2012
ShipStation
Shipping 08.17.2012
I Need a Bargain
eCommerce 08.06.2012
PerfectMoney
Payments 07.21.2012
Pushover
Messaging 07.10.2012
Highwire
eCommerce 06.17.2012
Volusion Shopping Cart
eCommerce 06.14.2012
Gecko Landmarks
Telephony 05.11.2012
Svpply
eCommerce 05.09.2012
Google In-App Payments
Payments 03.20.2012
LevelUp
Payments 03.01.2012
SecureNet
Payments 02.19.2012
SinglePlatform
Food 01.27.2012
Blockchain Block Explorer
Financial 01.20.2012
Picitup
Search 12.29.2011
LocLizard
Tools 11.17.2011
Parse
Backend 10.25.2011
Bitcoin Charts / Markets
Payments 10.23.2011
Bump
Telephony 10.21.2011
eBay Merchandising
eCommerce 10.19.2011