Le commerce électronique est un sujet très vaste.... nous vous donnons tout de même quelques pistes générales et une liste de prestataires internationaux spécialisés.

Liens

Selling in Cyberspace
A2i, Inc.
Activ Informatik a/s
Actra
AdventureDirect
ALLTEL Information Services - Mortgage Division
American Custom Software, Inc.
Americart Shopping Cart Service
Appropriate Solutions, Inc.
ASC Solutions, Inc.
Atomic Software
BEA Systems, Inc.
Belmin Purchasing Systems Ltd
Blue Lobster Software
Bohemian Net
Breakthrough Software, Inc.
BroadCast Software
Cleo Products Group - Interface Systems, Inc
Commerce Direct International Inc
CommerceSoft
Computer Network Corporation - CNC
Concord Systems, Inc.
Connect! Corporation
Connect, Inc.
Controlled Devices
Creative Digital Technology
Data Daemon
Data Transfer Associates, Inc
Digital Delivery, Inc.
Direct Credit
DistriVision Development Corporation
Doncar Systems Inc.
Donohue Consulting, Inc.
DynamicWeb Transaction Systems
E-Comm Solutions
The EDI Shop
EDM Limited
Elcom International
Elcom Systems
Electronic Commerce Store
Electronic Transactions
EPR: Electronic Publishing Resources
Europay International
eVend
Fastforms
Finite Element Unlimited, Inc.
Flexicom Ltd
FNC Incoporated
GC Tech, Inc.
GE Trading Process Network (TPN)
GizmoSoft
HOME Account Network, Inc
IBM
iCat Corporation
ICentral Inc.
ICVerify , Inc
IMark Technologies
In Person Payments (IPP)
Interactive Marketing Technologies
Internet Broadcasting Network
Internet Transaction Services, Inc
Intershop Online
InterWorld
Ironside Technologies Inc.
Kiva Software Corporation
Majestic Link Corp.
Market25 Merchant System
Marketplace Solutions
Media In Motion
Mercantec, Inc.
MGL Systems Computer Technologies Inc.. 
Mind The Store Inc
Mosaic Software (Pty) Ltd.
NAEA Electronic Commerce Center
NetSales
NetX Clearing Corporation
Oakland Group, Inc.
OnPoint
Open Market, Inc.
OrderGenie
Outreach Communications
PaylinX Corporation
Point
Portland Software
Premenos Corporation
QuakeNet Technologies
RAV Communications
Release Software Corp
SecureCC
Shift4 Corporation
SLM Software Inc.
Smart Card Cyber Show
SoftCare Electronic Commerce Solutions
SoftQuest Office
Southern DataComm, Inc.@
SpaceWorks, Inc.
Spectral Media
SSDS Electronic Commerce Systems Consultants
Stria Communications Inc.
SunCommerce Corporation
Sunshine Electronics
SuperCharge
SureSite
Totally Secure Transactions Inc.
TRADE'ex
Transaction Systems Architects, Inc.
TranSecure
TSI International Software Ltd
Turnaround Computing, Inc.'s WebFrame@
Type III Technologies
Viaweb
VirtualCart
Virtual Payment Systems
WakeUp America Merchant Services
WebCart
Websoft, Inc.
WebVision
YML Consulting
Auric Web System
Automated Transaction Services
California Web Publishing Concepts
Caperello Associates
CyberSource
DigitalXpress
Eirtrade Services Ltd
Electronic Commerce Solutions LLC
Evergreen Internet
Intercoastal Data Corporation
InterMedia Synergy Inc.
Internet Billing Company, LTD
Internet Business Systems Incorporated
InternetSecure Inc.
InterTrust
Maagnum Commerce
N*ABLE Technologies
Nautilus
Newcom Technologies Pty Ltd
NT Sights
Pandesic
Pay Safe Network
SafeBIZ
Sands Solutions Group
Schlumberger Electronic Transactions
Shared Network Services (SNS) Inc.
Sterling Commerce
Sun Microsystems Internet Commerce Group
Technisys Informática S.R.L.
The Processing Network (TPN) - Seattle, WA
TransNet Security, Inc.
Unibex
Unisys Internet Banking Site
VeriFone Internet Commerce
Versatile Virtual Vending
WorldPay