Services

Software as a Service (SaaS)
Applications Runtime Data Middleware OSes Virtualization Servers Storage and networking For:  Google Apps Salesforce Workday Concur Citrix GoToMeeting Cisco WebEX
Application Service Providers (ASP)
Consumer Acquisition  Appnext  Avazu Mobile DSP  StrikeAd by Sizmek  AppLift  Mobusi  Smaato  Liftoff  Trademob  PocketMath Merchenta  Jampp  Splicky  MobFox DSP by Matomy  Fiksu
Virtualization
KVM VMware Workstation VMware Fusion Hyper-V  Windows Virtual PC  Xen  Parallels Desktop for Mac Oracle VM Server for SPARC  VirtualBox   Parallels Workstation QEMU Adeos Mac-on-Linux Win4BSD Win4Lin Pro Egenera vBlade
Cloud Computing
AppFog BitNami Cloudify ConPaaS ElasticBox Gondor Google AppEngine Azure Uhuru PaaS Stackato Pydra Oracle JoyentCloud EngineYard DjangoZoom Cumulogic Heroku  ScaleMatrix
Enterprise Resource Planning (ERP)
WebERP Openbravo Postbooks Tryton SQL-Ledger Odoo Adaxa Suite HeliumV LedgerSMB JFire Kuali ERPNEXT Dolibarr Compiere ERP5 FrontAccounting GNU Enterprise Scipio ERP
Customer Relations Management (CRM)
ConnectWise PSA Desk.com Zoho CRM Vtiger CRM TeamWox SuiteCRM Base CRM Dolibarr Casengo Dynamics CRM SugarCRM Streak Salesforce.com  WORKetc SuperOffice CRM Pipedrive QuickBase Neolane Group-Office
Infrastructure as a Service (IaaS)
Amazon Web Services Windows Azure Google Compute Engine Rackspace IBM SmartCloud Enterprise HP Enterprise Converged Infrastructure Cisco Metapod For: virtualization servers hard drives storage and networking accessing monitoring managing remote infrastruc......
Internet of Things (IoT)
Freeboard XOBXOB Adafruit IO Lab of Things Konekt Kaa IoT Platform Temboo The Things IBM Cloud Open Sensors Smart Living Google Cloud Platform Jump Wire RTI ThingWorx Cisco GE Predix Verizon ThingSpace IBM BlueMix 
Big Data
Apache Hadoop Julia SAS Python  R SQL Scala  MATLAB HiveQL Pig Latin Go  Kafka  Storm  Hive  Octave Java