Enterprise Social Software

Community-oriented

     Enterprise

• Jive (On Premise, Hosted)   Follow Sam Lawrence, Jive's CMO
• Awareness Networks (SaaS) Follow Mike Lewis, CMO of Awareness
•  Telligent - Community Server (On Premise)   Follow Lawrence Liu, Telligent's Director of Platform Strategy
• HiveLive (SaaS) Follow John Kembel, HiveLive's CEO
• Passenger
• Dupal (On Premise)

     SMB or Self Service

• Ramius - Sixent (SaaS)
• Ning (SaaS)
  

Embedded Social Media Solutions

     Enterprise

• Mzinga (SaaS)  Follow Mzinga's CMO, Patrick Moran
• Lithium (SaaS)  Follow Lithium's Director of Marketing Dan Ziman or CEO Lyle Fong
• Neighborhood America (SaaS)  Follow Kim Patrick Kobza, NA's CEO

     SMB or Self-Service

• KickApps (SaaS) Follow KickApps' CMO Michael Chin
• Pluck (SaaS)

Unified Communications Oriented

     Enterprise

• IBM Lotus Connections (On Premise, Hosted)
  
• SharePoint (On Premise, Hosted)
  

     SMB or Self-Service

• IBM Lotus Live (SaaS)
  

Blogging

• Six Apart (SaaS)
  
• WordPress (On Premise, Hosted)
  
• Blogger (SaaS)
  

Wiki

     Enterprise

• SocialText (On Premise, Hosted)
  
• Alassian (On Premise)
• Media Wiki (On Premise)
  
• Mindtouch (On Premise)
  

     SMB or Self-Service

• PBwiki (SaaS)
  
• Wetpaint (SaaS)