avaamo - Simple, Secure Business Messaging
CRMJetty Salesforce Customer Portal - Salesforce Customer Portal allows your users to manage their own details and get on demand support through an integrated system which connects WordPress and Salesforce.
SupportKit - Embed Zendesk support into your iOS app with 1 line of code
Oracle WebCenter Content - Oracle WebCenter Content is an open platform with pervasive services that content-enable business processes.
Fleep for Business - Simple, open collaboration and chat with admin capabilities
Liferay Digital Experience Platform - An enterprise-grade platform that enables companies to create and connect personalized digital experiences across web, mobile, and social.