Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
Falcon.io - Falcon.io provides a platform for social marketing & customer experience management.
UseResponse - Open-source, self-hosted customer feedback software, live chat and helpdesk system that you can install on your server. Organize documentation using knowledge base and get feedback from social networks with centralized system
Swift Social - All-in-One Social Media Growth and Management Tool
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
TitanMLM - TitanMLM is a modern multi-level marketing management software that allows businesses to manage their operations from a single platform.