Free CRM, PM and Social Intranet For Small Businesses
Bitrix24 is Yammer (social enterprise) plus BaseCamp (project management) plus
Zoho (CRM) plus DropBox (file sharing and online doc management) plus Skype
(videochat) and a few minor things (calendars, planners, work reports, gantt
charts, etc). The service is 100% free to small companies (those with 12
employees or fewer). We are currently the fastest growing social intranet
created specifically for small businesses and freelancers (70,000+ company signups).