Screets - Screets is self hosted Live Chat!
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
ActiveCampaign - Integrated email marketing, marketing automation, and small business CRM. Send beautiful newsletters, setup behavioral based automations, and benefit from sales automation.
Open Web Analytics - Open Web Analytics - Web Analytics – Open Source Web Analytics Framework
Pardot - Salesforce B2B marketing automation