Cruip - Landing page templates for startups
Live Chat by Sumo.com - Instantly communicate with customers, prospects & visitors
Shade - Super easy color contrast insights and recommendations
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
LP151 - You can create a landing page here
GoSquared Live Chat - Beautiful, simple, and free live chat for your website