OptiMonk - OptiMonk is the most powerful Onsite Retargeting platform, that helps you increase the conversion rate of your site, and get more leads by recovering lost visitors.
Mashup Template - Collection of beautiful free HTML templates
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
Ethereal by HTML5 UP - A fully responsive side-scrolling one-page HTML5 template
Poptin - Create engaging and high converting website pop ups and contact forms in minutes. With Poptin, you get access to a feature-packed conversion rate optimization toolkit that converts more website visitors into email subscribers, leads, and customers.
Inovatik HTML Templates - Download 24 FREE HTML templates to help you create beautiful websites and landing pages faster.