OpenStartup.dev - A collection of open startups
Envisage - Inject contextual help on your site. Point and click style.
Plezi - Plezi offers content marketing management software solution.
Product Fit - Measure product/market fit in app with your users.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Lander - Lander is a powerful online tool to create Landing Pages.