Listmonk - Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.
POPUPSMART - A no-code tool to increase e-commerce sales, build email lists and engage with your visitors in just 5-minutes.
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES
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.