Listmonk - Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.
Zoho CRM - Omnichannel CRM for Businesses of all sizes
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES
Freshsales CRM - A full-fledged CRM for high-velocity sales teams.