Mautic is an Open Source marketing automation solution. It features contact management, social media marketing, email marketing, forms, campaigns, reports, and pretty much everything else you’d expect from a tool like this. It is used by top digital marketing firms around the world. Mautic offers the insights necessary for sucessful campaigns and data analytics.
If you are lost between a gadzillion online tools available for marketing automation, and/or don’t trust third-party providers and want to have a system of your own, give it a try.