Alternativy k Tars pro MailChimp s licencí open source

• MailChimp
  Všechny platformy Windows Android iPhone iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) Facebook Slack Facebook Messenger Gmail Twitter MailChimp Trello Salesforce.com HubSpot Google Drive - Sheets Intercom Autopilot Wit.ai Watson Conversation Api.ai
• Licence Open Source
  Jakákoli licence Bezplatná licence Licence Open Source Komerční licence