11 Best Open Source Mailchimp Alternatives
A curated collection of the 11 best open source and self-hosted alternatives to Mailchimp in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for Mailchimp in 2026? The top open-source alternative is Listmonk — Send email campaigns and transactional messages to millions of subscribers with a single high-performance binary backed by Postgres..
Other highly rated open-source Mailchimp alternatives include Billion Mail, Mautic and Plunk.
Send email campaigns and transactional messages to millions of subscribers with a single high-performance binary backed by Postgres.
Send email campaigns and transactional messages to millions of subscribers with a single high-performance binary backed by Postgres.
Self-hosted email marketing platform with unlimited sending, AI-powered email creation, real-time analytics, and no monthly fees. Complete SMTP solution.
Self-hosted email marketing platform with unlimited sending, AI-powered email creation, real-time analytics, and no monthly fees. Complete SMTP solution.
Mautic is a free and open source marketing automation platform that helps businesses manage leads, create campaigns, and analyze results.
Mautic is a free and open source marketing automation platform that helps businesses manage leads, create campaigns, and analyze results.
Plunk unifies marketing, transactional, and broadcast emails into a single, complete solution for businesses of all sizes.
Plunk unifies marketing, transactional, and broadcast emails into a single, complete solution for businesses of all sizes.
Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.
Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.
Dittofeed offers low-code tools for message automation across multiple channels, including powerful segmentation and personalization features.
Dittofeed offers low-code tools for message automation across multiple channels, including powerful segmentation and personalization features.
Free open-source email platform for newsletters and transactional emails. Self-hosted alternative to Mailchimp with visual MJML editor, A/B testing, and analytics.
Free open-source email platform for newsletters and transactional emails. Self-hosted alternative to Mailchimp with visual MJML editor, A/B testing, and analytics.
A comprehensive platform for managing transactional and marketing emails through AWS SES, featuring customer data management, SMS capabilities, and workflow automation.
A comprehensive platform for managing transactional and marketing emails through AWS SES, featuring customer data management, SMS capabilities, and workflow automation.
Self-hosted newsletter platform with powerful features, data protection, and full control over your mailing lists and campaigns.
Self-hosted newsletter platform with powerful features, data protection, and full control over your mailing lists and campaigns.
Open-source email marketing platform offering unlimited subscribers, campaigns, and workspaces. Self-hosted solution with powerful API and beautiful interface.
Open-source email marketing platform offering unlimited subscribers, campaigns, and workspaces. Self-hosted solution with powerful API and beautiful interface.
Create and send newsletters with complete privacy protection. No tracking, no data collection - just simple, clean email delivery with customizable templates and archive sites.
Create and send newsletters with complete privacy protection. No tracking, no data collection - just simple, clean email delivery with customizable templates and archive sites.
About Mailchimp
An all-in-one marketing platform that helps you manage and talk to your clients, customers, and other interested parties.