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Open Source Alternatives to

Mailchimp

4 Alternatives

Listmonk

High-performance mailing list manager

Email marketing

Self-hosted newsletter and mailing list manager.

19.3kstars1.9kforks156contributors84issuesLast commit 2d ago
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Read more about Listmonk

Listmonk is a high-performance, self-hosted newsletter and mailing list manager packed into a single binary application. It offers a modern dashboard and a wide range of features to manage your email campaigns efficiently.

•Mailing Lists: Manage millions of subscribers across multiple single and double opt-in mailing lists with custom JSON attributes for each subscriber. Segment subscribers using SQL expressions and integrate with external CRMs.
•Transactional Mails: Send arbitrary transactional messages using pre-defined templates via a simple API. Supports multiple mediums like email, SMS, and WhatsApp.
•Analytics: Provides simple analytics and visualizations. Easily connect external visualization programs to the database.
•Templating: Create dynamic email templates using the Go templating language. Supports template expressions, logic, and over 100 functions. Write emails in a WYSIWYG editor, Markdown, or raw HTML.
•Performance: Multi-threaded, high-throughput, multi-SMTP email queues with fine-grained control. Runs as a single binary application with minimal CPU and memory usage. Requires only a Postgres (⩾ 12) database.
•Media Management: Upload images for email campaigns to the server's filesystem, Amazon S3, or any S3 compatible backend.
•Extensibility: Connect HTTP webhooks to send SMS, WhatsApp, FCM notifications, or any type of messages.
•Privacy: Allow subscribers to blocklist themselves, export all their data, and wipe all their data with a single click.

Listmonk is free and open source software licensed under AGPLv3. It is built with a Go backend and a Vue frontend using Buefy for UI. The latest version, v3.0.0, was released on 04 Feb 2024. For installation and developer setup, refer to the documentation and GitHub repository.

Postal

Open Source Mail Delivery

Email marketing

Fully featured mail delivery platform.

16.4kstars1.2kforks42contributors44issuesLast commit 1mo ago
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Postal is a complete and fully featured mail delivery platform designed for use by websites and web servers. Think of it as an open-source alternative to services like SendGrid, Mailgun, or Postmark, but ready for you to run on your own servers. Postal offers a robust solution for managing both incoming and outgoing emails efficiently and securely.

•Comprehensive Web Interface: Manage your mail servers and view mail logs through an easy-to-use web interface.
•Scalable: Easily horizontally scale your mail service up and down as needed.
•Webhooks: Set up webhooks to notify HTTP endpoints when messages are delivered or have issues.
•Development Mode: Automatically hold messages in Postal as needed to handle testing during development.
•IP Pools: Send mail from different IP addresses to help build and maintain good IP reputation.
•Spam & Anti-virus Integrations: Integrate with SpamAssassin, rspamd, and ClamAV to have incoming and outgoing messages checked for threats and spam.

Postal is supported by a dedicated community and backed by organizations like Krystal and Katapult. It's built with Nuxt UI Pro, ensuring a modern and responsive user experience. Whether you're a developer looking to integrate email functionalities into your applications or an enterprise needing a scalable mail server solution, Postal provides a reliable and customizable platform.

Sendportal

Self-hosted email marketing

Email marketing

Manage newsletters affordably with open-source software.

2.1kstars450forks11contributors46issuesLast commit 1y ago
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Read more about Sendportal

SendPortal is an open-source, self-hosted email marketing software that allows you to manage your newsletters at a fraction of the cost. Designed to keep you in control, SendPortal offers a beautiful interface and a powerful API to handle all your email marketing needs efficiently and effectively.

•Subscriber & List Management: Import or update your customers via the API or CSV upload. Slice and dice your subscribers via custom-defined segments.
•Campaign Management: Send campaigns to all of your subscribers or custom segments. Create your own beautiful templates.
•Message Tracking: Automatically track message sending, opens, clicks, bounces, and unsubscribes for each campaign.
•Multiple Workspaces: Easily handle multiple workspaces or teams through a single interface.

With SendPortal, you can stay in control, save money, and enjoy unlimited features, all while benefiting from an open-source solution.

Keila

Open Source Newsletter Tool

Email marketing

Create, manage, and analyze newsletters with ease.

2.0kstars138forks14contributors65issuesLast commit 3d ago
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Read more about Keila

Keila is a powerful and user-friendly open-source newsletter tool designed to help you create, manage, and analyze your email campaigns effectively. Whether you're a marketer, a business owner, or a developer, Keila offers the flexibility and features you need to reach your audience with style and precision.

•Visual Editor: Create beautiful newsletters using the visual editor, Markdown, or plain text.
•Analytics & Privacy: Collect valuable analytics while respecting user privacy, or disable tracking with a single click.
•Data Segmentation: Create segments based on user data and behavior to perfectly target your campaigns.
•Open Source: 100% AGPLv3-licensed and self-hostable, ensuring no vendor lock-in.
•API Integration: Comprehensive API for managing contacts and campaigns, with a Zapier integration in private beta.
•Form Builder: Design customizable sign-up forms with additional fields and captcha checks.
•Personalization: Use custom data and Liquid templates to create personalized and dynamic email content.
•EU Hosting: Hosted entirely on European infrastructure, guaranteeing strict privacy standards.

Keila empowers you to send effective newsletters while maintaining full control over your data. With its robust feature set and commitment to open source, Keila stands out as a reliable alternative to proprietary email marketing tools.