11 Best Open Source Brevo Alternatives
A curated collection of the 11 best open source and self-hosted alternatives to Brevo in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for Brevo in 2026? The top open-source alternative is Listmonk — Self-hosted newsletter and mailing list manager.
Other highly rated open-source Brevo alternatives include Billion Mail, Mautic and Plunk.
Self-hosted newsletter and mailing list manager
listmonk is a high-performance, self-hosted newsletter and mailing list manager designed for sending both email campaigns and transactional emails. Built as a single binary application, it offers robust features while maintaining minimal resource usage. - High Performance: Multi-threaded, multi-SMTP email queues with sliding window rate limiting for fine-grained control. Single binary with minimal CPU and memory footprint. - Campaign Management: Create and manage one-way mailing lists with millions of subscribers. Supports single and double opt-in lists with SQL-based querying and segmentation. - Analytics Dashboard: Built-in analytics to visualize campaign performance, bounces, top links, and more across campaigns. - Flexible Templating: Powerful dynamic email templates using Go templating language. Supports HTML drag-and-drop builder, WYSIWYG editor, Markdown, raw HTML, or plain text. - Transactional Emails: Simple API to send arbitrary transactional messages using pre-defined templates. Supports multiple delivery mediums including SMS and WhatsApp via webhooks. - Extensible Architecture: Messenger HTTP webhooks enable integration with SMS, WhatsApp, FCM notifications, or any custom messaging interface. Extensive API coverage for all features. - Privacy Controls: Full privacy control for subscribers with granular subscriber management. - Authentication: OIDC SSO authentication with fine-grained role-based access control. listmonk is a single binary application that can be deployed anywhere. It requires PostgreSQL for data storage and supports installation via: - Direct binary downloads for Linux, macOS, Windows, FreeBSD, NetBSD, and OpenBSD - Docker containers with provided docker-compose.yml - One-click deployments on multiple hosting providers including Nodion, Kloudbean, Northflank, Railway, Zenith, PikaPods, Elestio, Zeabur, Cloudzy, and LumaDock Installation involves generating a configuration file, setting up the database, and running the binary. The application runs on port 9000 by default.
Open-source self-hosted email server and marketing tool
BillionMail is an open-source, self-hosted email server solution that provides a complete suite for email communication and marketing. Designed for developers and businesses, it offers a powerful SMTP server, newsletter creation tools, and marketing analytics—all without monthly fees. - One-click installation via aaPanel for quick setup (8 minutes from install to email sending) - AI-powered email drafting that creates branded emails from natural language descriptions - Complete SMTP server with unlimited email sending and no built-in speed limits - Cold email outreach toolkit for scalable campaign management - Higher deliverability with step-by-step DNS configuration guidance (SPF, DKIM, DMARC) - Real-time analytics dashboard tracking sent volume, deliverability rate, open rate, and click-through rate - Branded email creation with quick design tools and preview functionality - Self-hosted solution with full data control and AGPLv3 licensing - Installation: Single command installation via aaPanel (git clone https://github.com/aaPanel/BillionMail && cd BillionMail && bash install.sh) - Requirements: Self-hosted server (supports Linux environments) - License: AGPLv3 open-source license - Tech Stack: Built with modern web technologies for performance and scalability - Community Support: Active GitHub repository and Discord community for troubleshooting
Open source marketing automation platform
Mautic is a free and open source marketing automation platform designed to help businesses automate email campaigns, manage leads, and engage customers effectively. Built for privacy and transparency, Mautic offers a self-hosted solution that eliminates reliance on third-party vendors and ensures full control over your marketing data. - Email Marketing Automation: Create and automate personalized email campaigns with advanced segmentation and scheduling. - Lead Management: Track, score, and nurture leads through customizable workflows and automation rules. - Customer Journey Builder: Design multi-channel customer journeys with drag-and-drop simplicity. - Analytics & Reporting: Gain insights into campaign performance with detailed analytics and customizable dashboards. - Integration Hub: Connect with CRM systems, CMS platforms, and other tools via extensive API support and pre-built integrations. - Self-Hosting: Deploy on your own infrastructure for complete data ownership and compliance with privacy regulations. - Community-Driven: Backed by a global community of developers and contributors, ensuring continuous innovation and support. - Multi-Channel Campaigns: Engage audiences across email, SMS, social media, and web push notifications. Mautic is a PHP-based application that can be self-hosted on any server supporting PHP and MySQL/MariaDB. It supports Docker for simplified deployment and is compatible with major cloud providers. The platform is designed for scalability, making it suitable for businesses of all sizes. For those preferring managed solutions, third-party hosting providers offer turnkey Mautic installations with enterprise-grade support.
Open-source transactional email platform
Plunk is an open-source, self-hostable email platform designed for transactional emails, marketing campaigns, and automated workflows. Built with privacy in mind, it offers transparent pricing, no contact limits, and full control over your email infrastructure. - Transactional & Marketing Emails: Send both transactional emails and marketing campaigns from a single platform. - Automated Workflows: Trigger workflows based on events sent from your code, with a visual canvas for full transparency. - Inbound Email Handling: Receive emails at your domain by adding an MX record, turning replies into contacts and triggering workflows. - Unlimited Contacts: Store unlimited contacts for free; pay only per email sent ($0.001 per email). - Self-Hosting & Open Source: Fully inspectable, forkable, and self-hostable under AGPL-3.0 license. - MCP Server Integration: Connect AI agents (Claude, Cursor) to manage emails via the Model Context Protocol. - Email Editor & SMTP: Visual editor for emails or direct HTML editing, plus SMTP support for existing clients. - Analytics & Segments: Track delivery, opens, clicks, and bounces per send, with dynamic segments that update in real-time. - License: AGPL-3.0 - Hosting: EU-based cloud or self-hosted via Docker Compose - GitHub Stars: 5,000+ - Setup Time: Under 5 minutes for domain configuration and first send - Exit Strategy: Full control via Docker Compose for seamless migration away from the cloud service.
Open-source customer engagement platform
Dittofeed is an open-source, embeddable customer engagement platform designed for automating messaging across multiple channels including email, SMS, mobile push notifications, and WhatsApp. Built with flexibility in mind, it offers a low-code customer segmentation engine, customizable message templates, and an intuitive drag-and-drop journey builder for creating automated messaging workflows. - Omni-channel Messaging: Support for email, SMS, push notifications, and WhatsApp - Embedded Components: Add messaging features directly within your SaaS application via iframe or React component - Journey Builder: Visual drag-and-drop interface for creating automated messaging workflows - Customer Segmentation: Low-code UI for powerful segmentation with customizable conditions - Template Editor: Easy-to-use editor for creating personalized message templates with subscription controls - Self-hosting: Full control over data with self-hosting capabilities - HIPAA Compliance: Built-in support for healthtech companies requiring HIPAA compliance - Developer-Friendly: Comprehensive documentation, community support via Discord, and changelog updates Dittofeed is designed for self-hosting, giving organizations full control over their data and infrastructure. The platform is built with modern web technologies and can be deployed on any cloud provider or on-premise infrastructure. The GitHub repository provides complete source code, deployment instructions, and ongoing updates. The project is actively maintained with regular releases and community-driven development.
Open-source email platform for newsletters
Notifuse is a modern, self-hosted emailing platform that allows you to send newsletters and transactional emails at a fraction of the cost. It provides a visual MJML editor, A/B testing, analytics, and seamless integrations with industry-leading email delivery providers. - Visual Email Builder: Drag-and-drop editor with MJML components and real-time preview for creating stunning, responsive emails. - Transactional API: REST API for sending transactional emails with responsive templates. - Opens & Click Tracking: Real-time analytics with detailed open rates, click tracking, and engagement metrics. - A/B Testing: Built-in A/B testing for subject lines, content, and send times to optimize campaigns. - Contact Profiles & Timeline: Rich contact profiles with custom fields and complete activity history. - Notification Center: Self-service portal for contacts to manage subscriptions and preferences. - Real-time Segmentation: Segment contacts by properties, activities, and subscriptions for targeted campaigns. - User Permissions: Granular workspace-level access control with multiple roles for team collaboration. - Workspaces: Multi-tenant architecture with custom domains and isolated data for agencies. - Automations: Event-driven workflows built on contact timeline for automated sequences. - S3 File Manager: Integrated file management with S3-compatible storage for images and attachments. Notifuse is open-source and can be self-hosted. It supports integration with multiple email delivery providers including SparkPost, Postmark, Mailjet, Mailgun, and Amazon SES. The platform is designed for scalability and flexibility, making it suitable for both individual users and agencies.
No-code dashboard for AWS SES email management
Sendune simplifies AWS SES by providing a no-code dashboard to manage all your transactional and marketing emails. Connect your AWS account and handle everything from contact management to email delivery with ease. - No-Code Dashboard: Manage AWS SES without technical complexity. - Contact Management: Organize contacts with tag-based systems. - Drag-and-Drop Email Designer: Create and customize emails visually. - Template Management: Store and reuse email templates. - Automations: Set up workflows for email sequences and triggers. - Reputation Management: Monitor SPF, DMARC, and DKIM compliance. - Analytics: Track email performance and deliverability. - 99.95% Uptime SLA: Reliable service with high availability. Sendune is a fully hosted service, but the underlying email designer is open-source and available on GitHub. The platform integrates seamlessly with AWS SES, requiring no additional infrastructure setup.
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 self-hosted email marketing
SendPortal is a modern, open-source email marketing platform designed for self-hosting. It provides a cost-effective alternative to services like MailChimp, allowing businesses to manage newsletters, campaigns, and subscriber lists while maintaining full control over their data. - Self-Hosted & Open Source: Deploy on your own infrastructure for complete data ownership. - Multi-Provider Support: Works with AWS SES, Mailgun, Sendgrid, Postmark, and Mailjet. - Subscriber & List Management: Import/export subscribers via API or CSV, create custom segments. - Campaign Management: Design and send beautiful email campaigns with customizable templates. - Message Tracking: Monitor opens, clicks, bounces, and unsubscribes automatically. - Multiple Workspaces: Manage multiple teams or projects within a single interface. - Unlimited Users & Subscribers: No artificial limits on users, subscribers, or messages. - Powerful API: Integrate seamlessly with existing workflows and applications. - Cost Savings: Significantly cheaper than MailChimp, Campaign Monitor, and similar services. SendPortal is built with Laravel and can be installed as a package or via Docker. It requires a database (MySQL/PostgreSQL) and a mail delivery service (e.g., AWS SES). Full documentation is available at SendPortal Docs.
Privacy-first newsletter platform without tracking
Hyvor Post is a privacy-first newsletter platform designed for simplicity and ethical email delivery. Unlike traditional newsletter services that track opens and clicks, Hyvor Post prioritizes reader privacy while providing essential features for content creators. - Privacy-First Design: No tracking of opens, clicks, or subscriber data by default - Customizable Templates: Professionally designed email templates that can be tailored to your brand - Free Subdomains: Get yourname.hyvorpost.io for sending newsletters without owning a domain - Archive Site: Customizable archive site (yourname.hyvorpost.email) to host all sent newsletters - Embeddable Signup Forms: Easy-to-embed newsletter forms with double opt-in functionality - Multiple Lists Management: Organize subscribers into different lists (e.g., Weekly, Monthly) - Team Collaboration: Collaborate with team members on newsletter campaigns - API Integration: Connect with existing systems using Hyvor Post's API - Migration Assistance: Support for migrating subscribers from other platforms - 14-Day Free Trial: Test the platform with test emails before committing Hyvor Post is a fully managed SaaS platform with no self-hosting option. The service operates from servers in France and is GDPR compliant. While the platform itself isn't open source, Hyvor's email delivery service (Hyvor Relay) is first-party infrastructure. The company is based in France and maintains strict privacy standards.
Email inbox API for AI agents to create, send, and receive messages via REST
AgentMail provides AI agents with real email inboxes, enabling them to create, send, receive, and search messages entirely via REST API. Built specifically for autonomous agents and agentic workflows, it eliminates the need for manual email handling. - Inboxes API: Create, manage, and operate email inboxes entirely via API with custom domains and multi-tenancy support - Threads & Replies: Full email thread management including attachments and realtime events - Semantic Search: Advanced search capabilities to find relevant emails quickly - Data Extraction: Automatically extract structured data from emails - SDKs & MCP: Python, TypeScript, and CLI SDKs with Model Context Protocol (MCP) support - Agent Integrations: Native support for popular AI agents like Claude Code, Hermes, OpenClaw, Codex, Cursor, and Grok - Security: Agent Armor feature to screen inbound mail before agents process it - Scalability: Built for enterprise-grade performance with global infrastructure AgentMail is a fully managed cloud service with no self-hosting option available. The platform provides REST APIs, SDKs (Python, TypeScript, CLI), and MCP servers for seamless integration with AI agent frameworks. All infrastructure is managed by AgentMail with enterprise-grade security and compliance standards.
About Brevo
Brevo is an all-in-one customer platform designed to help businesses efficiently build meaningful relationships at scale. With a unified view of the customer journey, Brevo provides intuitive marketing and sales tools including email marketing, marketing automation, SMS, WhatsApp campaigns, CDP, CRM, and more.
Key Features of Brevo
- Email Marketing: Create and send newsletters, promotional emails, and automated campaigns with a drag-and-drop editor.
- Marketing Automation: Build customer journeys across multiple channels with triggers and workflows.
- Multi-Channel Campaigns: Engage audiences via email, SMS, WhatsApp, web & mobile push notifications, live chat, and chatbots.
- Transactional Messaging: Send real-time messages via SMTP relay and API for transactional emails and SMS.
- Customer Data Platform (CDP): Unify and activate customer data for smarter marketing decisions.
- CRM & Sales Management: Manage sales pipelines, automate sales processes, and track customer interactions.
- Customer Loyalty: Build and manage integrated rewards programs to turn customers into loyal fans.
- 150+ Integrations: Connect with popular tools like Shopify, WordPress, Stripe, and Zapier.
- Developer Tools: Access open API, SDKs, and code recipes for seamless integration and customization.
- AI-Powered Features: Leverage AI to optimize campaigns, personalize content, and boost conversions.
Tech / Self-Hosting
Brevo is a fully managed SaaS platform with no self-hosting option. It is GDPR compliant and offers enterprise-grade security and data control for businesses of all sizes.