Best Indie Email Marketing Tools in 2026

Simplify automating future notifications in Laravel

Email API for developers. Send transactional and marketing emails at scale.

Your daily digest of favourite sources in your inbox

Build hype before you build

The best way to start, grow, and run your newsletter

Email for modern SaaS companies

Open-source self-hosted newsletter and mailing list manager.

Open-source marketing automation platform.

AI context and memory management for LLM applications

Free open-source block-based email template builder

PingMe - A unified CLI and web service for sending notifications across multiple messaging platforms

Self-hosted open-source newsletter platform

Django email backends and webhooks for Amazon SES, Brevo, MailerSend, Mailgun, Mailjet, Mailtrap, Po

BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-

LePatron is an opensource email builder allowing to industrialize your email template production. Bu

Open-source email platform for transactional and marketing emails

Notifuse is an open-source & modern emailing platform

Build HTML emails with Tailwind CSS

An open source html email template builder with drag & drop editor

Stock market performance insights and trends in your inbox every day.

Email marketing that does more for less

Open source email newsletters, easy and reliable

A robust and flexible email library for Go

Send, track, and receive emails

企业级自建邮件营销解决方案。支持直连投递、SMTP 中继、自动 DKIM/SPF 签名、子域名隔离及全可视化管理面板。昂贵 EDM 服务的完美替代品。Enterprise-grade Self-hos

Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mo

EmailHunter is a minimalistic Ruby wrapper for the Hunter.io API. It provides a straightforward inte

Luke Smith's bash script to completely automate the setup of a Postfix/Dovecot/SpamAssassin/OpenDKIM server on debian

Web-based software for email automation and marketing (newsletters, multi-stage mail campaigns, tran

Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.

Awesome Opensource Email Resources

Send text/HTML emails with attachments to any SMTP server

Serverless Module for sending emails

An easy-to-use component-based build system for MJML, the email templating language, with Handlebars

Multi channel notification service for collaboration tools, e-commerce, news service and more.

Email marketing skill for Claude Code. 55K words, 908 sources, 19 industry playbooks. Install the sk

Open source email alias solution to protect your email address. Comes with browser extensions and mobile apps

Self-hosted email marketing platform with unlimited sending, AI-powered email creation, real-time analytics, and no monthly fees. Complete SMTP solution.

Open-source, self-hosted & provider-agnostic email infrastructure.

📥 Turn your inbox into a kanban board.

Complete trashmail solution that exposes an SMTP server and has a web interface to manage received emails. Works with mu

Your Debian-based data center in a box. A set of general-purpose Ansible roles that can be used to manage Debian or Ubun

All-in-one mail server that implements SMTP (both MTA and MX) and IMAP. Replaces Postfix, Dovecot, OpenDKIM, OpenSPF, Op

Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administra

A comprehensive platform for managing transactional and marketing emails through AWS SES, featuring customer data management, SMS capabilities, and workflow automation.

Complete e-mail solution with IMAP4, SMTP, SPF, DKIM, DMARC, MTA-STS, DANE and DNSSEC, reputation-based and content-base

💌💨 Email Campaign Delivery built with GoLang inspired by GoHugo

Workflow automation and server monitoring

Browser automation and extraction tool

Complete email solution that runs on any webspace with PHP and MariaDB. It supports POP3 catchall mailboxes and can also