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8 repositories

handlebars-lang / handlebars.js

Minimal templating on steroids.

JavaScript 18,602 2,046 Updated Feb 7, 2026

knadh / listmonk

High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.

Go 19,153 1,940 Updated Mar 1, 2026

pentacent / keila

Open Source Newsletter Tool.

Elixir 2,009 139 Updated Feb 27, 2026

mlandauer / cuttlefish

Transactional email server with a lovely web interface

Ruby 1,618 179 Updated Jun 27, 2024

mettle / sendportal

Open-source self-hosted email marketing. Manage your own newsletters at a fraction of the cost.

PHP 2,108 446 Updated Apr 19, 2024

mautic / mautic

Mautic: Open Source Marketing Automation Software.

PHP 9,245 3,174 Updated Feb 28, 2026

maizzle / maizzle

Quickly build HTML emails with Tailwind CSS.

HTML 2,711 64 Updated Jul 11, 2025

postalserver / postal

📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail

Ruby 16,334 1,210 Updated Feb 24, 2026