💌 An extensible desktop mail app built on the modern web. Forks welcome!

MJML: the only framework that makes responsive-email easy

✉️ Send e-mails with Node.JS – easy as cake!

Free and Open Source messaging and emailing app that combines common web applications into one.

HEML is an open source markup language for building responsive email.

An open source email campaign management tool for nonprofits

Create, preview (browser/iOS Simulator), and send custom email templates for Node.js. Made for @forwardemail, @ladjs, @cabinjs, @spamscanner, and @breejs.

Use Tailwind CSS to design HTML emails.

Juice inlines CSS stylesheets into your HTML source.

The Official Twilio SendGrid Led, Community Driven Node.js API Library

搭建专属于你的消息推送服务，支持多种消息推送方式，支持 Markdown，基于 Golang 仅单可执行文件，开箱即用

The best free email forwarding for custom domains. Visit our website to get started (SMTP server)

The missing desktop client for Gmail & Google Inbox

A Node.js library to send all kinds of transactional notifications.

JavaScript plugin for finding links in plain-text and converting them to HTML <a> tags.

Serverless email forwarding using AWS Lambda and SES

Advanced html to text converter

Wavebox, the revolutionary and feature-rich Chromium browser that's built for productive working across Google Workspaces, Microsoft Teams, ClickUp, Monday, Atlassian, Asana, AirTable, Slack, and every other web app you use to get work done.

📥 An email client that functions like a kanban board.

An open-source starter kit that will help you build full-stack multi-tenant SaaS platforms efficiently and help you focus on developing your core SaaS features. Built on top of popular and modern technologies such as Next JS, Tailwind, Prisma, and Stripe.