email

The open-source communication infrastructure for agents and products

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

The classic email sending library for PHP

💌 Build and send emails using React

MJML: the only framework that makes responsive email easy

:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.

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

BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr

Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

holehe allows you to check if the mail is used on different sites like twitter, instagram and will retrieve information on sites with the forgotten password function.

Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)

A Cloudflare-based email service | 基于 Cloudflare 的邮箱服务 | Cloudflare Email 邮箱 Mail

一键自动化 下载、安装、激活 Office 的利器。

The world's best AI personal assistant for email. Open source app to help you reach inbox zero fast.

PHP Email address validator

CloudFlare free temp domain email 免费收发 临时域名邮箱 支持附件 IMAP SMTP TelegramBot

Experience email the way you want with Mail0 – the first open source email app that puts your privacy and safety first. Join the discord: https://mail0.link/discord

Low code web framework for real world applications, in Python and Javascript

Check if an email address exists without sending any email, written in Rust. Comes with a ⚙️ HTTP backend.