Inbox alternatives for AI agents.

The open-source communication infrastructure for agents and products

Decentralized private messenger with chat-shared tools and games for Desktop

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

💌 Build and send emails using React

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

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

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

Tuta is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.

Decentralized private messenger with chat-shared tools and games for Android

Open source alternative to Resend, Sendgrid, Postmark etc.

A cute temporary email service built with NextJS + Cloudflare technology stack 🎉 | 一个基于 NextJS + Cloudflare 技术栈构建的可爱临时邮箱服务🎉

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.

Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more 📨

Bichon – A lightweight, high-performance Rust email archiver with WebUI

Utils library for specific Brazilian businesses

📫 只需一个域名部署临时邮箱到 Cloudflare Worker，使用 D1 保存数据，支持多域名后缀，密码找回，开放API接口。