dreamhunter2333 / cloudflare_temp_email

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

maildev / maildev

:mailbox: SMTP Server + Web Interface for viewing and testing emails during development.

deltachat / deltachat-desktop

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

kurrier-org / kurrier

Kurrier is a modern, self-hosted workspace for email, calendar, contacts and storage.

nodemailer / smtp-server

Create custom SMTP servers on the fly

dahlia / upyo

Upyo is a simple and cross-runtime library for sending email messages using SMTP and various email providers. It works on Node.js, Deno, Bun, and edge functions.

mtcute / mtcute

modern typescript library for mtproto. supports browsers, node/bun, deno and more!

nateherkai / snagtime

Free, self-hostable scheduling app with booking links, Google Calendar sync, SMTP notifications, and Stripe test payments.

MillionSend / millionsend

The open-source email platform — self-host on your own AWS SES, or use the cloud. Resend-compatible API.

openagentemail / openagentemail

Open communication and task handoffs for AI agents — self-hosted email, task threads, approvals, and webhooks over MCP and REST. Apache-2.0.

GagnDeep / mailysend

A Resend-compatible email platform on Cloudflare Workers — transactional sending, broadcasts, automations, inbound mail and deliverability analytics. MIT, one-click deployable into your own account.