#smtp (30 Repositories)
Ranked open-source repositories tagged with #smtp, scored by pull request acceptance likelihood and maintainer engagement velocity.
55.5%
56.4h
30 repositories tagged #smtp
EvotecIT/Mailozaurr
Mailozaurr is a PowerShell module that aims to provide SMTP, POP3, IMAP and probably some other ways to interact with Email. Underneath it uses MimeKit and MailKit libraries written by Jeffrey Stedfast.
sj26/mailcatcher
Catches mail and serves it through a dream.
tokencanopy/e2a
The first open source email gateway for AI agents — SPF/DKIM verified inbound, HMAC-signed delivery, webhook + WebSocket fan-out, CLI + SDKs + MCP
micro/mu
One home for agents, tools and services
jdrouet/catapulte
Rust implementation of catapulte email sender
cypht-org/cypht
Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (Exchange Web Services)
docker-mailserver/docker-mailserver
Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.
hyvor/relay
✉️ Open-Source Email API for Developers. Cloud & Self-hosted Alternative to SES, Mailgun, SendGrid.
apache/james-project
Emails at the heart of your business logic!
chatmail/core
Chatmail Rust Core library, used by Android/iOS/desktop chatmail apps, bindings and bots 📧
veliovgroup/mail-time
📮 Email queue extending NodeMailer with multi SMTP transports and horizontally scaled applications support
Wh1isper/mcp-email-server
Full-featured, multi-account MCP email server for Windows, macOS, and Linux—read, search, organize, and send email via IMAP and SMTP.
PHPMailer/PHPMailer
The classic email sending library for PHP
emersion/go-smtp
📤 An SMTP library for Go clients and servers
rustmailer/rustmailer
A self-hosted Email Middleware for IMAP, SMTP, Gmail API, Graph API — built for developers
nextcloud/mail
💌 Mail app for Nextcloud
smtpd/qpsmtpd
qpsmtpd is a flexible smtpd daemon written in Perl
SMS2Email/SMS2Email
Android app that forwards SMS messages to SMTP (Email) server
pimalaya/himalaya
CLI to manage emails
postalserver/postal
📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail
knadh/listmonk
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.
Enough-Software/enough_mail
IMAP, POP3 and SMTP clients for Dart developers. Contains both low level as well as a high level API.
jstedfast/MailKit
A cross-platform .NET library for IMAP, POP3, and SMTP.
KumoCorp/kumomta
The first Open-Source high-performance MTA developed from the ground-up for high-volume email sending environments.
pdobsan/oama
OAuth credential Manager
pppscn/SmsForwarder
短信转发器——监控Android手机短信、来电、APP通知，并根据指定规则转发到其他手机：钉钉群自定义机器人、钉钉企业内机器人、企业微信群机器人、飞书机器人、企业微信应用消息、邮箱、bark、webhook、Telegram机器人、Server酱、PushPlus、手机短信等。包括主动控制服务端与客户端，让你轻松远程发短信、查短信、查通话、查话簿、查电量等。（V3.0 新增）PS.这个APK主要是学习与自用，如有BUG请提ISSUE，同时欢迎大家提PR指正
fewlinesco/bamboo_smtp
An SMTP adapter for Bamboo.
aplus-framework/email
Aplus Framework Email Library
bokysan/docker-postfix
Multi architecture simple SMTP server (postfix null relay) host for your Docker and Kubernetes containers. Based on Debian/Ubuntu/Alpine.