Data

Tools

Indexes

Applications

Experiments

Packages

An open API service providing package, version and dependency metadata of many open source software ecosystems and registries.

proxy.golang.org "smtp" keyword

Top 1.0% on proxy.golang.org
github.com/projectdiscovery/interactsh v1.4.1
An OOB interaction gathering server and client library
34 versions - Latest release: 8 days ago - 66 dependent packages - 109 dependent repositories - 4,568 stars on GitHub
Top 2.4% on proxy.golang.org
github.com/foxcpp/maddy v0.9.6
✉️ Composable all-in-one mail server.
35 versions - Latest release: 5 days ago - 3 dependent packages - 2 dependent repositories - 6,091 stars on GitHub
Top 5.0% on proxy.golang.org
github.com/albertito/chasquid v1.18.0
chasquid is an SMTP (email) server, with a focus on simplicity, security, and ease of operation.
9 versions - Latest release: 4 months ago - 977 stars on GitHub
Top 8.8% on proxy.golang.org
github.com/pytest-dev/pytest-localserver v0.10.0 💰
pytest plugin to test server connections locally. This repository was migrated from Bitbucket.
8 versions - Latest release: 11 months ago - 37 stars on GitHub
Top 4.9% on proxy.golang.org
github.com/stalwartlabs/stalwart v0.16.25 💰
All-in-one Mail & Collaboration server. Secure, scalable and fluent in every protocol (IMAP, JMAP...
95 versions - Latest release: 4 days ago - 14,990 stars on GitHub
Top 5.3% on proxy.golang.org
github.com/HouzuoGuo/laitos v0.0.0-20230908061614-ea4dd1bb8f7c
laitos software suite offers all you need for hosting a personal website, receiving Emails, block...
12 versions - Latest release: about 3 years ago - 259 stars on GitHub
Top 9.7% on proxy.golang.org
github.com/bitnami/healthcheck-tools v0.0.0-20240102093001-42c2cec82e1b
Set of Go tools to check different elements of your stack (SSL, SMTP, Permissions...)
1 version - Latest release: almost 3 years ago - 25 stars on GitHub
Top 9.6% on proxy.golang.org
github.com/lukencode/FluentEmail v3.0.2+incompatible
All in one email sender for .NET. Supports popular senders (SendGrid, MailGun, etc) and Razor tem...
5 versions - Latest release: over 4 years ago - 3,214 stars on GitHub
Top 9.6% on proxy.golang.org
github.com/lukencode/fluentemail v3.0.2+incompatible
All in one email sender for .NET. Supports popular senders (SendGrid, MailGun, etc) and Razor tem...
5 versions - Latest release: over 4 years ago - 3,214 stars on GitHub
Top 5.0% on proxy.golang.org
gopkg.in/go-mail/mail.v2 v2.3.1
Package gomail provides a simple interface to compose emails and to mail them efficiently.
2 versions - Latest release: almost 8 years ago - 469 stars on GitHub
Top 5.4% on proxy.golang.org
gopkg.in/Mail.v2 v2.3.1
Package gomail provides a simple interface to compose emails and to mail them efficiently.
2 versions - Latest release: almost 8 years ago - 469 stars on GitHub
Top 1.8% on proxy.golang.org
github.com/go-mail/mail/v2 v2.3.0
Package gomail provides a simple interface to compose emails and to mail them efficiently.
1 version - Latest release: almost 8 years ago - 55 dependent packages - 59 dependent repositories - 469 stars on GitHub
Top 1.4% on proxy.golang.org
github.com/go-mail/mail v2.3.1+incompatible
Package gomail provides a simple interface to compose emails and to mail them efficiently.
2 versions - Latest release: almost 8 years ago - 192 dependent packages - 209 dependent repositories - 469 stars on GitHub
Top 1.3% on proxy.golang.org
gopkg.in/mail.v2 v2.3.1
Package gomail provides a simple interface to compose emails and to mail them efficiently.
2 versions - Latest release: almost 8 years ago - 587 dependent packages - 2,154 dependent repositories - 469 stars on GitHub
Top 5.0% on proxy.golang.org
gopkg.in/MAil.v2 v2.3.1
Package gomail provides a simple interface to compose emails and to mail them efficiently.
2 versions - Latest release: almost 8 years ago - 469 stars on GitHub
Top 9.2% on proxy.golang.org
github.com/go-mail/maiL v2.3.1+incompatible
Package gomail provides a simple interface to compose emails and to mail them efficiently.
2 versions - Latest release: almost 8 years ago - 469 stars on GitHub
Top 5.0% on proxy.golang.org
gopkg.in/mail.v1
Package gomail provides a simple interface to send emails.
Latest release: about 9 hours ago - 469 stars on GitHub
Top 5.2% on proxy.golang.org
github.com/a-novel-kit/golib v0.39.0
Shared Go libraries.
162 versions - Latest release: 5 days ago - 1 stars on GitHub
Top 1.0% on proxy.golang.org
github.com/matcornic/hermes/v2 v2.1.0
Golang package that generates clean, responsive HTML e-mails for sending transactional mail
4 versions - Latest release: over 6 years ago - 94 dependent packages - 123 dependent repositories - 3,032 stars on GitHub
Top 4.3% on proxy.golang.org
github.com/Matcornic/hermes v1.2.0
Golang package that generates clean, responsive HTML e-mails for sending transactional mail
5 versions - Latest release: about 8 years ago - 3,032 stars on GitHub
Top 1.2% on proxy.golang.org
github.com/matcornic/hermes v1.3.0
Golang package that generates clean, responsive HTML e-mails for sending transactional mail
6 versions - Latest release: over 1 year ago - 19 dependent packages - 41 dependent repositories - 3,032 stars on GitHub
Top 4.6% on proxy.golang.org
gopkg.in/matcornic/hermes.v1 v1.2.0
Golang package that generates clean, responsive HTML e-mails for sending transactional mail
5 versions - Latest release: about 8 years ago - 3,032 stars on GitHub
Top 6.7% on proxy.golang.org
github.com/steffenfritz/mxcheck v1.8.0 💰
mxcheck is a security scanner for mail servers
24 versions - Latest release: 11 months ago - 147 stars on GitHub
Top 9.6% on proxy.golang.org
github.com/cosullivan/SmtpServer v11.1.0+incompatible 💰
A SMTP Server component written in C#
9 versions - Latest release: 11 months ago - 825 stars on GitHub
Top 9.6% on proxy.golang.org
github.com/cosullivan/smtpserver v11.1.0+incompatible 💰
A SMTP Server component written in C#
9 versions - Latest release: 11 months ago - 825 stars on GitHub
Top 4.8% on proxy.golang.org
github.com/aio-libs/aiosmtpd v1.4.6 💰
A reimplementation of the Python stdlib smtpd.py based on asyncio.
2 versions - Latest release: over 2 years ago - 372 stars on GitHub
Top 2.2% on proxy.golang.org
github.com/wneessen/go-mail v0.8.1 💰
Package mail provides an easy to use interface for formating and sending mails.
48 versions - Latest release: 3 months ago - 31 dependent packages - 66 dependent repositories - 1,496 stars on GitHub
Top 2.7% on proxy.golang.org
github.com/knadh/listmonk v1.1.0
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Singl...
22 versions - Latest release: over 5 years ago - 1 dependent package - 1 dependent repositories - 23,683 stars on GitHub
Top 5.9% on proxy.golang.org
github.com/gopistolet/gopistolet v0.0.0-20210418093520-a5395f728f8d
Mailserver written in Go
4 versions - Latest release: over 5 years ago - 1 dependent package - 2 dependent repositories - 78 stars on GitHub
Top 4.5% on proxy.golang.org
github.com/agenticmail/agenticmail v0.9.12 💰
Email, SMS & phone-call infrastructure for AI agents — send and receive real email and text messa...
3 versions - Latest release: 5 months ago - 229 stars on GitHub
Top 4.2% on proxy.golang.org
github.com/nodemailer/smtp-server v3.19.17+incompatible 💰
Create custom SMTP servers on the fly
98 versions - Latest release: 5 days ago - 915 stars on GitHub
Top 1.0% on proxy.golang.org
github.com/visionik/sogcli v0.3.0
Standards Ops Gadget — CLI for IMAP/SMTP/CalDAV/CardDAV/WebDAV
3 versions - Latest release: 9 months ago - 3 stars on GitHub
Top 1.0% on proxy.golang.org
github.com/soulteary/herald-smtp v1.2.3
HTTP-to-SMTP email adapter for Herald, with API-key authentication, idempotency, and Docker deplo...
12 versions - Latest release: 17 days ago - 0 stars on GitHub
Top 4.5% on proxy.golang.org
github.com/greenmail-mail-test/greenmail v0.0.0-20260912074630-4638e898b0fd removed
Official master for the Greenmail project
3 versions - Latest release: 27 days ago - 746 stars on GitHub
Top 4.1% on proxy.golang.org
github.com/sj26/mailcatcher v0.11.0 💰
Catches mail and serves it through a dream.
40 versions - Latest release: about 1 month ago - 1 dependent repositories - 6,780 stars on GitHub
Top 1.3% on proxy.golang.org
github.com/flashmob/go-guerrilla v1.6.1
Mini SMTP server written in golang
2 versions - Latest release: almost 7 years ago - 22 dependent packages - 26 dependent repositories - 2,964 stars on GitHub
Top 10.0% on proxy.golang.org
github.com/go-zwbc/emailzh v0.0.1
Package emailzh: Email sending library with Chinese-friendly naming conventions Provides intuitiv...
2 versions - Latest release: 10 months ago - 6 stars on GitHub
Top 4.9% on proxy.golang.org
github.com/0xshariq/email-mcp-server v1.6.0
Cross-platform email operations for MCP clients and CLI
1 version - Latest release: about 1 year ago - 1 stars on GitHub
Top 4.7% on proxy.golang.org
github.com/dever-labs/mockly v0.13.1
Cross-platform multi-protocol mock server — HTTP, WebSocket, gRPC, GraphQL, TCP, Redis, SMTP, MQT...
27 versions - Latest release: 3 months ago - 1 stars on GitHub
Top 4.7% on proxy.golang.org
github.com/dever-labs/mockly/clients/go
Cross-platform multi-protocol mock server — HTTP, WebSocket, gRPC, GraphQL, TCP, Redis, SMTP, MQT...
Latest release: 2 days ago - 1 stars on GitHub
Top 4.7% on proxy.golang.org
github.com/sisimai/rb-sisimai v5.7.2+incompatible
Mail Analyzing Interface for email bounce: A Ruby library to parse RFC5322 bounce mails and gener...
59 versions - Latest release: about 1 month ago - 91 stars on GitHub
Top 1.7% on proxy.golang.org
github.com/domodwyer/mailyak/v3 v3.6.2
Package mailyak provides a simple interface for generating MIME compliant emails, and optionally ...
20 versions - Latest release: about 3 years ago - 145 dependent packages - 110 dependent repositories - 349 stars on GitHub
Top 5.4% on proxy.golang.org
github.com/itsnotgoodname/go-smtpbridge v0.14.2
Bridge email to other messaging services.
25 versions - Latest release: almost 2 years ago - 4 stars on GitHub
Top 5.4% on proxy.golang.org
github.com/chuccp/d-mail v0.2.10
HTTP-to-SMTP Service — Send emails via HTTP/JSON requests with token-based auth, SMTP management,...
6 versions - Latest release: about 1 year ago - 12 stars on GitHub
Top 8.2% on proxy.golang.org
github.com/tvastar/g0 v0.0.0-20190317005854-548858b9e464
Package g0 implements a simple gmail library for zero-inbox people.
1 version - Latest release: over 7 years ago - 0 stars on GitHub
Top 5.4% on proxy.golang.org
github.com/gonstruct/adapters/pkg/encryption
Reusable Go adapters for external services like encryption, mail, and storage, providing simple, ...
Latest release: 10 months ago - 0 stars on GitHub
Top 5.4% on proxy.golang.org
github.com/YoubaImkf/go-auth-api
Golang Authenticate API
Latest release: 3 months ago - 0 stars on GitHub
Top 7.3% on proxy.golang.org
zgo.at/blackmail v0.0.0-20221021025740-b3fdfc32a1aa 💰
Package blackmail sends emails.
2 versions - Latest release: almost 4 years ago - 6 dependent packages - 4 dependent repositories - 10 stars on GitHub
Top 5.4% on proxy.golang.org
github.com/bravo1goingdark/mailgrid v1.1.0
Ultra-lightweight Go CLI for high-throughput email automation. Sends bulk emails via SMTP from CS...
3 versions - Latest release: 5 months ago - 26 stars on GitHub
Top 4.5% on proxy.golang.org
github.com/chatmail/core v2.62.0+incompatible 💰
Chatmail Rust Core library, used by Android/iOS/desktop chatmail apps, bindings and bots 📧
221 versions - Latest release: 16 days ago - 936 stars on GitHub
github.com/gonstruct/adapters v0.0.1
Reusable Go adapters for external services like encryption, mail, and storage, providing simple, ...
1 version - Latest release: about 1 year ago - 0 stars on GitHub
Top 5.7% on proxy.golang.org
github.com/maildev/maildev v2.2.1+incompatible
:mailbox: SMTP Server + Web Interface for viewing and testing emails during development.
11 versions - Latest release: almost 2 years ago - 6,124 stars on GitHub
Top 1.0% on proxy.golang.org
github.com/kannon-email/kannon v0.5.1
✉️ Cloud-Native massive mail sender for Kubernetes!
16 versions - Latest release: 5 months ago - 85 stars on GitHub
Top 8.2% on proxy.golang.org
github.com/marle3003/mokapi v0.52.0
Your API mocking tool for OpenAPI and AsyncAPI using Go and JavaScript - https://mokapi.io
192 versions - Latest release: 23 days ago - 59 stars on GitHub
Top 4.3% on proxy.golang.org
github.com/zytzagoo/smtp-validate-email v1.1.1
A PHP library for performing email addresses validation via SMTP
3 versions - Latest release: about 4 years ago - 451 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/eclipse-xfsc/email-service v1.0.0
This repo contains an simple email service which is integrated in nats
1 version - Latest release: over 1 year ago - 1 stars on GitHub
Top 4.7% on proxy.golang.org
github.com/projectdiscovery/Interactsh v1.3.1
An OOB interaction gathering server and client library
32 versions - Latest release: 7 months ago - 4,568 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/MartyHub/mail-api
Simple mail API written in Go
Latest release: 2 months ago - 0 stars on GitHub
Top 4.6% on proxy.golang.org
github.com/alrayyes/form-handler v1.3.2
Command form-handler accepts contact form submissions and emails them on.
6 versions - Latest release: about 2 months ago - 1 stars on GitHub
Top 1.1% on proxy.golang.org
github.com/emersion/go-smtp v0.25.0
Package smtp implements the Simple Mail Transfer Protocol as defined in RFC 5321.
26 versions - Latest release: about 2 months ago - 355 dependent packages - 249 dependent repositories - 2,053 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/tpdoyle87/simple-email-server v0.0.0-20250702011500-36fd72f6ae9f
High-performance, self-hosted email server written in Go
1 version - Latest release: over 1 year ago - 0 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/gyozatech/kannon v0.5.1
✉️ Cloud-Native massive mail sender for Kubernetes!
16 versions - Latest release: 5 months ago - 83 stars on GitHub
Top 6.7% on proxy.golang.org
github.com/cypht-org/cypht v2.12.2+incompatible
Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (E...
50 versions - Latest release: about 1 month ago - 1,750 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/NLog/NLog.MailKit v6.1.5+incompatible
:mailbox_with_mail: Alternative Mail target for NLog using MailKit
8 versions - Latest release: 3 months ago - 17 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/nlog/nlog.mailkit v6.1.5+incompatible
:mailbox_with_mail: Alternative Mail target for NLog using MailKit
8 versions - Latest release: 3 months ago - 17 stars on GitHub
Top 5.6% on proxy.golang.org
github.com/moteus/lua-sendmail v0.1.5
Simple wrapper around luasoket smtp.send
6 versions - Latest release: over 9 years ago - 32 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/ladmakhi81/learnup
LearnUp is a Go-based Learning Management System connecting teachers and students, enabling mento...
Latest release: 8 months ago - 5 stars on GitHub
Top 5.5% on proxy.golang.org
github.com/HouseCham/mailService
MailService 🛠️ is a microservice written in Golang, designed to receive restful requests in order...
Latest release: 9 months ago - 0 stars on GitHub
Top 5.6% on proxy.golang.org
github.com/sisimai/p5-sisimai v5.7.2+incompatible
Mail Analyzing Interface for email bounce: A Perl module to parse RFC5322 bounce mails and genera...
96 versions - Latest release: about 1 month ago - 83 stars on GitHub
Top 5.6% on proxy.golang.org
github.com/sisimai/p5-Sisimai v5.7.2+incompatible
Mail Analyzing Interface for email bounce: A Perl module to parse RFC5322 bounce mails and genera...
96 versions - Latest release: about 1 month ago - 83 stars on GitHub
Top 8.2% on proxy.golang.org
github.com/phpmailer/phpmailer v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 22,301 stars on GitHub
Top 4.8% on proxy.golang.org
github.com/Phpmailer/Phpmailer v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 22,301 stars on GitHub
Top 4.2% on proxy.golang.org
github.com/PHPMailer/phpmailer v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 22,301 stars on GitHub
Top 4.7% on proxy.golang.org
github.com/Phpmailer/phpmailer v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 22,301 stars on GitHub
Top 4.2% on proxy.golang.org
github.com/PHPMailer/PHPMAiler v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 22,301 stars on GitHub
Top 4.2% on proxy.golang.org
github.com/PhpMailer/PhpMailer v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 22,301 stars on GitHub
Top 4.4% on proxy.golang.org
github.com/PHPmailer/PHPmailer v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 22,301 stars on GitHub
Top 7.2% on proxy.golang.org
github.com/PHPMailer/PHPMailer v7.1.1+incompatible 💰
The classic email sending library for PHP
82 versions - Latest release: 5 months ago - 1 dependent repositories - 22,301 stars on GitHub
Top 5.7% on proxy.golang.org
github.com/myacey/jxgercorp-banking v0.0.0-20250319210207-d2b1ab3c04a9
Microservice bank with frontend on Vue and backend on Go
1 version - Latest release: over 1 year ago - 3 stars on GitHub
Top 3.9% on proxy.golang.org
github.com/jasonmunro/cypht v2.11.0+incompatible
Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (E...
43 versions - Latest release: 4 months ago - 1,747 stars on GitHub
Top 4.5% on proxy.golang.org
github.com/TAIPANBOX/heraldyx v0.2.5
The part of the box that writes to you: watches the agent stack's shared event log and mails the ...
7 versions - Latest release: 15 days ago - 0 stars on GitHub
Top 5.7% on proxy.golang.org
github.com/cutelyst/simple-mail v3.1.0+incompatible 💰
An SMTP library written in C++ for Qt. Allows applications to send emails (MIME with text, html, ...
8 versions - Latest release: almost 2 years ago - 233 stars on GitHub
Top 8.2% on proxy.golang.org
github.com/RainLoop/rainloop-webmail v1.17.0
Simple, modern & fast web-based email client
10 versions - Latest release: about 4 years ago - 4,114 stars on GitHub
Top 8.2% on proxy.golang.org
github.com/rainloop/rainloop-webmail v1.17.0
Simple, modern & fast web-based email client
10 versions - Latest release: about 4 years ago - 4,114 stars on GitHub
Top 6.7% on proxy.golang.org
github.com/lettre/lettre v0.11.23 💰
a mailer library for Rust
74 versions - Latest release: 2 months ago - 2,267 stars on GitHub
Top 5.6% on proxy.golang.org
github.com/the-mcgrail-foundation/mimedefang v3.7.1+incompatible
MIMEDefang is an e-mail filtering tool that works with the Sendmail “Milter” library. MIMEDefang...
2 versions - Latest release: 3 months ago - 31 stars on GitHub
Top 5.6% on proxy.golang.org
github.com/The-McGrail-Foundation/MIMEDefang v3.7.1+incompatible
MIMEDefang is an e-mail filtering tool that works with the Sendmail “Milter” library. MIMEDefang...
2 versions - Latest release: 3 months ago - 31 stars on GitHub
Top 5.6% on proxy.golang.org
github.com/jasonmunro/hm3 v2.11.2+incompatible
Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (E...
45 versions - Latest release: 3 months ago - 1,747 stars on GitHub
github.com/requiemofthesouls/pigeomail/api v0.0.0-20230803192038-415cd06a79bd
✉️ Service which provides securely personal email addresses right in telegram
1 version - Latest release: about 3 years ago - 8 stars on GitHub
Top 8.2% on proxy.golang.org
github.com/mailu/mailu v1.8.0 💰
Insular email distribution - mail server as Docker images
1 version - Latest release: about 5 years ago - 7,533 stars on GitHub
Top 4.1% on proxy.golang.org
github.com/Mailu/Mailu v1.8.0 💰
Insular email distribution - mail server as Docker images
1 version - Latest release: about 5 years ago - 7,533 stars on GitHub
Top 4.7% on proxy.golang.org
github.com/tokencanopy/e2a v1.15.2
Open-source email API for applications and AI agents. Managed hosting at e2a.dev, or self-host wi...
58 versions - Latest release: 9 days ago - 192 stars on GitHub
Top 4.9% on proxy.golang.org
github.com/kootenpv/yagmail v0.16.0 💰
Send email in Python conveniently for gmail using yagmail
1 version - Latest release: 5 months ago - 2,736 stars on GitHub
Top 5.8% on proxy.golang.org
github.com/knadh/smtppool/v2 v2.2.0
Package smtppool creates a pool of reusable SMTP connections for high throughput e-mailing.
7 versions - Latest release: about 1 month ago - 183 stars on GitHub
Top 2.9% on proxy.golang.org
github.com/knadh/smtppool v1.3.0
Package smtppool creates a pool of reusable SMTP connections for high throughput e-mailing.
14 versions - Latest release: almost 2 years ago - 7 dependent packages - 22 dependent repositories - 183 stars on GitHub
Top 5.7% on proxy.golang.org
github.com/r0hi7/trashemail v3.0.0+incompatible 💰
A hosted disposable email telegram bot; Extremely privacy friendly; Proudly hosted for community.
7 versions - Latest release: about 6 years ago - 563 stars on GitHub
Top 5.7% on proxy.golang.org
github.com/r0hi7/Trashemail v3.0.0+incompatible 💰
A hosted disposable email telegram bot; Extremely privacy friendly; Proudly hosted for community.
7 versions - Latest release: about 6 years ago - 563 stars on GitHub
Top 5.7% on proxy.golang.org
github.com/rizalgowandy/mailhog-go v1.1.0 💰
Interact with MailHog API.
3 versions - Latest release: 7 months ago - 0 stars on GitHub
Top 7.7% on proxy.golang.org
github.com/linyows/warp v0.17.0 💰
WARP is an outbound transparent SMTP proxy.
23 versions - Latest release: 8 months ago - 15 stars on GitHub
Top 4.6% on proxy.golang.org
github.com/rithulkamesh/toolkit v0.1.0 💰
Dependency-free Go building blocks for JSON API services: concurrent DAG executor, net/http middl...
2 versions - Latest release: about 1 month ago - 1 stars on GitHub
Related Keywords
email 208 golang 199 go 139 mail 107 imap 61 smtp-server 43 mailer 37 smtp-client 34 hacktoberfest 31 docker 30 dkim 29 email-sender 26 pop3 25 sendgrid 22 mailgun 21 http 21 ses 18 server 17 mailserver 16 attachment 16 email-template 16 webhook 16 postmark 15 testing 15 webmail 15 telegram 15 php 14 go-library 14 mime 14 webhooks 13 transactional-emails 13 smtp-mail 13 rate-limiting 12 middleware 12 gmail 12 golang-package 12 docker-compose 12 dns 12 self-hosted 11 dmarc 11 golang-library 11 developer-tools 11 cli 11 api 11 postfix 11 attachments 11 proxy 11 retry 10 redis 10 library 10 async 10 lmtp 10 mail-server 10 postgresql 10 security 9 mta 9 nginx 9 javascript 9 gorm 9 windows 9 monitoring 9 carddav 9 slack 9 e-mail 9 github-actions 8 php-library 8 phpmailer 8 tls-support 8 xoauth2 8 tls 8 linux 8 s3 8 grpc 8 caldav 8 mysql 8 emails 7 dotnet 7 websocket 7 aws-ses 7 go-smtp 7 integration-testing 7 mock-server 7 template 7 mcp 7 jmap 7 client 7 keep-alive 6 telegram-bot 6 persistent 6 persistent-connections 6 model-context-protocol 6 mcp-server 6 send-email 6 send-email-with-attachment 6 timeout 6 minio 6 spf 6 pop 6 rust 6 bulk-email-sender 6