Showing 532 open source projects for "email"

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  • 1
    PHPMailer

    PHPMailer

    The classic email sending library for PHP

    PHPMailer – A full-featured email creation and transfer class for PHP. Support for UTF-8 content and 8bit, base64, binary, and quoted-printable encodings. SMTP authentication with LOGIN, PLAIN, CRAM-MD5, and XOAUTH2 mechanisms over SMTPS and SMTP+STARTTLS transports. Validates email addresses automatically. Many PHP developers need to send email from their code.
    Downloads: 168 This Week
    Last Update:
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  • 2
    smtp4dev

    smtp4dev

    The fake smtp email server for development and testing

    smtp4dev - the fake SMTP email server for development and testing. A dummy SMTP server for Windows, Linux, Mac OS-X (and maybe elsewhere where .NET Core is available). Lets you test your application without spamming your real customers.
    Downloads: 42 This Week
    Last Update:
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  • 3
    PostfixAdmin

    PostfixAdmin

    Web based virtual user administration interface for Postfix mail

    PostfixAdmin is a web-based interface for managing mail domains, mailboxes, and aliases for Postfix mail servers. It allows administrators to add and configure virtual domains and email users easily, supporting MySQL, PostgreSQL, and SQLite as backend databases. It's widely used in self-hosted email setups for simplifying email management.
    Downloads: 10 This Week
    Last Update:
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  • 4
    Mail-in-a-Box

    Mail-in-a-Box

    Take back control of your email with this mail server in a box

    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. Mail-in-a-Box lets you become your own mail service provider in a few easy steps. It’s sort of like making your own gmail, but one you control from top to bottom. Technically, Mail-in-a-Box turns a fresh cloud computer into a working mail server.
    Downloads: 5 This Week
    Last Update:
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  • 5
    Inbucket

    Inbucket

    Disposable webmail server (similar to Mailinator) with built in SMTP

    Inbucket is an email testing application; it will accept messages from any email address and make them available to view via a web interface. When you need to test your webapp's outbound emails with Mailinator but are stuck behind a firewall, Inbucket provides the solution. It allows you to keep your new application development secret until it's time to release it.
    Downloads: 1 This Week
    Last Update:
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  • 6
    OpenArchiver

    OpenArchiver

    An open-source platform for legally compliant email archiving

    OpenArchiver is a comprehensive, self-hosted email archiving and compliance platform built to help organizations ingest, index, store, and search email communication data across diverse sources like Gmail, Microsoft 365, IMAP, PST, and more. It’s designed for scenarios where reliable, tamper-proof archiving and full-text search across both emails and attachments are essential for legal discovery, compliance, or long-term records retention.
    Downloads: 5 This Week
    Last Update:
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  • 7
    Mailu

    Mailu

    Insular email distribution - mail server as Docker images

    Mailu is a simple yet full-featured mail server as a set of Docker images. It is free software (both as in free beer and as in free speech), open to suggestions and external contributions. The project aims at providing people with an easily setup, easily maintained and full-featured mail server while not shipping proprietary software nor unrelated features often found in popular groupware. Security, enforced TLS, DANE, MTA-STS, Letsencrypt!, outgoing DKIM, anti-virus scanner, Snuffleupagus,...
    Downloads: 1 This Week
    Last Update:
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  • 8
    i2pd

    i2pd

    I2P: End-to-End encrypted and anonymous Internet

    i2pd (I2P Daemon) is a lightweight, full-featured C++ implementation of the I2P (Invisible Internet Project) protocol, designed for enabling anonymous, encrypted, and censorship-resistant communication. It functions as a router node in the I2P network, supporting services like anonymous websites (eepsites), email, file sharing, and secure messaging. i2pd is designed to be resource-efficient and suitable for running on embedded systems or routers while maintaining compatibility with the wider I2P ecosystem.
    Downloads: 216 This Week
    Last Update:
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  • 9
    VarDumper Component

    VarDumper Component

    Provides mechanisms for walking through any arbitrary PHP variable

    The VarDumper component provides mechanisms for walking through any arbitrary PHP variable. It provides a better dump() function that you can use instead of var_dump(). The VarDumper component creates a global dump() function that you can use instead of e.g. var_dump. By using it, you’ll gain per object and resource types specialized view to e.g. filter out Doctrine internals while dumping a single proxy entity, or get more insight on opened files with stream_get_meta_data. Configurable...
    Downloads: 1 This Week
    Last Update:
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  • 10
    magiclinksdev

    magiclinksdev

    Transactional email magic link and One-Time Password (OTP)

    The magiclinksdev project is an authentication service for magic link and One-Time Password (OTP) use cases. There is built-in email support through Amazon SES and SendGrid.
    Downloads: 0 This Week
    Last Update:
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  • 11
    Modoboa

    Modoboa

    Mail hosting made simple

    Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. It provides useful components such as an administration panel and webmail. Modoboa integrates with well known software such as Postfix or Dovecot. A SQL database (MySQL, PostgreSQL or SQLite) is used as a central point of communication between all components. Modoboa is developed with modularity in mind, expanding it is really easy. Actually, all current features are extensions. It is...
    Downloads: 0 This Week
    Last Update:
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  • 12
    mailcow

    mailcow

    mailcow: dockerized

    With the Nightly Branch, it is now possible to use an external Identity Provider as an additional authentication source. mailcow utilizes the OIDC (OpenID Connect) protocol to authenticate only mailbox users. You can also get a SAL which is a one-time payment with no liabilities or returning fees. mailcow makes use of various open-source software. Please assure you agree with their license before using mailcow. Any part of mailcow itself is released under GNU General Public License, Version 3.
    Downloads: 6 This Week
    Last Update:
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  • 13
    Kurrier

    Kurrier

    Workspace for email, calendar, contacts and storage

    Kurrier is a self-hosted, open-source workspace that brings email, calendars, contacts, and file storage into a single modern web interface while keeping your data under your control. It’s designed to sit on top of standard protocols and services rather than replacing them, connecting to mail providers through IMAP/SMTP and supporting outbound delivery options such as SES or popular transactional email providers.
    Downloads: 0 This Week
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  • 14
    Docker Mailserver

    Docker Mailserver

    Production-ready fullstack but simple mail server

    docker-mailserver provides a production-ready, all-in-one email server in a single container, focused on simplicity and maintainability. It bundles the core mail stack—Postfix for SMTP and Dovecot for IMAP/POP3—then layers in optional anti-spam and anti-virus services, DKIM/DMARC signing and verification, and rate-/abuse-protection tooling. The project emphasizes secure defaults while exposing configuration via environment variables and mounted files, allowing you to define users, aliases, domains, and sieve filters without rebuilding images. ...
    Downloads: 0 This Week
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  • 15
    Uptrace

    Uptrace

    Open source APM: OpenTelemetry traces, metrics, and logs

    Uptrace is an open-source APM tool that supports distributed tracing, metrics, and logs. You can use it to monitor applications and set up automatic alerts to receive notifications via email, Slack, Telegram, and more. Uptrace is an open-source APM that supports OpenTelemetry tracing, metrics, and logs. You can use it to monitor applications and set up alerts to receive notifications via email, Slack, Telegram, and more. Uptrace collects and analyzes data from a variety of sources, including servers, databases, cloud providers, monitoring tools, and custom applications. ...
    Downloads: 1 This Week
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  • 16
    Haraka

    Haraka

    A fast, highly extensible, and event driven SMTP server

    Haraka is a highly scalable node.js email server with a modular plugin architecture. Haraka can serve thousands of concurrent connections and deliver thousands of messages per second. Haraka and plugins are written in asynchronous JS and are very fast. Haraka has very good spam protection (see plugins) and works well as a filtering MTA. It also works well as a MSA running on port 587 with auth and dkim_sign plugins enabled.
    Downloads: 0 This Week
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    See Project
  • 17
    Tactical RMM

    Tactical RMM

    A remote monitoring & management tool, built with Django, Vue and Go

    ...Remote file browser (download and upload files). Remote command and script execution (batch, powershell and python scripts). Event log viewer. Services management. Windows patch management. Automated checks with email/SMS alerting (cpu, disk, memory, services, scripts, event logs). Automated task runner (run scripts on a schedule). Remote software installation via chocolatey. Software and hardware inventory.
    Downloads: 24 This Week
    Last Update:
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  • 18
    LibreNMS

    LibreNMS

    Community-based GPL-licensed network monitoring system

    Welcome to LibreNMS, a fully featured network monitoring system that provides a wealth of features and device support. LibreNMS is an auto-discovering PHP/MySQL/SNMP-based network monitoring that includes support for a wide range of network hardware and operating systems including Cisco, Linux, FreeBSD, Juniper, Brocade, Foundry, HP, and many more.
    Downloads: 18 This Week
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  • 19
    ueli

    ueli

    Keystroke launcher for Windows and macOS

    ...Enables you to quickly convert colors into different formats. Enables you to quickly execute commandline commands. Enables you to quickly look up the definition and synonyms of words. Enables you to quickly start writing an email by typing in an email address. Enables you to use Everything Search to find files and folders on your local file system. Enables you to use the native macOS search to find files and folders on your local file system. Enables you to browse through your local file system. To start you have to enter a valid absolute filepath. Operating system commands are simple commands to control your operating system e.g. to shutdown or restart your computer.
    Downloads: 0 This Week
    Last Update:
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  • 20
    Casdoor

    Casdoor

    An open-source Identity and Access Management (IAM)

    ...Access to Casdoor is very convenient, please visit How to Connect to Casdoor for details. Casdoor also support sign up directly. By filling your Username, Display name, Password and Email, after your receive your Email code, you can sign up in Casdoor.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    Nezha Monitoring

    Nezha Monitoring

    Self-hosted, lightweight server and website monitoring and O&M tool

    Nezha is a self-hosted monitoring and alerting tool for servers, providing real-time tracking and notifications on server health and performance.
    Downloads: 0 This Week
    Last Update:
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  • 22
    Borgmatic

    Borgmatic

    Simple, configuration-driven backup software for servers

    borgmatic is a simple, configuration-driven backup automation tool built to work with BorgBackup. It simplifies the creation, pruning, and verification of encrypted, deduplicated backups through a single YAML configuration file. Designed for both servers and desktops, borgmatic is ideal for users who want reliable, scriptable backup workflows with minimal setup and strong security.
    Downloads: 1 This Week
    Last Update:
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  • 23
    OneUptime

    OneUptime

    OneUptime is the complete open-source observability platform

    OneUptime is a comprehensive solution for monitoring and managing your online services. Whether you need to check the availability of your website, dashboard, API, or any other online resource, OneUptime can alert your team when downtime happens and keep your customers informed with a status page. OneUptime also helps you handle incidents, set up on-call rotations, run tests, secure your services, analyze logs, track performance, and debug errors.
    Downloads: 1 This Week
    Last Update:
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  • 24
    Auth.js

    Auth.js

    Authentication for the Web

    Auth.js is a set of open-source packages that are built on standard Web APIs for authentication in modern applications with any framework on any platform in any JS runtime.
    Downloads: 0 This Week
    Last Update:
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  • 25
    Vigil

    Vigil

    Monitors a distributed infrastructure and sends alerts

    ...It is useful in microservices contexts to monitor both apps and backends. If a node goes down in your infrastructure, you receive a status change notification in a Slack channel, Email, Twilio SMS or/and XMPP.
    Downloads: 0 This Week
    Last Update:
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