IMAP Clear Filters

Browse free open source IMAP software and projects below. Use the toggles on the left to filter open source IMAP software by OS, license, language, programming language, and project status.

  • ThermoGrid Contractor Management Software Icon
    ThermoGrid Contractor Management Software

    ThermoGrid is a specialized contractor management software tool for managing field service operations

    Nail down how you manage your day-to-day and level up your services. Whether you are a plumber, electrician, or HVAC technician, ThermoGrid brings together all areas of your business so you can get the job done right.
  • All-in-One Payroll and HR Platform Icon
    All-in-One Payroll and HR Platform

    For small and mid-sized businesses that need a comprehensive payroll and HR solution with personalized support

    We design our technology to make workforce management easier. APS offers core HR, payroll, benefits administration, attendance, recruiting, employee onboarding, and more.
  • 1

    HERMES Mail

    The cult-favourite eMail client formerly known as Qualcomm Eudora

    eMail traffic is on the rise. With over 100 man-years of development time behind it and a clean, intuitive interface that makes handling messages a breeze, Hermes Messenger (formerly known as QUALCOMM Eudora) is more than a way to send and receive mail: it's a powerful management tool with features to increase your productivity and enhance your communications. It is the best eMail program for people who get lots of it. If you're not yet one of them, you soon will be. Take control of your eMail before it takes control of you! Hermes provides industrial-strength communication, free of ads and free of cost.
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    Downloads: 50 This Week
    Last Update:
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  • 2
    Fetchmail - the mail-retrieval daemon

    Fetchmail - the mail-retrieval daemon

    Client daemon to move mail from POP and IMAP to your local computer

    Fetchmail is a mail retrieval daemon that can download messages from POP3, IMAP, ODMR and ETRN-based stores, with SSL/TLS security including certificate verification, and pass downloaded mail to a local SMTP or LMTP server, or a message delivery agent such as maildrop.
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    Downloads: 136 This Week
    Last Update:
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  • 3

    Isync

    mailbox synchronizer

    A command line utility for synchronizing remote IMAP mailboxes and local maildir-style mailboxes. This is useful for working in disconnected (off-line) mode, such as on a laptop, but also for mirroring mailboxes between servers.
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    Downloads: 84 This Week
    Last Update:
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  • 4
    IndiMail
    Highly scalable/configurable Messaging Platform allowing users in a domain to be distributed on multiple hosts, has multiple queues. Provides virtual domains/users in MySQL. Modern MSP class qmail replacement with ESMTP, POP3/IMAP, QMTP, QMQP support
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    Downloads: 3 This Week
    Last Update:
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  • Simply Smarter SaaS Backup for Microsoft, Google and Salesforce. Icon
    Simply Smarter SaaS Backup for Microsoft, Google and Salesforce.

    Spanning proactively defends mission-critical data with automated backup that is secure, affordable and insanely easy to use.

    Comprehensive data protection. Simple recovery. Built in trust and transparency. See for yourself why Spanning is the leading cloud-to-cloud backup solution.
  • 5
    Mailcheck is a simple, command line, configurable tool that allows multiple mailboxes to be checked for the existence of new mail messages. It supports both mbox and maildir-style mailboxes. It also supports remote POP3 and IMAP mailboxes.
    Downloads: 12 This Week
    Last Update:
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  • 6
    Hastymail
    Hastymail is a fast, secure, rfc-compliant, cross-platform IMAP/SMTP client application written in PHP providing a clean web interface for sending and reading E-mail. This version of Hastymail is no longer being developed. We are now working on a new version, Hastymail 3, AKA, "Cypht". http://cypht.org
    Downloads: 4 This Week
    Last Update:
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  • 7
    Heirloom mailx (formerly known as "nail") is intended provide the functionality of the POSIX mailx command with additional support for MIME messages, IMAP (including caching), POP3, SMTP, S/MIME, message threading/sorting, scoring, and filtering.
    Downloads: 4 This Week
    Last Update:
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  • 8
    MailTo

    MailTo

    Use for sending email to your custmor at spacific date.

    This is an application to send email to your customer automatically at the mail expire date or some days, that you mention, before expire date.
    Downloads: 6 This Week
    Last Update:
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  • 9
    Hedwig Mail server
    Hedwig is an open source IMAP, SMTP, POP3 server written in Java, designed with ease of installation and configuration in mind. Hedwig enables storage of mail message headers in a relational database(MySQL or Oracle) and mail messages in a file system. Visit http://hwmail.sourceforge.net/ for more information.
    Downloads: 3 This Week
    Last Update:
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  • Let your volunteer coordinators do their best work. Icon
    Let your volunteer coordinators do their best work.

    For non-profit organizations requiring a software solution to keep track of volunteers

    Stop messing with tools that aren’t designed to amplify volunteer programs. With VolunteerMatters, it’s a delight to manage everything in one place.
  • 10
    ImapGrab is a cli and gui program (written in Python) that allows you to log into an IMAP server, list mailboxes, and download selected mailboxes to mbox or maildir files. It requires getmail 4.8.2 or higher. The gui requires PyGtk 2.0 or higher.
    Downloads: 2 This Week
    Last Update:
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  • 11
    RSS->IMAP server is a basic IMAP server implementation that allows you to browse your RSS feeds like emails. This is perfect for adding basic RSS functionality to older email clients that do not have RSS readers built in such as Outlook 2003.
    Downloads: 3 This Week
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  • 12
    RxImap Mail Transfer Utility functions to transfer the mails from one Imap Exchange Server account to another, through a windows based application. User will be able select the Imap folders which he needs to transfer to another account.
    Downloads: 1 This Week
    Last Update:
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  • 13
    STS - SupportTicketsystem and Knowledgebase - auto response, Mail - parsing , mysql or mssql, user can rate tickets which where published in the knowledgebase for professional use user groups, admin - groups, ticketstatus - support iv'e read message
    Downloads: 2 This Week
    Last Update:
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  • 14
    The Xoops POP3 Email client is a module/hack that will allow users to check their email via a xoops web site. This enhanced feature will be benificial to Xoops site managers and staff. This module is Powered by UebiMiau.
    Downloads: 2 This Week
    Last Update:
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  • 15
    A daemon that provides a method to track generic POP3 or IMAP logins and then email (in future:also block) the user if they exceed the number of accesses per given minutes allowed.
    Downloads: 1 This Week
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  • 16
    CellMate Bot currently allows google queries and aim functions through OSCAR. Made to be used form your cellphone's AIM client, CellMate Bot will be updated to include email, news and map directions in the future. For now, you can use Google SMS.
    Downloads: 1 This Week
    Last Update:
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  • 17
    Set of pure useful Java utilities taking care of common tasks and avoiding re-write of code
    Downloads: 1 This Week
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  • 18
    Encki Mail is a web based e-mail system that focusses on ease of use for both the user and the system administrator. The project is being developed for Linux using the popular PHP + MySQL combination.
    Downloads: 1 This Week
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  • 19
    Small program, which monitors email account via IMAPS (secure version of IMAP) protocol and inform user about new, unread messages. Coded in Java programming language.
    Downloads: 1 This Week
    Last Update:
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  • 20
    OBM is a groupware, email, LDAP, Windows PDC, CRM, and project application mainly used as an Exchange or Notes/Domino replacement with groupware connectors for Outlook, Thunderbird/Lightning, and PDAs. It is highly scalable up to many thousands of users
    Downloads: 1 This Week
    Last Update:
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  • 21
    Access IMAP-mailboxes automatically, delete spam marked by filtering software like spamassassin, get reports in regular intervals. Additional features: multi mailbox access, extended spam filtering can be integrated, test mode, no database needed.
    Downloads: 1 This Week
    Last Update:
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  • 22
    This is a port of the University of Washington IMAP4rev1 server to the Cygwin platform. Cygwin is a UNIX overlay for Windows 98/NT/2000 (see www.cygwin.com).
    Downloads: 1 This Week
    Last Update:
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  • 23
    libmail is a C library intended to help programmers when adding mail checking and retrieving capabilities to their applications, supporting popular mail protocols like IMAP and POP3 as well as *nix-like mailboxes.
    Downloads: 1 This Week
    Last Update:
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  • 24
    rss2imap is a tool which gets RSS (RDF Site Summary) from web and delivers to the IMAP server as an e-mail message. it enables you to use IMAP supported MUA as a RSS reader, and to unify mail check and site update check with ONE client.
    Downloads: 1 This Week
    Last Update:
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  • 25
    AirDrive
    AirDrive is a file storage utility that uses the storage capacity of linked IMAP enabled email accounts for file storage with an FTP-like interface.
    Downloads: 0 This Week
    Last Update:
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Open Source IMAP Software Guide

Open source IMAP software is an application program that enables users to access their email accounts from anywhere on the internet. IMAP stands for Internet Message Access Protocol, which is a flexible protocol that allows users to store emails on a remote server and retrieve them from any computer with an Internet connection. As open-source software, it is freely available and can be adapted and modified as needed.

Open source IMAP software has a number of advantages over other types of email clients. For starters, it is highly secure, using strong encryption methods to ensure your messages are kept private. It also offers flexibility in terms of its features—users can customize their experience by adding plugins or extensions to expand the functionality of their mail client. Additionally, users can access the same account from multiple devices without having to switch logins or sync data across devices. This makes it ideal for those who work remotely or need to keep track of multiple accounts at once. Finally, open-source IMAP clients generally have fewer bugs than other types of mail clients since they’re designed by developers who understand how issues arise and how to fix them quickly and efficiently.

In terms of disadvantages, open source IMAP programs often lack support for certain features due to the limitations imposed by its license agreement (i.e., not all features may be compatible with other operating systems). Additionally, because most software development centers around Windows machines these days, some features may not be available on Macs or Linux machines even though they are included in the package. Lastly, while many open source programs offer detailed documentation and tutorials, there may still be some technical knowledge required if you want to make full use of all the features within the program.

What Features Does Open Source IMAP Software Provide?

  • IMAP Synchronization: IMAP synchronization is a feature that allows the user to keep their emails constantly synchronized across multiple devices, no matter where they go. This means that if you read an email on one device, it will be marked as read on all other IMAP-enabled devices connected to your account.
  • Email Search: This feature allows users to quickly search for emails in their account without having to manually comb through their inboxes. With this tool, users can search for emails by subject line, sender’s name, and even specific words within the email itself.
  • Mailbox Support: IMAP software supports multiple mailboxes, meaning that users can easily organize their emails into folders and sub-folders depending on how they see fit or need to access them in the future.
  • Message Labeling: Users can label messages with tags or labels of their choice so that they are able to quickly find certain emails later on based on what has been attached to them.
  • Spam Protection: One of the most important features offered by open source IMAP software is spam protection – with this tool, spam emails are automatically blocked from coming into your inbox, preventing any unwanted content from cluttering up your inbox space and potentially exposing your computer to malicious attacks.
  • Automated Sorting & Filtering: Another useful feature is automated sorting & filtering – this gives users the ability to filter out certain types of contents such as images or attachments for storage purposes or even block specific senders from sending you more messages at all times.

Types of Open Source IMAP Software

  • Courier IMAP: Courier IMAP is an open source mail server designed to provide user-friendly e-mail services. It uses the Internet Message Access Protocol (IMAP) to offer a reliable, robust and feature rich server platform. Courier IMAP provides authentication, storage and retrieval of electronic messages, sorting and filtering of message content, and much more.
  • Dovecot: Dovecot is an open source IMAP server that is lightweight yet highly functional. It provides secure IMAP access with a range of powerful features such as virtual users and domains, manages multiple concurrent connections from the same user, and offers many powerful search capabilities.
  • Cyrus: Cyrus is an open source enterprise-class mail system specifically designed for use in high volume environments. It offers advanced features such as shared folders, hierarchical mailbox layout, multiple message store formats supported with various backend databases, support for distributed architectures for maximum scalability, fast message delivery times due to its low memory usage characteristics, and much more.
  • Horde IMP: Horde IMP is an open source webmail client integrated into the Horde framework which allows users to read their email via a web browser. Features include complete email management tools such as folders/labels/flags/etc., HTML mail viewing/composing support in addition to plain text editing mode, advanced search capabilities with sorting options by date or sender etc., address book integration ,and much more.
  • SquirrelMail: SquirrelMail is a popular open source webmail client written in PHP that provides basic but sufficient features for managing personal emails using a web browser. Features include MIME support allowing users to send file attachments over email safely while preserving formatting of messages thanks to HTML support , address book integration , password protected user accounts with customizable preferences , built-in spell checker plus many other useful functions .

What Are the Advantages Provided by Open Source IMAP Software?

  1. Low Cost: Open Source IMAP Software does not require an upfront license fee, allowing organizations to save money.
  2. Customization Options: Open Source IMAP Software provides extensive customization options for users, allowing them to tailor the software according to their specific needs.
  3. Improved Security: By using open-source code, organizations can ensure that their data is secure and can be accessed from any device or platform without compromising security.
  4. Flexibility: Open Source IMAP Software offers flexibility in terms of setup, deployment and integration of other applications, enabling businesses to easily adapt the system to their own process requirements.
  5. Scalability: Open source IMAP software allows businesses to scale up as needed, providing seamless scalability and increased performance while avoiding costly infrastructure upgrades.
  6. Reliability: By leveraging popular open source platforms such as Linux and Apache, organizations can ensure reliable uptime with minimal maintenance overhead.
  7. Extendable Functionality: With a broad user base actively developing new plugins and extensions for open source IMAP software, businesses are able to customize the system by adding new features through plug-ins or expanding existing ones.

Types of Users That Use Open Source IMAP Software

  • Software Developers: Open source IMAP software is used by developers to create and maintain applications that use email protocols like IMAP. They are able to modify the code, fix bugs, and add features to their applications.
  • IT Administrators: IT administrators rely on open source IMAP software solutions for managing their email system infrastructure. They use it to set up user accounts and configure mail servers with ease.
  • Email Service Providers: Email service providers can take advantage of open source IMAP software solutions for setting up cost-effective email services for their customers.
  • Mailing List Managers: Open source IMAP software provides the tools necessary for mailing list managers to streamline their workflows when dealing with large numbers of emails or lists of subscribers.
  • End Users: End users benefit from open source IMAP software as they can access a wide range of services offered by different vendors without having to pay anything extra. For example, they can access webmail systems using any browser or device without having to install additional programs or plugins.

How Much Does Open Source IMAP Software Cost?

Open source IMAP software is completely free to use. There are a variety of open source IMAP servers available, such as Dovecot, Courier Mail Server, and Zimbra Mail Server. These projects are hosted on sites such as SourceForge and GitHub where contributors can donate their time and skills to build the best possible solution for users. The only expenses associated with these solutions are the costs incurred in setting up and maintaining the servers, which vary depending on your needs. As an example, Dovecot requires GNU/Linux or BSD operating system server hardware running on a minimum of 2 GB RAM and 16 GB disk space. On top of this you would need to pay for a domain name and any other hosting fees required. However, once set up is complete, you have access to a powerful mail server that will allow you turn your own email address into a secure IMAP platform – all absolutely free of charge.

What Software Does Open Source IMAP Software Integrate With?

Open source IMAP software can integrate with a variety of different types of software. This includes mail clients such as Mozilla Thunderbird, as well as calendaring and address book applications like Evolution and Kontact. Additionally, some open source email servers, such as Postfix and Exim, are capable of integrating with IMAP. Furthermore, many web-based email services have built-in compatibility with IMAP software in order to give users access to their emails from any computer or mobile device connected to the internet. Finally, there are a number of plugins available that can extend the capabilities of an open source IMAP server to include features like spam filtering and message archiving.

Trends Related to Open Source IMAP Software

  1. Open source IMAP software is becoming increasingly popular due to its affordability and freedom of use.
  2. Open source IMAP software allows users to access emails from multiple devices, including smartphones, tablets and PCs.
  3. Many open source IMAP programs offer advanced security features, such as encryption and two-factor authentication.
  4. Open source IMAP programs are typically more customizable than proprietary solutions, allowing businesses to tailor the software to their specific needs.
  5. Open source IMAP programs often provide access to a wider range of features than proprietary solutions, making them an attractive option for businesses with complex communication needs.
  6. Open source IMAP software is often easier to maintain and update than proprietary solutions, as all the code is available for review and modification.
  7. Open source IMAP programs often have a lower total cost of ownership due to the lack of licensing fees associated with proprietary solutions.

How Users Can Get Started With Open Source IMAP Software

Getting started with open source IMAP software is easy and doesn't require any prior knowledge. First, you'll need to decide which IMAP server you want to use. Popular choices include Dovecot, Cyrus and Courier-IMAP. Once you've selected the best option for your needs, you can download the software package from the developer's website. Most of these packages come with a detailed installation guide that will help you get it up and running on your server.

Once the software has been installed, it's time to configure your email client so that it can communicate with the IMAP server. This typically involves setting up an IMAP account in your email program of choice (such as Outlook or Thunderbird) and entering information about how to access the server (e.g., its IP address). Finally, you can begin sending emails via your new open source IMAP system.

In order to keep your open source IMAP system running smoothly and securely, it's important to stay up-to-date with any security patches or updates provided by the developer. Additionally, consider setting up additional authentication methods such as two-factor authentication or public key cryptography in order to add another level of security for users accessing the system remotely. Finally, don't forget to back up data regularly so that if something does happen to go wrong, you have a way of recovering quickly and completely.