C# Email Software

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Browse free open source C# Email Software and projects below. Use the toggles on the left to filter open source C# Email Software by OS, license, language, programming language, and project status.

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  • 1
    Outlook CalDav Synchronizer

    Outlook CalDav Synchronizer

    Sync Outlook with Google, SOGo or any other CalDAV / CardDAV server

    Free Outlook Plugin, which synchronizes events, tasks and contacts between Outlook and Google, SOGo, NextCloud, Horde or any other CalDAV or CardDAV server. Supported Outlook versions are 2021, 2019, 2016, 2013, 2010 and 2007 and Office 365 for Desktop. This project was initially developed as a master thesis project at the University of Applied Sciences Technikum Wien, Software Engineering Degree program. Outlook CalDav Synchronizer is Free and Open-Source Software (FOSS), still you can support the project by donating on Sourceforge or directly within the About dialog of our Plugin. Contact us for enterprise support at https://caldavsynchronizer.org/enterprise/contact
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    Downloads: 4,969 This Week
    Last Update:
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  • 2
    GO Contact Sync Mod

    GO Contact Sync Mod

    Sync Outlook contacts and calendars with Google

    Please install the latest version >4.0, because it uses the new Google People API. The Google Contacts API is now deprecated and is scheduled for sunset on June 15, 2021. GO Contact Sync Mod synchronizes your Microsoft Outlook contacts with your Google Mail address book, including pictures, categories and contact notes. It also syncs your Outlook Calendar Appointments on demand to Google Calendar. This Mod fork adds many enhancements and bug fixes to the obviously dead project 'Go Contact Sync'. Minimum requirement for GO Contact Sync Mod is .NET 4.7.2 and Windows 7 (32 or 64 bit).
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    Downloads: 303 This Week
    Last Update:
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  • 3
    Mail Notifier

    Mail Notifier

    Mail Notifer for Windows

    Mail Notifier is free, modern email notifier with the latest user interface trends for Windows 10/11. It supports multiple accounts and IMAP/POP3 protocols. Enjoy customizable notifications, message previews, and more, all in 34 languages! For more details, please refer to the readme.txt file (Files tab, description below). Note: Gmail support is currently unavailable due to verification requirements by Google. Note: Outlook.com support is currently unavailable due to moving to OAuth2 authentication from login/password at Outlook servers.
    Downloads: 78 This Week
    Last Update:
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  • 4
    OpenPop.NET

    OpenPop.NET

    Robust open source POP3 client and MIME parser written in C#

    .NET library written in C# with a full implementation of a POP3 client. Easy to use but yet powerful. Includes a robust MIME parser backed by several hundred test cases. The easiest way to install OpenPop.NET is via NuGet. In Visual Studio's Package Manager Console, simply enter the following command: Install-Package OpenPop.NET Our homepage (http://hpop.sourceforge.net/) includes examples, documentation and a general introduction for email. For more information, visit our project homepage. Code is hosted on GitHub (https://github.com/foens/hpop).
    Downloads: 11 This Week
    Last Update:
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  • 5
    It is an email sender. This software can send your mass marketing bulk email to unlimited mailing list. The program can send via SMTP server, MAPI, or delivers e-mail directly without ISP's mail system. Also includes flexible address filters and rules.
    Downloads: 11 This Week
    Last Update:
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  • 6
    Since later versions of Windows (e.g. Windows 7) do not include the SMTP store-and-forward client, this application project creates a Windows service to offer similar services
    Downloads: 5 This Week
    Last Update:
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  • 7
    Aegis Implicit Mail (AIM)

    Aegis Implicit Mail (AIM)

    Send Mime and Smime Emails to Any Type of Mail Server

    Aegis Implicit Mail is a free and open source library which is designed to provide fast and developer friendly API to send emails using SMTP ports. Binaries are available in the form of NuGet package: https://www.nuget.org/packages/AIM Please check http://pki.tools/aim.html as well AIM Supports : * None Ssl Mails * Implicit Ssl Mails * Explicit Ssl Mails * Smtp Connection test * Detect Ssl type of mail server * Attachments for MIME and S/MIME message. * In-line attachment and separate file attachment * All content types and mimes * SMIME , Signed and Encrypted mails In an integrated way Sadly, Microsoft.Net.Mail Ssl Mails does not support Implicit Ssl Mail and it is still used by many servers, including port 465 of Gmail here AIM comes to make a readable and fast alternative to send your smtp mails. For unicode issues please refer to https://sourceforge.net/p/netimplicitssl/tickets/4/ . We really appriciate any help in testing of different encodings
    Downloads: 3 This Week
    Last Update:
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  • 8

    Sasa

    Sasa is a collection of organized extensions to the .NET framework.

    Sasa is a set of extensions to the .NET framework for networking, generic operator handling, LINQ expression processing, parsing, and more.
    Downloads: 2 This Week
    Last Update:
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  • 9
    FreeMiCal allows the bulk export of MS Outlook appointment items to RFC 2445 conformant iCal format. .NET 2.0 or greater and Outlook 2003 or 2007 Interop Services required.
    Downloads: 7 This Week
    Last Update:
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  • 10
    This project provide features to manage your tasks and control your activities. Get rpts as Pending Items, Latest and Solved Items. Send these to someone by e-mail and Schedule your tasks to receive alerts.
    Downloads: 6 This Week
    Last Update:
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  • 11
    A Modular Communications Suite developed in Visual Basic .NET and Visual C# .NET 2005. NOTICE: THIS REQUIRES VISUAL STUDIO 2005 EXPRESS COMPONENTS AND THE .NET 2.0 FRAMEWORK
    Downloads: 6 This Week
    Last Update:
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  • 12

    MorphyMail Free Email Marketer

    Create, send and track Unlimited bulk emails for Free

    Desktop software for windows to create, send and track unlimited bulk emails for lifetime for free. Includes 500 email templates , automated bounce and subscription processing, spam checker, WYSIWYG HTML editor, google analytics and social media integration, automated delivery tracking to track opens , clicks and geolocation of recipients, multithreaded engine for fast delivery of emails, website forms integration, scheduled mailing and much more features. It is a 100% free software to send unlimited bulk emails for lifetime.
    Downloads: 1 This Week
    Last Update:
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  • 13
    We provide a Hebrew version of Mozilla Firefox, Mozilla Thunderbird, SeaMonkey and Mozilla Application Suite. SeaMonkey/Mozilla Suite are also available for download from here, while the latest Firefox & Thunderbird are available only from mozilla.com.
    Downloads: 4 This Week
    Last Update:
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  • 14
    SMTPOP is a class Library in C# to handle SMTP and POP3 protocols. With SMTPOP class library you can read and send e-mail from your .Net software.<BR> DotnetControlext is a.Net Visual studio component to extend .Net Menu features (menu with icons, free s
    Downloads: 1 This Week
    Last Update:
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  • 15
    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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  • 16
    PROJECT NO LONGER HOSTED @ SOURCE FORGE Monitor network bandwidth. Desktop and Systray graph. Monitor any or all network interfaces. Ping/Trace/UPnP utilities. Email notifier (POP/IMAP). Requires .NET 2.0.
    Downloads: 1 This Week
    Last Update:
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  • 17
    ImapNotify

    ImapNotify

    A program that sits in the tray and notifies you of new emails

    A simple program that sits in the Windows tray and notifies you of new e-mails coming in. The program uses the IMAP IDLE command so your IMAP server must support that option.
    Downloads: 1 This Week
    Last Update:
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  • 18
    Is an ASP.NET webmail application written in C#. It uses a POP3 or IMAP servers as the mailstore and sends mail through a SMTP server. You can compose HTML messages, search your inbox, read complex mime messages and much more. .NET and Mono compatible.
    Downloads: 1 This Week
    Last Update:
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  • 19
    A project written in C# sends email without defining a smtp server. It queries dns servers for the MaileXchange records and sends them directly, so, there is no need to define a smtp server. It supports complete SMTP and SSL protocols.
    Downloads: 1 This Week
    Last Update:
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  • 20
    EMMR Massive Emailer
    A simple but efficient, reliable and fully customizable .NET software that can be used to send mass emails/newsletter to customers in order to increase loyalty and boost sales. Require .NET Framework 4.0.
    Downloads: 1 This Week
    Last Update:
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  • 21
    EasyMail is a open source Emailprogram especially for cognitive disabled persons. Its completly written in C# and supports features like multiuser support, voicemails and a wizzard for protecting cognitiv overload. ----------Description in progress-----
    Downloads: 1 This Week
    Last Update:
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  • 22
    GmailerXP is the be-all-end-all utility app for Google's Gmail service. The program allows users to do anything that they can do online, it also combines all the features of the other programs (GML, Gmailto, etc.) The ONLY Gmail app you'll ever need.
    Downloads: 1 This Week
    Last Update:
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  • 23
    This is an email server written in C#. The server handles protocol, and a plugin architecture allows developers to create their own authentication/mail storage system, making this one of the most scalable email servers in the world. 2 plugins included.
    Downloads: 1 This Week
    Last Update:
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  • 24
    This project is made to run auto or manual scans that return your Routers IP Address. This is intended for persons who host their website on a dynamic IP address that gets changed by their ISP periodically.
    Downloads: 1 This Week
    Last Update:
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  • 25
    .NET Implementation of the MadMimi mailing list management API.
    Downloads: 1 This Week
    Last Update:
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