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

  • Integrate in minutes with our email API and trust your emails reach the inbox | SendGrid Icon
    Integrate in minutes with our email API and trust your emails reach the inbox | SendGrid

    Leverage the email service that customer-first brands trust for reliable inbox delivery at scale.

    Email is the backbone of your customer engagement. The Twilio SendGrid Email API is the email service trusted by developers and marketers for time-savings, scalability, and delivery expertise. Our flexible Email API and proprietary Mail Transfer Agent (MTA), intuitive console, powerful features, and email experts make it easy to ensure all your email gets delivered in seconds and without interruption.
  • Cloudflare secures and ensures the reliability of your external-facing resources such as websites, APIs, and applications. Icon
    It protects your internal resources such as behind-the-firewall applications, teams, and devices.
  • 1
    AfterLogic WebMail Lite .NET
    Free and easy-to-use webmail script with AJAX interface. Supports POP3/IMAP accounts, SMTP, SSL. Users can check and send mail, use address book. Skins, non-English languages, UTF-8. MS SQL/MySQL/MS Access backends supported.
    Downloads: 0 This Week
    Last Update:
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  • 2
    An .NET webmail project ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    InboxVault is a service built on top of Documentum 6, using DFS, and hMailServer, an open-source .NET-based email server. The idea of InboxVault is to create a service that makes getting to your content as easy as sending an e-mail.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    A better Webmail Interface for MailEnable.
    Downloads: 0 This Week
    Last Update:
    See Project
  • EBizCharge Payment Platform for Accounts Receivable Icon
    EBizCharge Payment Platform for Accounts Receivable

    Getting paid has never been easier.

    Don’t let unpaid invoices limit your business’s growth. EBizCharge plugs directly into the tools your business already uses to speed up payment collection.
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