Welcome to Cloud Mail, a suite of easy-to-use mail management components. Quickly and securely send, receive and manage mail using popular cloud services such as Microsoft 365 (Outlook), Amazon SES, and Gmail.

Included Libraries

The .NET Edition includes several libraries (.dll files) which are supported in different environments. The following libraries are present in the lib directory after installation:

  • lib\nsoftware.CloudMail.dll is designed for use in .NET Framework 4.0 and up, .NET Core 3.0 and up, and .NET 5 and up. This is the default library which maintains a familiar API in line with previous versions of the product.

    Support for asynchronous programming patterns (async/await) is exposed in a separate nsoftware.async.CloudMail namespace. See the Async Functionality page for details.

  • lib\net6.0\nsoftware.CloudMail.dll is designed for use in .NET 6 and up. The .NET 6 library provides cross-platform support while maintaining the same API as the default library in lib.

  • lib\netstandard2.0\nsoftware.CloudMail.dll is designed for use in .NET Standard 2.0 and up. The .NET Standard library provides cross-platform support for legacy projects.

  • lib\net20\nsoftware.CloudMail.dll is designed for use in .NET Framework 2.0 and up. This library targets .NET Framework 2.0 and is maintained for legacy projects.

Included Components

AmazonSESThe AmazonSES component provides a simple interface to Amazon's Simple Email Service (SES).
CertMgrThe CertMgr component is used to create, read, and manage certificates.
CloudMailerThe CloudMailer component is used to send HTML emails with a variety of mail service providers.
GMailThe Gmail component provides an easy way to manage sending and receiving mail in Gmail.
OAuthThe OAuth component is used to authorize a client and provide an authorization string used in future requests.
Office365The Office365 component provides an easy way to manage sending and receiving mail in Microsoft 365.

Additional Information

You will always find the latest information about Cloud Mail at our web site: We offer free, fully-functional 30-day trials for all of our products, and our technical support staff are happy to answer any questions you may have during your evaluation.

Please direct all technical questions to To help support technicians assist you as quickly as possible, please provide an detailed and accurate description of your problem, the results you expected, and the results that you received while using our product. For questions about licensing and pricing, and all other general inquiries, please contact

Thank You!

Thank you for choosing Cloud Mail for your development needs. We realize that you have a choice among development tools, and that by choosing us you are counting on us to be a key component in your business. We work around the clock to provide you with ongoing enhancements, support, and innovative products; and we will always do our best to exceed your expectations!