OpenPop.NET is an open source implementation of a POP3 client and a robust MIME parser written in C#.
     It allows developers easy access to email on a POP3 server in a matter of minutes.

     The project is backed by several hundred test cases and is therefore believed to be very robust.
     If you find a bug, please report this by sending an email to

     POP3 Client Features
     - Easy to use POP3 client
     - Support for plain TCP or TLS/SSL connections
     - Authentication methods supported
     - - Plain
     - - APOP
     - - CRAM-MD5 (RFC 2195)
     - CAPA capabilities command supported (RFC 2449)

     MIME Parsing Features
     - Preserves the MIME email hierarchy
     - Easy access to different MediaType parts of the email
     - Headers are parsed into strong types and are easy to examine
     - Includes robust decoders for
     - - QuotedPrintable
     - - Base64
     - - EncodedWord
     - - Continuation and encoding of header fields (RFC 2231)
     - Emails are fully persistable

There is a newer version of this package available.
See the version list below for details.
Install-Package OpenPop.NET -Version
dotnet add package OpenPop.NET --version
<PackageReference Include="OpenPop.NET" Version="" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add OpenPop.NET --version
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: OpenPop.NET,"
For F# scripts that support #r syntax, copy this into the source code to reference the package.

Release Notes

See the main project page ( for release notes.


This package has no dependencies.

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GitHub repositories

This package is not used by any popular GitHub repositories.

Version History

Version Downloads Last updated 692,083 11/21/2015 1,333 11/21/2015 2,258 11/15/2015 844 11/15/2015 103,914 6/24/2015 2,116 6/17/2015 1,153 6/10/2015 760 6/10/2015 631 6/10/2015 1,992 5/20/2015 3,322 5/16/2015 53,067 1/20/2015 673 1/20/2015 3,296 1/7/2015 17,024 9/6/2014 1,699 8/29/2014 9,960 6/19/2014 669 6/19/2014 14,778 5/8/2014 3,831 4/4/2014 638 4/4/2014 336,069 9/22/2012
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