We curate open-source GitHub repositories matching “best c sharp email libraries”. Results are ranked by relevance to your query — pick filters below to narrow, or refine with AI.
MailKit is a cross-platform .NET email protocol library used to implement IMAP, POP3, and SMTP functionality. It provides specialized client libraries for managing remote mailboxes, retrieving and downloading messages, and composing and transmitting emails to remote servers. The library supports secure identity verification through SASL authentication and OAuth 2.0 token-based flows. It includes capabilities for routing traffic through proxy gateways and decrypting PGP-encrypted content embedded within email bodies. The project covers a broad range of email operations, including folder manag
MailKit is the industry-standard, feature-rich library for .NET that provides comprehensive support for SMTP, IMAP, and POP3 protocols, along with robust MIME parsing and modern security features like OAuth 2.0 and SSL/TLS.
A .NET MIME creation and parser library with support for S/MIME, PGP, DKIM, TNEF and Unix mbox spools.
This library provides robust MIME parsing and generation capabilities for .NET, serving as the essential foundation for handling complex email structures, though it requires a companion library like MailKit for full SMTP/IMAP client functionality.