GitHub - georgjf/SMTPtool: A slim .NET based UI tool to communicate with SMTP servers and to quickly compose, mail and remail messages
GitHub - nekno/SMTP-Tester: A simple GUI client for testing SMTP connections with or without TLS/SSL, mail delivery, and the .Net system.net/mailSettings configuration section for use with the built-in SmtpClient in .Net. Written
![GitHub - georgjf/SMTPtool: A slim .NET based UI tool to communicate with SMTP servers and to quickly compose, mail and remail messages GitHub - georgjf/SMTPtool: A slim .NET based UI tool to communicate with SMTP servers and to quickly compose, mail and remail messages](https://raw.githubusercontent.com/georgjf/SMTPtool/master/assets/SimpleMailTab_small.png)