java实现的邮件客户端，能收发邮件，包括图片和附件，含有说明文档。具体操作见说明文档。jre太大，.exe文件就没放进去。-java implementation of e-mail client, can send and receive mail, including images and attachments, with documentation. Specific operations, see documentation. jre too,. exe files no bag.

基于c#的邮件系统，主要是源代码。有生成的exe文件-C#-based mail system, the main source code. exe file generated