MeTA1 1.0 Alpha 19 发布，此版本具体更新内容如下：
fixed a stack alignment problem for *BSD based OSs in statethreads, which caused crashes when compiled against a recent OpenSSL version which uses asm code for SHA functions.
It also introduced an incompatible change for the lookup algorithm in maps for IP addresses
fixed a "dot-stuffing" bug in contrib/femail.c,
added some more TLS and IPv6 related enhancements
MeTA1 是一个模块化、多线程的邮件传输代理 MTA，包含以下几个模块：
1. 队列管理器用来控制 SMTP 的客户端和服务器端的消息接收
2. 地址解析器
3. 主控制程序
项目主页：http://www.meta1.org/
下载地址：http://www.meta1.org/release.html
来自:开源中国社区
