Mailing list (ML) is forwarding mechanism of email. The program for it is called as ML driver. ML driver receives the email injected via MTA over the network, copy and redistributes it to members subscribed to the ML.
author's homepage is www.fml.org/home/fukachan/.
Also, visit nuinui's world :) at www.nuinui.net.
For questions about FML, e-mail <fml-bugs@fml.org>.