I'm interested in autoresponders too.
I found some programs:
http://MeepZor.Com/packages/autoresponder/
http://em.ca/~bruceg/qmail-autoresponder/current/qmail-autoresponder-0.93.tar.gz
http://www.gormand.com.au/peters/tools/qmail/qmail-vacation-1.3.tar.gz
http://www.netmeridian.com/e-huss/autorespond.tar.gz
Are you using any autoresponder? what is your opinion?
> Which is the best autoresponder to be used with qmail and any
> suggestions as to how to inject the message with an attachment using
> qmail-inject