{{lowercase}} {{Infobox software | name = fdm | developer = Nicholas Marriott | released = {{Start date and age|df=yes|2007|01|18}}<ref name=openbsd-ports/><ref name=openbsd-innovations/> | latest release version = 2.2 | latest release date = {{Start date and age|df=yes|2023|01|09}} | programming language = C | repo = https://github.com/nicm/fdm | operating system = Unix-like | language = English | genre = fetchmail and procmail | license = ISC license }}

'''fdm''' ('''f'''etch/filter and '''d'''eliver '''m'''ail) is a mail delivery agent and email filtering software for Unix-like operating systems, similar to fetchmail and procmail. It was started in 2006 by Nicholas Marriott who later also started tmux in 2007.<ref name=openbsd-innovations/>

== Adoption == fdm is available as a package in many Unix-like operating systems. It has been included in OpenBSD ports since 2007-01-18.<ref name=openbsd-ports>{{cite web |url= http://ports.su/mail/fdm |title= fdm-1.9p0 – fetch, filter and deliver mail |work= OpenBSD ports |date= 2016-03-08 |access-date= 2020-01-12}}</ref>

In 2014, the last maintainer of procmail posted a message to an OpenBSD mailing list himself suggesting that he removed the procmail port,<ref name=openbsd-ports-marc>{{cite mailing list |last1=Gunther|first1=Philip |title=please remove the procmail port |url=http://marc.info/?l=openbsd-ports&m=141634350915839&w=2 |publisher=OpenBSD |mailing-list=ports@ |date=2014-11-18|access-date=2020-01-12}}</ref> it had been suggested by a well-known OpenBSD ports maintainer that fdm is the natural alternative<ref>{{cite mailing list |last1=Breuil|first1=Landry |title=Re: please remove the procmail port |url=https://marc.info/?l=openbsd-ports&m=141634639417261&w=2 |publisher=OpenBSD |mailing-list=ports@ |date=2014-11-18|access-date=2020-01-12 |quote=fdm, what else ?}}</ref> (the procmail port,<ref name=openbsd-ports-mail-procmail>{{cite web |url= http://ports.su/mail/procmail |title= procmail-3.22p8 – filtering local mail delivery agent |work= OpenBSD ports |date= 2017-12-06 |access-date= 2020-01-12}}</ref> however, had not been removed and remained in place as of 2020).

fdm is listed on the OpenBSD Innovations page, in the section of projects maintained by OpenBSD developers outside of OpenBSD.<ref name=openbsd-innovations/>

== See also == {{Portal|Free and open-source software}} * fetchmail * procmail * maildrop * Sieve (mail filtering language)

== References == <references>

<ref name=openbsd-innovations>{{cite web |url= http://www.openbsd.org/innovations.html |title= OpenBSD Innovations |publisher= OpenBSD |date=2018-08-14 |access-date=2019-02-26 |quote= fdm: Written and maintained by Nicholas Marriott. Started in 2006, port available since January 18, 2007. }}</ref>

</references>

== External links == * {{official website|https://github.com/nicm/fdm}}

{{Email clients}} {{OpenBSD}}

Category:Unix software Category:Free email software Category:Mail delivery agents Category:OpenBSD Category:Free software programmed in C Category:Software using the ISC license Category:Email clients

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