<s>
GNU	B-Application
Mailman	I-Application
is	O
a	O
computer	O
software	B-Application
application	I-Application
from	O
the	B-Application
GNU	I-Application
Project	I-Application
for	O
managing	O
electronic	O
mailing	O
lists	O
.	O
</s>
<s>
Mailman	B-Application
is	O
coded	O
primarily	O
in	O
Python	B-Language
and	O
currently	O
maintained	O
by	O
Abhilash	O
Raj	O
.	O
</s>
<s>
Mailman	B-Application
is	O
free	B-Application
software	I-Application
,	O
licensed	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
A	O
very	O
early	O
version	O
of	O
Mailman	B-Application
was	O
written	O
by	O
John	O
Viega	O
while	O
a	O
graduate	O
student	O
,	O
who	O
then	O
lost	O
his	O
copy	O
of	O
the	O
source	O
in	O
a	O
hard	O
drive	O
crash	O
sometime	O
around	O
1998	O
.	O
</s>
<s>
Ken	O
Manheimer	O
at	O
CNRI	O
,	O
who	O
was	O
looking	O
for	O
a	O
replacement	O
for	O
Majordomo	B-Language
,	O
then	O
took	O
over	O
development	O
.	O
</s>
<s>
When	O
Manheimer	O
left	O
CNRI	O
,	O
Barry	B-Application
Warsaw	I-Application
took	O
over	O
.	O
</s>
<s>
Mailman	B-Application
3	O
—	O
the	O
first	O
major	O
new	O
version	O
in	O
over	O
a	O
decade	O
—	O
was	O
released	O
in	O
April	O
2015	O
.	O
</s>
<s>
Mailman	B-Application
runs	O
on	O
most	O
Unix-like	B-Operating_System
systems	I-Operating_System
,	O
including	O
Linux	B-Application
.	O
</s>
<s>
Since	O
Mailman	B-Application
3.0	O
it	O
has	O
required	O
python-3.4	O
or	O
newer	O
.	O
</s>
<s>
It	O
works	O
with	O
Unix-style	B-Operating_System
mail	B-Protocol
servers	I-Protocol
such	O
as	O
Exim	B-Protocol
,	O
Postfix	B-Application
,	O
Sendmail	B-Application
and	O
qmail	B-Application
.	O
</s>
<s>
Web	B-Application
application	I-Application
for	O
list	O
administration	O
,	O
archiving	O
of	O
messages	O
,	O
spam	O
filtering	O
,	O
etc	O
.	O
</s>
<s>
Majordomo-style	O
email	O
based	O
commands	O
.	O
</s>
<s>
The	O
default	O
archiver	O
provided	O
with	O
Mailman	B-Application
2	O
is	O
Pipermail	B-Application
,	O
although	O
other	O
archivers	O
can	O
be	O
used	O
instead	O
.	O
</s>
<s>
The	O
archiver	O
for	O
Mailman	B-Application
3	O
is	O
HyperKitty	O
.	O
</s>
