<s>
getmail	B-Protocol
is	O
a	O
simple	O
mail	B-Protocol
retrieval	I-Protocol
agent	I-Protocol
intended	O
as	O
a	O
replacement	O
for	O
fetchmail	B-Protocol
,	O
implemented	O
in	O
Python	B-Language
.	O
</s>
<s>
It	O
can	O
retrieve	O
mail	O
from	O
POP3	B-Protocol
,	O
IMAP4	B-Protocol
,	O
and	O
Standard	B-Protocol
Dial-up	I-Protocol
POP3	I-Protocol
Service	I-Protocol
servers	O
,	O
with	O
or	O
without	O
SSL	B-Protocol
.	O
</s>
<s>
It	O
supports	O
simple	O
and	O
domain	O
(	O
multidrop	O
)	O
mailboxes	O
,	O
mail	O
filtering	O
via	O
any	O
arbitrary	O
program	O
,	O
and	O
supports	O
a	O
wide	O
variety	O
of	O
mail	O
destination	O
types	O
,	O
including	O
mboxrd	O
,	O
maildir	O
,	O
and	O
external	O
arbitrary	O
mail	B-Protocol
delivery	I-Protocol
agents	I-Protocol
.	O
</s>
<s>
Unlike	O
fetchmail	B-Protocol
,	O
getmail	B-Protocol
's	O
Python	B-Language
foundation	O
makes	O
it	O
nearly	O
immune	O
to	O
buffer	B-General_Concept
overflow	I-General_Concept
security	O
holes	O
.	O
</s>
<s>
It	O
also	O
has	O
a	O
simpler	O
configuration	O
syntax	O
than	O
fetchmail	B-Protocol
,	O
but	O
supports	O
fewer	O
authentication	O
protocols	O
.	O
</s>
<s>
The	O
software	O
can	O
also	O
function	O
as	O
a	O
basic	O
mail	B-Protocol
delivery	I-Protocol
agent	I-Protocol
.	O
</s>
<s>
Getmail	B-Protocol
is	O
free	B-Application
software	I-Application
and	O
is	O
licensed	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
version	O
2	O
.	O
</s>
<s>
The	O
original	O
getmail	B-Protocol
software	O
requires	O
Python	B-Language
2	O
,	O
which	O
is	O
no	O
longer	O
supported	O
.	O
</s>
<s>
A	O
fork	O
named	O
getmail6	O
,	O
which	O
is	O
not	O
from	O
getmail	B-Protocol
's	O
original	O
author	O
,	O
provides	O
Python	B-Language
3	O
support	O
.	O
</s>
