<s>
The	O
MetaWeblog	B-Operating_System
API	B-Application
is	O
an	O
application	B-Application
programming	I-Application
interface	I-Application
created	O
by	O
software	O
developer	O
Dave	O
Winer	O
that	O
enables	O
weblog	O
entries	O
to	O
be	O
written	O
,	O
edited	O
,	O
and	O
deleted	O
using	O
web	O
services	O
.	O
</s>
<s>
The	O
API	B-Application
is	O
implemented	O
as	O
an	O
XML-RPC	B-Protocol
web	O
service	O
with	O
three	O
methods	O
whose	O
names	O
describe	O
their	O
function	O
:	O
metaweblog.newPost( )	O
,	O
metaweblog.getPost( )	O
and	O
metaweblog.editPost( )	O
.	O
</s>
<s>
The	O
impetus	O
for	O
the	O
creation	O
of	O
the	O
API	B-Application
in	O
2002	O
was	O
perceived	O
limitations	O
of	O
the	O
Blogger	B-Application
API	B-Application
,	O
which	O
serves	O
the	O
same	O
purpose	O
.	O
</s>
<s>
Another	O
weblog	O
publishing	O
API	B-Application
,	O
the	O
Atom	B-Application
Publishing	I-Application
Protocol	I-Application
became	O
an	O
IETF	O
Internet	O
standard	O
(	O
RFC	O
5023	O
)	O
in	O
October	O
2007	O
.	O
</s>
<s>
Subsequently	O
,	O
another	O
weblog	O
publishing	O
API	B-Application
,	O
Micropub	O
,	O
which	O
was	O
developed	O
with	O
modern	O
technologies	O
like	O
OAuth	O
,	O
became	O
a	O
W3C	O
Recommendation	O
in	O
May	O
2017	O
.	O
</s>
<s>
Many	O
blog	O
software	O
applications	O
and	O
content	B-Protocol
management	I-Protocol
systems	I-Protocol
support	O
the	O
MetaWeblog	B-Operating_System
API	B-Application
,	O
as	O
do	O
numerous	O
desktop	O
clients	O
.	O
</s>
