<s>
In	O
computing	O
,	O
UML	B-Language
eXchange	I-Language
Format	I-Language
(	O
UXF	B-Language
)	O
is	O
a	O
XML-based	O
model	O
interchange	O
format	O
for	O
Unified	B-Language
Modeling	I-Language
Language	I-Language
(	O
UML	B-Language
)	O
,	O
which	O
is	O
a	O
standard	O
software	O
modeling	O
language	O
.	O
</s>
<s>
UXF	B-Language
is	O
a	O
structured	O
format	O
described	O
in	O
1998	O
and	O
intended	O
to	O
encode	O
,	O
publish	O
,	O
access	O
and	O
exchange	O
UML	B-Language
models	O
.	O
</s>
<s>
More	O
recent	O
alternatives	O
include	O
XML	B-Language
Metadata	I-Language
Interchange	I-Language
and	O
OMG	O
's	O
Diagram	O
Definition	O
standard	O
.	O
</s>
<s>
UMLet	B-Application
is	O
an	O
application	O
that	O
uses	O
UXF	B-Language
as	O
its	O
native	O
file	O
format	O
.	O
</s>
