<s>
In	O
computing	O
,	O
Xerces	O
is	O
Apache	O
's	O
collection	O
of	O
software	B-Library
libraries	I-Library
for	O
parsing	O
,	O
validating	O
,	O
serializing	O
and	O
manipulating	O
XML	B-Protocol
.	O
</s>
<s>
The	O
library	B-Library
implements	O
a	O
number	O
of	O
standard	O
APIs	B-Application
for	O
XML	B-Protocol
parsing	O
,	O
including	O
DOM	B-General_Concept
,	O
SAX	B-Application
and	O
SAX2	B-Application
.	O
</s>
<s>
The	O
implementation	O
is	O
available	O
in	O
the	O
Java	B-Language
,	O
C++	B-Language
and	O
Perl	B-Language
programming	I-Language
languages	I-Language
.	O
</s>
<s>
Xerces	O
Perl	B-Language
,	O
a	O
Perl	B-Language
implementation	O
.	O
</s>
<s>
This	O
implementation	O
is	O
a	O
wrapper	O
around	O
the	O
C++	B-Language
API	B-Application
.	O
</s>
<s>
The	O
features	O
supported	O
by	O
Xerces	O
depend	O
on	O
the	O
language	O
,	O
the	O
Java	B-Language
version	O
having	O
the	O
most	O
features	O
.	O
</s>
