<s>
Xtext	B-Application
is	O
an	O
open-source	B-Application
software	I-Application
framework	O
for	O
developing	O
programming	O
languages	O
and	O
domain-specific	B-Language
languages	I-Language
(	O
DSLs	O
)	O
.	O
</s>
<s>
Unlike	O
standard	O
parser	B-Language
generators	I-Language
,	O
Xtext	B-Application
generates	O
not	O
only	O
a	O
parser	B-Language
,	O
but	O
also	O
a	O
class	O
model	O
for	O
the	O
abstract	B-Data_Structure
syntax	I-Data_Structure
tree	I-Data_Structure
,	O
as	O
well	O
as	O
providing	O
a	O
fully	O
featured	O
,	O
customizable	O
Eclipse-based	O
IDE	O
.	O
</s>
<s>
Xtext	B-Application
is	O
being	O
developed	O
in	O
the	O
Eclipse	B-Application
Project	I-Application
as	O
part	O
of	O
the	O
Eclipse	B-Language
Modeling	I-Language
Framework	I-Language
Project	O
and	O
is	O
licensed	O
under	O
the	O
Eclipse	B-License
Public	I-License
License	I-License
.	O
</s>
<s>
The	O
first	O
version	O
of	O
Xtext	B-Application
was	O
published	O
in	O
2006	O
in	O
the	O
openArchitectureWare	O
project	O
.	O
</s>
<s>
Since	O
the	O
beginning	O
of	O
2008	O
,	O
Xtext	B-Application
has	O
been	O
developed	O
at	O
Eclipse	B-Application
under	O
the	O
Eclipse	B-Application
Modeling	O
Project	O
.	O
</s>
<s>
Joining	O
Eclipse	B-Application
's	I-Application
annual	O
simultaneous	O
release	O
,	O
Xtext	B-Application
released	O
version	O
0.7.0	O
(	O
June	O
2009	O
)	O
,	O
1.0	O
(	O
June	O
2010	O
)	O
,	O
2.0	O
(	O
June	O
2011	O
)	O
,	O
2.3	O
(	O
June	O
2012	O
)	O
,	O
2.5	O
(	O
December	O
2013	O
)	O
,	O
2.6	O
(	O
May	O
2014	O
)	O
and	O
2.7	O
(	O
September	O
2014	O
)	O
.	O
</s>
<s>
To	O
specify	O
a	O
language	O
,	O
the	O
developer	O
has	O
to	O
write	O
a	O
grammar	O
in	O
Xtext	B-Application
's	O
grammar	O
language	O
.	O
</s>
<s>
From	O
that	O
definition	O
,	O
a	O
code	B-Application
generator	I-Application
derives	O
an	O
ANTLR	B-Application
parser	B-Language
and	O
the	O
classes	O
for	O
the	O
object	O
model	O
.	O
</s>
<s>
Both	O
can	O
be	O
used	O
independently	O
of	O
Eclipse	B-Application
.	O
</s>
<s>
Xtext	B-Application
includes	O
features	O
which	O
integrate	O
well	O
with	O
the	O
Eclipse-based	O
IDE	O
:	O
</s>
<s>
Xtext	B-Application
languages	O
and	O
the	O
IDE	O
are	O
highly	O
configurable	O
,	O
as	O
the	O
language	O
infrastructure	O
and	O
the	O
IDE	O
are	O
wired	O
up	O
using	O
dependency	B-Library
injection	I-Library
and	O
Guice	B-Application
.	O
</s>
<s>
Since	O
version	O
2.0	O
,	O
Xtext	B-Application
has	O
facilitated	O
the	O
development	O
of	O
domain-specific	B-Language
languages	I-Language
for	O
the	O
Java	B-Language
virtual	I-Language
machine	I-Language
,	O
referring	O
to	O
and	O
compiling	O
to	O
Java	O
artifacts	O
with	O
tight	O
integration	O
into	O
Eclipse	B-Application
's	I-Application
Java	O
Development	O
Toolkit	O
.	O
</s>
<s>
A	O
code	B-Application
generator	I-Application
written	O
in	O
Xtend	B-Language
can	O
be	O
hooked	O
in	O
for	O
any	O
language	O
.	O
</s>
<s>
For	O
JVM	B-Language
languages	O
,	O
it	O
is	O
enough	O
to	O
map	O
the	O
DSL	O
concepts	O
to	O
Java	O
artifacts	O
to	O
get	O
holistic	O
Java	O
integration	O
.	O
</s>
<s>
An	O
alternative	O
interpreter	B-Application
is	O
also	O
available	O
.	O
</s>
<s>
At	O
the	O
time	O
of	O
writing	O
this	O
article	O
,	O
the	O
Xtext	B-Application
homepage	O
listed	O
around	O
40	O
commercial	O
and	O
non-commercial	O
projects	O
from	O
several	O
application	O
domains	O
using	O
Xtext	B-Application
.	O
</s>
<s>
AWK	O
,	O
the	O
popular	O
Domain	B-Language
Specific	I-Language
Language	I-Language
(	O
DSL	O
)	O
is	O
based	O
on	O
Xtext	B-Application
.	O
</s>
<s>
The	O
general-purpose	O
language	O
Xtend	B-Language
is	O
also	O
built	O
with	O
Xtext	B-Application
.	O
</s>
