<s>
DLTK	B-Language
(	O
Dynamic	B-Language
Languages	I-Language
Toolkit	I-Language
)	O
—	O
is	O
a	O
tool	O
for	O
vendors	O
,	O
researchers	O
,	O
and	O
end-users	O
who	O
rely	O
on	O
dynamic	O
languages	O
.	O
</s>
<s>
DLTK	B-Language
is	O
a	O
set	O
of	O
extensible	O
frameworks	O
designed	O
to	O
reduce	O
the	O
complexity	O
of	O
building	O
full	O
featured	O
development	O
environments	O
for	O
dynamic	O
languages	O
such	O
as	O
PHP	B-Application
and	O
Perl	B-Language
.	O
</s>
<s>
Besides	O
a	O
set	O
of	O
frameworks	O
DLTK	B-Language
provides	O
exemplary	O
Tcl	O
,	O
Ruby	O
,	O
Javascript	O
and	O
Python	O
development	O
environments	O
.	O
</s>
<s>
In	O
2005	O
Xored	O
Software	O
inc	O
.	O
proposed	O
Eclipse	B-Application
Dynamic	B-Language
Languages	I-Language
Toolkit	I-Language
Project	O
to	O
the	B-Application
Eclipse	I-Application
Foundation	I-Application
and	O
it	O
was	O
approved	O
in	O
2006	O
.	O
</s>
<s>
In	O
2007	O
Eclipse	B-Application
DLTK	B-Language
was	O
released	O
as	O
a	O
part	O
of	O
Eclipse	B-Application
Europa	I-Application
.	O
</s>
<s>
From	O
that	O
moment	O
on	O
,	O
every	O
Eclipse	B-Application
Simultaneous	O
Release	O
comprises	O
a	O
new	O
version	O
of	O
DLTK	B-Language
.	O
</s>
<s>
Since	O
its	O
very	O
first	O
release	O
,	O
DLTK	B-Language
has	O
been	O
used	O
in	O
various	O
open-source	O
and	O
commercial	O
Eclipse-based	O
development	O
projects	O
.	O
</s>
<s>
CodeGear	O
releases	O
commercial	O
version	O
of	O
(	O
3rdRail	O
)	O
development	O
framework	B-Architecture
(	O
IDE	O
)	O
for	O
Ruby	O
language	O
and	O
Ruby	B-Application
on	I-Application
Rails	I-Application
framework	B-Architecture
based	O
on	O
DLTK	B-Language
.	O
</s>
<s>
Zend	O
Technologies	O
leading	O
PDT	B-Language
(	O
PHP	B-Language
Development	I-Language
tools	I-Language
)	O
project	O
sets	O
DLTK	B-Language
base	O
starting	O
from	O
1.1	O
version	O
.	O
</s>
