<s>
Castle	B-Application
Project	I-Application
(	O
or	O
Castle	O
for	O
short	O
)	O
is	O
an	O
open-source	B-Application
application	I-Application
framework	O
for	O
CLI	O
platform	O
implementations	O
(	O
e.g.	O
,	O
.NET	B-Application
Framework	I-Application
)	O
.	O
</s>
<s>
The	O
project	O
was	O
founded	O
by	O
a	O
member	O
of	O
the	O
Apache	B-Language
Avalon	I-Language
and	O
the	O
Apache	B-Language
Excalibur	I-Language
projects	O
.	O
</s>
<s>
The	O
project	O
was	O
founded	O
by	O
Hamilton	O
Verissimo	O
de	O
Oliveira	O
(	O
aka	O
"	O
Hammett	O
"	O
)	O
,	O
who	O
was	O
a	O
member	O
of	O
the	O
Apache	B-Language
Avalon	I-Language
and	O
the	O
Apache	B-Language
Excalibur	I-Language
projects	O
.	O
</s>
<s>
Keenly	O
interested	O
in	O
the	O
development	O
of	O
an	O
inversion	B-Language
of	I-Language
control	I-Language
container	O
,	O
after	O
he	O
resigned	O
from	O
Avalon	B-Language
and	O
became	O
disillusioned	O
with	O
Excalibur	O
,	O
he	O
went	O
on	O
to	O
develop	O
and	O
release	O
his	O
own	O
for	O
the	O
.NET	B-Application
platform	I-Application
.	O
</s>
<s>
Hammett	O
was	O
joined	O
by	O
other	O
developers	O
after	O
publishing	O
a	O
series	O
of	O
articles	O
on	O
Code	O
Project	O
,	O
and	O
the	O
Castle	B-Application
Project	I-Application
eventually	O
expanded	O
its	O
mission	O
"	O
to	O
provide	O
a	O
simple	O
set	O
of	O
tools	O
to	O
speed	O
up	O
the	O
development	O
of	O
common	O
enterprise	O
and	O
web	O
applications	O
while	O
promoting	O
good	O
architecture	O
"	O
.	O
</s>
<s>
The	O
Castle	B-Application
Project	I-Application
continues	O
to	O
gain	O
acceptance	O
and	O
mind-share	O
from	O
the	O
.NET	B-Application
community	O
,	O
including	O
recognition	O
from	O
Microsoft	O
thought	O
leaders	O
as	O
a	O
framework	O
to	O
assist	O
with	O
building	O
"	O
robust	O
,	O
extensible	O
,	O
working	O
software	O
"	O
.	O
</s>
<s>
In	O
2006	O
,	O
Hammett	O
started	O
his	O
own	O
company	O
to	O
offer	O
commercial	O
support	O
for	O
the	O
Castle	B-Application
Project	I-Application
and	O
for	O
the	O
applications	O
developed	O
using	O
the	O
framework	O
.	O
</s>
<s>
On	O
October	O
31	O
,	O
2008	O
,	O
Hammett	O
announced	O
on	O
his	O
blog	O
that	O
the	O
Castle	B-Application
Project	I-Application
had	O
been	O
split	O
,	O
and	O
subsequently	O
all	O
subprojects	O
would	O
be	O
maintained	O
and	O
released	O
independently	O
.	O
</s>
<s>
MicroKernel	B-Operating_System
,	O
a	O
core	O
lightweight	O
inversion	B-Language
of	I-Language
control	I-Language
(	O
IoC	O
)	O
container	O
.	O
</s>
<s>
Windsor	O
,	O
a	O
flexible	O
and	O
powerful	O
configurable	O
Inversion	B-Language
of	I-Language
Control	I-Language
container	O
suitable	O
for	O
enterprise	O
requirements	O
.	O
</s>
<s>
ActiveRecord	O
,	O
an	O
implementation	O
of	O
the	O
active	O
record	O
pattern	O
built	O
on	O
top	O
of	O
NHibernate	B-Language
.	O
</s>
<s>
Aspect#	O
,	O
a	O
simple	O
aspect-oriented	B-Architecture
programming	I-Architecture
framework	O
compliant	O
with	O
recommendations	O
.	O
</s>
<s>
NVelocity	O
,	O
an	O
improved	O
fork	O
from	O
the	O
official	O
port	O
of	O
the	O
Velocity	B-Language
template	B-Application
engine	I-Application
.	O
</s>
