<s>
Workspace.com	B-Protocol
is	O
a	O
provider	O
of	O
an	O
online	O
collaborative	O
workspace	O
for	O
information	O
technology	O
teams	O
.	O
</s>
<s>
The	O
workspace	O
includes	O
project	B-Application
management	I-Application
software	I-Application
elements	O
such	O
as	O
task	O
management	O
,	O
gantt	B-Application
charts	I-Application
,	O
resource	O
management	O
,	O
issue	B-Application
tracking	I-Application
,	O
and	O
document	O
management	O
as	O
well	O
as	O
application	O
lifecycle	O
management	O
features	O
such	O
as	O
change	B-Application
management	I-Application
,	O
requirements	O
management	O
,	O
test	O
management	O
,	O
and	O
bug	B-Application
tracking	I-Application
.	O
</s>
<s>
In	O
March	O
2001	O
,	O
Citrix	B-Application
Systems	I-Application
agreed	O
to	O
purchase	O
Sequoia	O
Software	O
for	O
$185	O
million	O
.	O
</s>
<s>
The	O
following	O
year	O
,	O
former	O
Sequoia	O
CEO	O
,	O
Mark	O
Wesker	O
,	O
along	O
with	O
other	O
ex-Sequoia	O
employees	O
created	O
Artifact	B-Protocol
Software	I-Protocol
.	O
</s>
<s>
In	O
2004	O
,	O
Artifact	B-Protocol
Software	I-Protocol
began	O
developing	O
its	O
flagship	O
product	O
,	O
Lighthouse	O
.	O
</s>
<s>
On	O
September	O
21	O
,	O
2009	O
Artifact	B-Protocol
Software	I-Protocol
changed	O
both	O
its	O
company	O
name	O
and	O
product	O
name	O
to	O
workspace.com	B-Protocol
.	O
</s>
<s>
Workspace.com	B-Protocol
is	O
a	O
project	O
management	O
tool	O
offered	O
as	O
a	O
service	B-Architecture
.	O
</s>
<s>
Unlike	O
many	O
other	O
similar	O
tools	O
,	O
it	O
does	O
not	O
integrate	O
into	O
version	B-Architecture
control	I-Architecture
systems	I-Architecture
or	O
integrated	B-Application
development	I-Application
environments	I-Application
;	O
instead	O
,	O
it	O
acts	O
as	O
standalone	O
software	O
.	O
</s>
