<s>
Multiplicity	B-Device
is	O
a	O
computer	B-Application
program	I-Application
that	O
enables	O
one	O
keyboard	B-Device
and	O
mouse	B-Device
to	O
access	O
two	O
or	O
more	O
client	O
computers	O
from	O
a	O
host	O
computer	O
.	O
</s>
<s>
It	O
was	O
developed	O
for	O
Stardock	O
as	O
part	O
of	O
their	O
ThinkDesk	B-Application
subscription	O
service	O
,	O
but	O
is	O
available	O
separately	O
.	O
</s>
<s>
Multiplicity	B-Device
is	O
unlike	O
remote	B-Protocol
desktop	I-Protocol
applications	I-Protocol
in	O
that	O
instead	O
of	O
opening	O
windows	B-Application
to	O
a	O
client	O
computer	O
on	O
a	O
host	O
computer	O
’s	O
desktop	O
,	O
the	O
mouse	B-Device
pointer	O
and	O
keyboard	B-Device
focus	O
shifts	O
from	O
one	O
computer	O
to	O
another	O
.	O
</s>
<s>
It	O
is	O
closer	O
in	O
concept	O
to	O
a	O
KVM	B-Device
switch	I-Device
,	O
but	O
while	O
these	O
have	O
multiple	O
cables	O
to	O
each	O
computer	O
,	O
with	O
Multiplicity	B-Device
the	O
keyboard	B-Device
and	O
mouse	B-Device
remain	O
connected	O
to	O
the	O
host	O
computer	O
and	O
input	O
is	O
forwarded	O
from	O
the	O
host	O
to	O
client	O
machines	O
via	O
network	O
connections	O
typically	O
over	O
TCP/IP	B-Protocol
port	I-Protocol
30564	O
.	O
</s>
<s>
Each	O
computer	O
uses	O
its	O
own	O
display	B-Device
.	O
</s>
<s>
Switching	O
is	O
triggered	O
by	O
movement	O
of	O
the	O
mouse	B-Device
to	O
the	O
appropriate	O
side	O
of	O
the	O
screen	O
(	O
or	O
keyboard	B-Device
shortcuts	O
,	O
if	O
desired	O
)	O
,	O
both	O
from	O
the	O
desktop	O
and	O
in	O
full-screen	O
video	O
modes	O
.	O
</s>
<s>
Multiplicity	B-Device
comes	O
in	O
two	O
versions	O
;	O
the	O
standard	O
Multiplicity	B-Device
has	O
the	O
ability	O
to	O
copy	B-General_Concept
and	I-General_Concept
paste	I-General_Concept
images	O
and	O
text	O
between	O
computers	O
,	O
while	O
Multiplicity	B-Device
Pro	O
can	O
control	O
up	O
to	O
nine	O
client	O
computers	O
and	O
can	O
copy	O
files	O
,	O
folders	O
,	O
and	O
other	O
data	O
between	O
machines	O
.	O
</s>
<s>
Supported	O
platforms	O
as	O
of	O
2016	O
are	O
Windows	B-Application
10	O
,	O
8	O
,	O
7	O
and	O
Vista	O
;	O
Windows	B-Application
XP	O
(	O
32-bit	O
only	O
)	O
;	O
and	O
Windows	B-Application
Server	O
2003	O
/	O
2003	O
R2	O
,	O
2008	O
/	O
2008	O
R2	O
,	O
2012	O
/	O
2012	O
R2	O
.	O
</s>
<s>
Multiplicity	B-Device
can	O
emulate	O
the	O
capability	O
of	O
the	O
KVM	B-Device
switch	I-Device
and	O
let	O
one	O
display	B-Device
serve	O
all	O
the	O
connected	O
computers	O
.	O
</s>
<s>
Multiplicity	B-Device
does	O
not	O
permit	O
combining	O
computers	O
with	O
different	O
operating	O
systems	O
,	O
like	O
macOS	B-Application
and	O
Linux	B-Application
.	O
</s>
<s>
x2x	B-Language
–	O
Software	O
for	O
the	O
X	B-Operating_System
Window	I-Operating_System
System	I-Operating_System
that	O
allows	O
the	O
console	O
(	O
keyboard	B-Device
and	O
mouse	B-Device
)	O
on	O
one	O
X	B-Operating_System
terminal	O
to	O
be	O
used	O
to	O
control	O
another	O
X	B-Operating_System
terminal	O
.	O
</s>
<s>
Synergy	B-Language
–	O
A	O
free	B-Application
software	I-Application
option	O
that	O
allows	O
users	O
to	O
use	O
a	O
single	O
keyboard	B-Device
and	O
mouse	B-Device
to	O
control	O
multiple	O
computers	O
over	O
TCP/IP	B-Protocol
.	O
</s>
<s>
It	O
is	O
multiplatform	O
(	O
supporting	O
Windows	B-Application
,	O
macOS	B-Application
,	O
Linux	B-Application
,	O
and	O
others	O
)	O
,	O
and	O
supports	O
text	O
copy	B-General_Concept
and	I-General_Concept
paste	I-General_Concept
.	O
</s>
<s>
-	O
This	O
is	O
a	O
Garage	O
product	O
from	O
Microsoft	O
that	O
allows	O
a	O
single	O
keyboard	B-Device
and	O
mouse	B-Device
to	O
operate	O
up	O
to	O
four	O
different	O
computers	O
.	O
</s>
<s>
Barrier	O
–	O
A	O
Creative	O
Commons	O
fork	O
of	O
Synergy	B-Language
's	O
1.9	O
branch	O
.	O
</s>
<s>
–	O
A	O
cross-platform	O
Windows	B-Application
and	O
Apple	O
macOS	B-Application
option	O
allowing	O
users	O
to	O
control	O
any	O
networked	O
computer	O
from	O
the	O
mouse	B-Device
and	O
keyboard	B-Device
of	O
any	O
other	O
computer	O
.	O
</s>
<s>
ShareMouse	O
is	O
also	O
available	O
as	O
a	O
portable	B-Application
application	I-Application
.	O
</s>
<s>
Any	O
remote	B-Protocol
desktop	I-Protocol
software	I-Protocol
that	O
runs	O
on	O
the	O
X	B-Operating_System
Window	I-Operating_System
System	I-Operating_System
,	O
together	O
with	O
a	O
suitable	O
window	B-Application
manager	I-Application
,	O
can	O
achieve	O
the	O
same	O
effect	O
,	O
though	O
not	O
as	O
efficiently	O
.	O
</s>
<s>
This	O
does	O
not	O
require	O
the	O
use	O
of	O
multiple	O
displays	O
,	O
but	O
Xinerama	B-Device
can	O
be	O
used	O
if	O
multiple	O
displays	O
are	O
desired	O
,	O
as	O
long	O
as	O
one	O
of	O
the	O
machines	O
is	O
capable	O
of	O
connecting	O
to	O
multiple	O
displays	O
at	O
the	O
same	O
time	O
.	O
</s>
