<s>
Zero	B-Application
Install	I-Application
is	O
a	O
means	O
of	O
distributing	O
and	O
packaging	B-Application
software	O
for	O
multiple	O
operating	O
systems	O
(	O
Unix-like	B-Operating_System
including	O
Linux	B-Application
and	O
macOS	B-Application
,	O
Windows	O
)	O
.	O
</s>
<s>
Rather	O
than	O
the	O
normal	O
method	O
of	O
downloading	O
a	O
software	B-Application
package	I-Application
,	O
extracting	O
it	O
,	O
and	O
installing	O
it	O
before	O
it	O
can	O
be	O
used	O
(	O
with	O
the	O
accompanying	O
use	O
of	O
destructive	B-Application
updates	I-Application
and	O
privilege	O
escalation	O
)	O
,	O
packages	O
distributed	O
using	O
Zero	B-Application
Install	I-Application
only	O
need	O
be	O
run	O
.	O
</s>
<s>
Inside	O
the	O
cache	O
,	O
each	O
application	O
unpacks	O
to	O
its	O
own	O
directory	O
,	O
as	O
in	O
Application	B-Application
Directory	I-Application
systems	O
.	O
</s>
<s>
The	O
system	O
is	O
intended	O
to	O
be	O
used	O
alongside	O
a	O
distribution	O
's	O
native	O
package	B-Application
manager	I-Application
.	O
</s>
<s>
Two	O
advantages	O
of	O
Zero	B-Application
Install	I-Application
over	O
more	O
popular	O
packaging	B-Application
systems	O
are	O
that	O
it	O
is	O
cross-platform	B-Operating_System
and	O
no	O
root	B-Application
password	I-Application
is	O
needed	O
to	O
install	O
software	O
;	O
packages	O
can	O
be	O
installed	O
in	O
system	O
locations	O
writable	O
by	O
that	O
user	O
instead	O
of	O
requiring	O
administrator	O
access	O
.	O
</s>
<s>
Moreover	O
,	O
the	O
EBox	O
sandbox	O
can	O
be	O
used	O
on	O
top	O
of	O
Zero	B-Application
Install	I-Application
to	O
securely	O
install	O
software	O
and	O
to	O
run	O
them	O
in	O
a	O
restricted	O
environment	O
.	O
</s>
<s>
Among	O
the	O
disadvantages	O
of	O
Zero	B-Application
Install	I-Application
is	O
the	O
fact	O
that	O
applications	O
often	O
need	O
a	O
rewrite	O
for	O
this	O
packager	O
,	O
e.g.	O
,	O
no	O
absolute	O
paths	O
may	O
be	O
in	O
use	O
,	O
among	O
other	O
requirements	O
.	O
</s>
<s>
The	O
quality	O
of	O
Zero	B-Application
Install	I-Application
repository	O
content	O
varies	O
and	O
may	O
contain	O
unmaintained	O
software	O
.	O
</s>
<s>
Other	O
uses	O
of	O
the	O
term	O
"	O
Zero	B-Application
Install	I-Application
"	O
exist	O
which	O
are	O
unrelated	O
to	O
a	O
specific	O
software	O
project	O
.	O
</s>
<s>
PaperCut	O
software	O
describes	O
a	O
"	O
zero	B-Application
install	I-Application
strategy	O
"	O
for	O
Windows	O
networks	O
,	O
which	O
involves	O
configuring	O
multiple	O
terminals	O
via	O
methods	O
such	O
as	O
a	O
group	O
policy	O
,	O
to	O
run	O
the	O
client	O
executable	O
directly	O
off	O
a	O
single	O
share	O
.	O
</s>
<s>
The	O
Yarn	B-Language
package	B-Application
manager	I-Application
describes	O
a	O
zero-install	O
as	O
a	O
philosophy	O
which	O
seeks	O
to	O
limit	O
failures	O
by	O
limiting	O
the	O
usage	O
of	O
Yarn	B-Language
commands	O
and	O
therefore	O
limiting	O
the	O
number	O
of	O
opportunities	O
for	O
things	O
to	O
go	O
wrong	O
.	O
</s>
