<s>
PathMinder	B-Application
is	O
file	B-Application
manager	I-Application
software	O
,	O
or	O
DOS	B-Application
shell	I-Application
originally	O
designed	O
for	O
use	O
under	O
DOS	B-Device
disk	O
operating	O
systems	O
.	O
</s>
<s>
Although	O
the	O
user	B-Application
interface	I-Application
was	O
composed	O
of	O
text	O
characters	O
,	O
it	O
had	O
many	O
graphical	O
elements	O
,	O
especially	O
when	O
PathMinder	B-Application
Plus	O
was	O
released	O
in	O
1989	O
,	O
and	O
the	O
Reconfigurable	O
User	B-Application
Interface	I-Application
was	O
introduced	O
.	O
</s>
<s>
PathMinder	B-Application
won	O
numerous	O
computer	O
industry	O
awards	O
and	O
product	O
comparisons	O
,	O
and	O
was	O
nominated	O
for	O
PC	O
Magazine	O
's	O
Technical	O
Excellence	O
award	O
.	O
</s>
<s>
PathMinder	B-Application
was	O
the	O
first	O
DOS	B-Application
shell	I-Application
to	O
incorporate	O
an	O
integrated	O
text	B-Application
editor	I-Application
,	O
the	O
first	O
to	O
include	O
an	O
application	O
manager	O
,	O
and	O
the	O
first	O
to	O
include	O
activity	O
logging	O
.	O
</s>
<s>
The	O
program	O
filled	O
a	O
required	O
niche	O
in	O
the	O
market	O
,	O
as	O
DOS	B-Device
shipped	O
with	O
no	O
graphical	O
file	B-Application
manager	I-Application
,	O
until	O
the	O
generally	O
unsuccessful	O
DOS	B-Application
Shell	I-Application
that	O
was	O
provided	O
with	O
MS-DOS	O
4	O
.	O
</s>
<s>
PathMinder	B-Application
had	O
several	O
key	O
features	O
which	O
contributed	O
to	O
its	O
success	O
,	O
including	O
a	O
virtual	O
loader	O
that	O
required	O
only	O
4kb	O
of	O
RAM	O
when	O
other	O
programs	O
were	O
running	O
,	O
an	O
important	O
feature	O
when	O
less	O
than	O
640kb	O
of	O
RAM	O
were	O
available	O
on	O
systems	O
of	O
the	O
day	O
.	O
</s>
<s>
A	O
version	O
of	O
PathMinder	B-Application
was	O
independently	O
developed	O
in	O
1988	O
to	O
run	O
on	O
the	O
CP/M	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
PathMinder	B-Application
suffered	O
a	O
terminal	O
decline	O
after	O
the	O
widespread	O
usage	O
of	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
Westlake	O
Data	O
released	O
a	O
version	O
of	O
PathMinder	B-Application
designed	O
for	O
the	O
Windows	O
3.1	O
operating	O
system	O
called	O
PathMinder	B-Application
Does	O
Windows	O
,	O
but	O
it	O
met	O
with	O
little	O
critical	O
or	O
commercial	O
success	O
.	O
</s>
