<s>
Applied	B-Operating_System
Data	I-Operating_System
Research	I-Operating_System
(	O
ADR	O
)	O
was	O
a	O
large	O
software	O
vendor	O
from	O
the	O
1960s	O
until	O
the	O
mid-1980s	O
.	O
</s>
<s>
ADR	O
is	O
often	O
described	O
as	O
"	O
the	O
first	O
independent	B-Application
software	I-Application
vendor	I-Application
"	O
.	O
</s>
<s>
ADR	O
's	O
widely	O
used	O
major	O
packages	O
included	O
:	O
Autoflow	O
for	O
automatic	O
flowcharting	O
,	O
which	O
is	O
often	O
cited	O
as	O
one	O
of	O
the	O
first	O
commercial	O
software	O
applications	O
;	O
Roscoe	O
,	O
a	O
remote	O
job	O
submission	O
environment	O
;	O
MetaCOBOL	O
,	O
an	O
extensible	O
macro	O
processor	O
for	O
the	O
COBOL	B-Application
language	I-Application
;	O
and	O
The	O
Librarian	O
,	O
for	O
source-code	O
management	O
.	O
</s>
<s>
Later	O
during	O
the	O
1960s	O
,	O
they	O
were	O
part	O
of	O
a	O
data	B-Operating_System
center	I-Operating_System
located	O
on	O
Route	O
206	O
across	O
from	O
Princeton	O
Airport	O
.	O
</s>
<s>
ADR	O
received	O
the	O
first	O
patent	O
issued	O
for	O
a	O
computer	B-Application
program	I-Application
,	O
a	O
sorting	O
system	O
,	O
on	O
April	O
23	O
,	O
1968	O
.	O
</s>
<s>
A	O
popular	O
ADR	O
product	O
was	O
The	O
Librarian	O
,	O
a	O
version	B-Architecture
control	I-Architecture
system	I-Architecture
for	O
IBM	O
mainframe	O
operating	O
systems	O
.	O
</s>
<s>
It	O
is	O
a	O
text	B-Application
editor	I-Application
and	O
also	O
provides	O
some	O
operating	O
system	O
functionality	O
such	O
as	O
the	O
ability	O
to	O
submit	O
batch	O
jobs	O
similar	O
to	O
ISPF	B-Operating_System
or	O
XEDIT	B-Application
.	O
</s>
<s>
The	O
ability	O
to	O
support	O
200+	O
concurrent	O
active	O
users	O
and	O
still	O
have	O
low	O
overhead	O
is	O
based	O
on	O
a	O
Single	B-Operating_System
address	I-Operating_System
space	I-Operating_System
architecture	I-Operating_System
.	O
</s>
<s>
The	O
RPF	O
(	O
Roscoe	O
Programming	O
Facility	O
)	O
is	O
a	O
scripting	B-Language
language	I-Language
with	O
string	O
processing	O
capability	O
.	O
</s>
<s>
ADR	O
later	O
purchased	O
the	O
Datacom/DB	B-Application
database	B-Application
management	I-Application
system	I-Application
from	O
Insyte	O
Datacom	O
and	O
developed	O
the	O
companion	O
product	O
,	O
IDEAL	O
(	O
Interactive	O
Development	O
Environment	O
for	O
an	O
Application	O
’s	O
Life	O
)	O
,	O
a	O
fourth-generation	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
ADR	O
licensed	O
DATACOM/DB	B-Application
to	O
TCSC	O
,	O
a	O
firm	O
which	O
sold	O
modified	O
versions	O
of	O
IBM	O
's	O
DOS/360	O
and	O
DOS/VS	B-Application
operating	O
systems	O
,	O
known	O
as	O
Edos	B-Application
.	O
</s>
