<s>
CERN	B-Application
httpd	I-Application
(	O
later	O
also	O
known	O
as	O
W3C	B-Application
httpd	I-Application
)	O
is	O
an	O
early	O
,	O
now	O
discontinued	O
,	O
web	B-Application
server	I-Application
(	O
HTTP	B-Protocol
)	O
daemon	B-Operating_System
originally	O
developed	O
at	O
CERN	O
from	O
1990	O
onwards	O
by	O
Tim	O
Berners-Lee	O
,	O
Ari	O
Luotonen	O
and	O
Henrik	O
Frystyk	O
Nielsen	O
.	O
</s>
<s>
Implemented	O
in	O
C	B-Language
,	O
it	O
was	O
the	O
first	O
web	B-Application
server	I-Application
software	O
.	O
</s>
<s>
CERN	B-Application
httpd	I-Application
was	O
originally	O
developed	O
on	O
a	O
NeXT	B-Device
Computer	I-Device
running	O
NeXTSTEP	B-Application
,	O
and	O
was	O
later	O
ported	O
to	O
other	O
Unix-like	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
,	O
OpenVMS	B-Operating_System
and	O
systems	O
with	O
unix	B-Application
emulation	O
layers	O
,	O
e.g.	O
</s>
<s>
It	O
could	O
also	O
be	O
configured	O
as	O
a	O
web	O
proxy	B-Application
server	I-Application
.	O
</s>
<s>
In	O
August	O
1991	O
,	O
Berners-Lee	O
announced	O
in	O
the	O
Usenet	B-Application
newsgroup	I-Application
alt.hypertext	O
the	O
availability	O
of	O
the	O
source	O
code	O
of	O
the	O
server	O
daemon	B-Operating_System
(	O
named	O
WWWDaemon	O
)	O
and	O
other	O
World	O
Wide	O
Web	O
software	O
from	O
the	O
CERN	O
FTP	B-Protocol
site	I-Protocol
.	O
</s>
<s>
The	O
server	O
was	O
presented	O
on	O
the	O
Hypertext	O
91	O
conference	O
in	O
San	O
Antonio	O
and	O
was	O
part	O
of	O
the	O
CERN	B-Application
Program	I-Application
Library	I-Application
(	O
CERNLIB	B-Application
)	O
.	O
</s>
<s>
Later	O
versions	O
of	O
the	O
server	O
are	O
based	O
on	O
the	O
libwww	B-Protocol
library	B-Library
.	O
</s>
<s>
The	O
development	O
of	O
CERN	B-Application
httpd	I-Application
was	O
later	O
taken	O
over	O
by	O
World	O
Wide	O
Web	O
Consortium	O
(	O
W3C	O
)	O
,	O
with	O
the	O
last	O
release	O
being	O
version	O
3.0A	O
of	O
15	O
July	O
1996	O
.	O
</s>
<s>
From	O
1996	O
onwards	O
,	O
W3C	O
focused	O
on	O
the	O
development	O
of	O
the	O
Java-based	O
Jigsaw	O
server	O
.	O
</s>
<s>
The	O
initial	O
version	O
was	O
public	B-Application
domain	I-Application
software	I-Application
;	O
the	O
last	O
one	O
was	O
under	O
an	O
MIT	B-License
License	I-License
.	O
</s>
