<s>
CTAN	B-General_Concept
(	O
an	O
acronym	O
for	O
"	O
Comprehensive	B-General_Concept
TeX	I-General_Concept
Archive	I-General_Concept
Network	I-General_Concept
"	O
)	O
is	O
the	O
authoritative	O
place	O
where	O
TeX	B-Application
related	O
material	O
and	O
software	O
can	O
be	O
found	O
for	O
download	O
.	O
</s>
<s>
Repositories	O
for	O
other	O
projects	O
,	O
such	O
as	O
the	O
MiKTeX	B-General_Concept
distribution	O
of	O
TeX	B-Application
,	O
constantly	O
mirror	B-General_Concept
most	O
of	O
CTAN	B-General_Concept
.	O
</s>
<s>
Before	O
CTAN	B-General_Concept
there	O
were	O
a	O
number	O
of	O
people	O
who	O
made	O
some	O
TeX	B-Application
materials	O
available	O
for	O
public	O
download	O
,	O
but	O
there	O
was	O
no	O
systematic	O
collection	O
.	O
</s>
<s>
(	O
Joachim	O
was	O
interested	O
in	O
this	O
topic	O
because	O
he	O
is	O
active	O
in	O
the	O
TeX	B-Application
community	O
since	O
1983	O
and	O
ran	O
one	O
of	O
the	O
largest	O
ftp	B-Protocol
servers	I-Protocol
in	O
Germany	O
at	O
that	O
time	O
.	O
)	O
</s>
<s>
CTAN	B-General_Concept
was	O
built	O
in	O
1992	O
,	O
by	O
Rainer	O
Schöpf	O
and	O
Joachim	O
Schrod	O
in	O
Germany	O
,	O
Sebastian	O
Rahtz	O
in	O
the	O
UK	O
,	O
and	O
George	O
Greenwade	O
in	O
the	O
U.S.	O
(	O
George	O
came	O
up	O
with	O
the	O
name	O
)	O
.	O
</s>
<s>
Today	O
,	O
there	O
are	O
still	O
only	O
four	O
people	O
who	O
maintain	O
the	O
archives	O
and	O
the	O
TeX	B-Application
catalogue	O
updates	O
:	O
Erik	O
Braun	O
,	O
Ina	O
Dau	O
,	O
Manfred	O
Lotz	O
,	O
and	O
Petra	O
Ruebe-Pugliese	O
.	O
</s>
<s>
The	O
TeX	B-Application
Users	O
Group	O
provided	O
a	O
framework	O
,	O
a	O
Technical	O
Working	O
Group	O
,	O
for	O
this	O
task	O
's	O
organization	O
.	O
</s>
<s>
CTAN	B-General_Concept
was	O
officially	O
announced	O
at	O
the	O
EuroTeX	O
conference	O
at	O
Aston	O
University	O
,	O
1993	O
.	O
</s>
<s>
Since	O
January	O
2013	O
,	O
a	O
mirror	B-General_Concept
has	O
been	O
hosted	O
by	O
the	O
University	O
of	O
Utah	O
(	O
no	O
upload	O
node	O
)	O
.	O
</s>
<s>
The	O
German	O
site	O
is	O
subsidized	O
by	O
DANTE	O
,	O
the	O
Deutschsprachige	O
Anwendervereinigung	O
TeX	B-Application
.	O
</s>
<s>
Today	O
,	O
the	O
main	O
CTAN	B-General_Concept
nodes	O
serve	O
downloads	O
of	O
more	O
than	O
6	O
TB	O
per	O
month	O
,	O
not	O
counting	O
its	O
94	O
mirror	B-General_Concept
sites	O
worldwide	O
.	O
</s>
