<s>
Debbugs	B-Language
is	O
the	O
software	O
powering	O
the	O
Debian	O
project	O
's	O
issue	B-Application
tracking	I-Application
system	I-Application
.	O
</s>
<s>
Debbugs	B-Language
was	O
mainly	O
written	O
by	O
Ian	O
Jackson	O
,	O
former	O
Debian	O
project	O
leader	O
.	O
</s>
<s>
Debbugs	B-Language
consists	O
of	O
a	O
set	O
of	O
scripts	B-Language
which	O
maintain	O
a	O
database	O
of	O
problem	O
reports	O
.	O
</s>
<s>
The	O
scripts	B-Language
have	O
been	O
parameterised	O
so	O
that	O
they	O
can	O
be	O
used	O
for	O
other	O
projects	O
besides	O
Debian	O
.	O
</s>
<s>
The	O
system	O
runs	O
on	O
Unix-like	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
such	O
as	O
Unix	B-Application
and	O
Linux	B-Application
.	O
</s>
<s>
Most	O
of	O
the	O
source	O
code	O
is	O
written	O
in	O
Perl	B-Language
.	O
</s>
<s>
It	O
is	O
free	B-Application
software	I-Application
,	O
licensed	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
Debbugs	B-Language
started	O
as	O
a	O
rudimentary	O
issue	B-Application
tracking	I-Application
system	I-Application
in	O
1994	O
.	O
</s>
<s>
The	O
software	O
was	O
generalized	O
starting	O
from	O
1997	O
but	O
was	O
only	O
officially	O
released	O
as	O
Debbugs	B-Language
1	O
in	O
January	O
1999	O
.	O
</s>
<s>
Soon	O
after	O
the	O
GNOME	B-Application
project	O
abandoned	O
Debbugs	B-Language
,	O
the	O
KDE	B-Application
project	O
also	O
switched	O
to	O
Bugzilla	B-Application
in	O
2002	O
.	O
</s>
<s>
The	O
oldest	O
and	O
largest	O
deployment	O
of	O
Debbugs	B-Language
is	O
the	O
Debian	O
project	O
's	O
.	O
</s>
<s>
,	O
the	O
Debian	O
debbugs	B-Language
instance	O
had	O
handled	O
over	O
890,000	O
bug	O
reports	O
.	O
</s>
<s>
The	B-Application
GNU	I-Application
Project	I-Application
has	O
deployed	O
a	O
public	O
instance	O
of	O
debbugs	B-Language
that	O
can	O
be	O
used	O
by	O
GNU	O
software	O
or	O
GNU	O
Savannah-hosted	O
free	B-Application
software	I-Application
.	O
</s>
<s>
Ubuntu	B-Operating_System
's	O
Launchpad	B-Protocol
recognizes	O
and	O
integrates	O
with	O
Debian	O
's	O
debbugs	B-Language
instance	O
.	O
</s>
