<s>
Apache	B-Language
PDFBox	I-Language
is	O
an	O
open	O
source	O
pure-Java	O
library	O
that	O
can	O
be	O
used	O
to	O
create	O
,	O
render	O
,	O
print	O
,	O
split	O
,	O
merge	O
,	O
alter	O
,	O
verify	O
and	O
extract	O
text	O
and	O
meta-data	O
of	O
PDF	B-Application
files	I-Application
.	O
</s>
<s>
Open	B-Application
Hub	I-Application
reports	O
over	O
11,000	O
commits	O
(	O
since	O
the	O
start	O
as	O
an	O
Apache	O
project	O
)	O
by	O
18	O
contributors	O
representing	O
more	O
than	O
140,000	O
lines	O
of	O
code	O
.	O
</s>
<s>
PDFBox	B-Language
has	O
a	O
well	O
established	O
,	O
mature	O
codebase	O
maintained	O
by	O
an	O
average	O
size	O
development	O
team	O
with	O
increasing	O
year-over-year	O
commits	O
.	O
</s>
<s>
Apache	B-Language
PDFBox	I-Language
has	O
these	O
components	O
:	O
</s>
<s>
Preflight	O
(	O
optional	O
)	O
:	O
checks	O
PDF	B-Application
files	I-Application
for	O
PDF/A	B-General_Concept
-1b	O
conformity	O
.	O
</s>
<s>
PDFBox	B-Language
was	O
started	O
in	O
2002	O
in	O
SourceForge	B-Application
by	O
Ben	O
Litchfield	O
who	O
wanted	O
to	O
be	O
able	O
to	O
extract	O
text	O
of	O
PDF	B-Application
files	I-Application
for	O
Lucene	B-Language
.	O
</s>
<s>
It	O
became	O
an	O
Apache	B-Application
Incubator	I-Application
project	O
in	O
2008	O
,	O
and	O
an	O
Apache	O
top	O
level	O
project	O
in	O
2009	O
.	O
</s>
<s>
In	O
February	O
2015	O
,	O
Apache	B-Language
PDFBox	I-Language
was	O
named	O
an	O
Open	O
Source	O
Partner	O
Organization	O
of	O
the	O
PDF	B-Application
Association	O
.	O
</s>
