<s>
Jikes	B-Application
is	O
an	O
open-source	B-Application
Java	B-Language
compiler	I-Language
written	O
in	O
C++	B-Language
.	O
</s>
<s>
The	O
original	O
version	O
was	O
developed	O
by	O
David	O
L	O
.	O
"	O
Dave	O
"	O
Shields	O
and	O
Philippe	O
Charles	O
at	O
IBM	O
but	O
was	O
quickly	O
transformed	O
into	O
an	O
open-source	B-Application
project	O
contributed	O
to	O
by	O
an	O
active	O
community	O
of	O
developers	O
.	O
</s>
<s>
Initially	O
hosted	O
by	O
IBM	O
,	O
the	O
project	O
was	O
later	O
transferred	O
to	O
SourceForge	B-Application
.	O
</s>
<s>
Among	O
its	O
accomplishments	O
,	O
it	O
was	O
much	O
faster	O
in	O
compiling	O
small	O
projects	O
than	O
Sun	B-General_Concept
's	I-General_Concept
own	I-General_Concept
compiler	I-General_Concept
,	O
and	O
provided	O
more	O
helpful	O
warnings	O
and	O
errors	O
.	O
</s>
<s>
While	O
the	O
free	O
software	O
community	O
needed	O
free	B-Language
Java	I-Language
implementations	I-Language
,	O
the	O
GNU	B-Language
Compiler	I-Language
for	I-Language
Java	I-Language
became	O
the	O
most	O
commonly	O
used	O
compiler	O
.	O
</s>
