<s>
KFRlib	B-Language
is	O
an	O
open-source	O
cross-platform	O
C++	B-Language
DSP	B-General_Concept
framework	B-Architecture
written	O
in	O
C++	B-Language
.	O
</s>
<s>
It	O
is	O
covered	O
by	O
a	O
dual	O
GPL/commercial	O
license	O
.	O
</s>
