<s>
Open-source	B-General_Concept
firmware	I-General_Concept
is	O
firmware	B-Application
that	O
is	O
published	O
under	O
an	O
open-source	O
license	O
.	O
</s>
<s>
It	O
can	O
be	O
contrasted	O
with	O
proprietary	B-General_Concept
firmware	I-General_Concept
,	O
which	O
is	O
published	O
under	O
a	O
proprietary	O
license	O
or	O
EULA	O
.	O
</s>
