<s>
Apache	B-Language
NiFi	I-Language
is	O
a	O
software	O
project	O
from	O
the	O
Apache	O
Software	O
Foundation	O
designed	O
to	O
automate	B-Application
the	O
flow	O
of	O
data	O
between	O
software	O
systems	O
.	O
</s>
<s>
It	O
was	O
open-sourced	B-License
as	O
a	O
part	O
of	O
NSA	O
's	O
technology	O
transfer	O
program	O
in	O
2014	O
.	O
</s>
<s>
The	O
software	O
design	O
is	O
based	O
on	O
the	O
flow-based	B-Application
programming	I-Application
model	O
and	O
offers	O
features	O
which	O
prominently	O
include	O
the	O
ability	O
to	O
operate	O
within	O
clusters	O
,	O
security	O
using	O
TLS	B-Protocol
encryption	I-Protocol
,	O
extensibility	B-Architecture
(	O
users	O
can	O
write	O
their	O
own	O
software	O
to	O
extend	O
its	O
abilities	O
)	O
and	O
improved	O
usability	B-General_Concept
features	O
like	O
a	O
portal	O
which	O
can	O
be	O
used	O
to	O
view	O
and	O
modify	O
behaviour	O
visually	O
.	O
</s>
<s>
Software	O
development	O
and	O
commercial	B-General_Concept
support	I-General_Concept
is	O
currently	O
offered	O
by	O
Hortonworks	B-Application
(	O
now	O
merged	O
into	O
Cloudera	B-General_Concept
)	O
,	O
who	O
acquired	O
NiFi	O
's	O
originator	O
,	O
Onyara	O
Inc	O
.	O
</s>
<s>
NiFi	O
is	O
a	O
Java	B-Language
program	O
that	O
runs	O
within	O
a	O
Java	B-Language
virtual	I-Language
machine	I-Language
running	O
on	O
a	O
server	O
.	O
</s>
