<s>
ELAN	O
is	O
computer	O
software	O
,	O
a	O
professional	O
tool	O
to	O
manually	O
and	O
semi-automatically	O
annotate	O
and	O
transcribe	B-General_Concept
audio	O
or	O
video	O
recordings	O
.	O
</s>
<s>
It	O
is	O
distributed	O
as	O
free	B-Application
and	I-Application
open	I-Application
source	I-Application
software	I-Application
under	O
the	O
GNU	O
General	O
Public	O
License	O
,	O
version	O
3	O
.	O
</s>
<s>
It	O
is	O
developed	O
in	O
the	O
programming	O
language	O
Java	B-Language
with	O
interfaces	O
to	O
platform	O
native	O
media	O
frameworks	O
developed	O
in	O
C	B-Language
,	O
C++	B-Language
,	O
and	O
Objective-C	B-Language
.	O
</s>
