<s>
MusicBrainz	B-Language
Picard	I-Language
is	O
a	O
free	B-License
and	I-License
open-source	I-License
software	I-License
application	O
for	O
identifying	O
,	O
tagging	B-Application
,	O
and	O
organising	O
digital	O
audio	O
recordings	O
.	O
</s>
<s>
It	O
was	O
developed	O
by	O
the	O
MetaBrainz	O
Foundation	O
,	O
a	O
non-profit	O
company	O
that	O
also	O
operates	O
the	O
MusicBrainz	B-Application
database	O
.	O
</s>
<s>
Picard	O
identifies	O
audio	O
files	O
and	O
Compact	O
Discs	O
by	O
comparing	O
either	O
their	O
metadata	O
or	O
their	O
acoustic	B-Algorithm
fingerprints	I-Algorithm
with	O
records	O
in	O
the	O
database	O
.	O
</s>
<s>
The	O
source	O
of	O
this	O
information	O
is	O
the	O
MusicBrainz	B-Application
database	O
,	O
which	O
is	O
curated	O
by	O
volunteers	O
.	O
</s>
<s>
MusicBrainz	B-Language
Picard	I-Language
has	O
tag	B-Application
editing	I-Application
features	O
,	O
and	O
is	O
extensible	O
with	O
plug-ins	B-Application
.	O
</s>
<s>
It	O
is	O
named	O
for	O
Captain	O
Jean-Luc	O
Picard	O
,	O
a	O
character	O
in	O
the	O
US	O
television	O
series	O
Star	B-Application
Trek	I-Application
:	I-Application
The	I-Application
Next	I-Application
Generation	I-Application
.	O
</s>
<s>
Picard	O
began	O
as	O
a	O
tag	B-Application
editor	I-Application
called	O
the	O
MusicBrainz	B-Application
Tagger	O
,	O
which	O
was	O
the	O
work	O
of	O
MusicBrainz	B-Application
founder	O
Robert	B-Application
Kaye	I-Application
and	O
other	O
volunteers	O
.	O
</s>
<s>
It	O
was	O
developed	O
in	O
the	O
Python	B-Language
programming	I-Language
language	I-Language
,	O
and	O
ran	O
only	O
on	O
Microsoft	B-Application
Windows	I-Application
operating	I-Application
systems	I-Application
.	O
</s>
<s>
This	O
early	O
incarnation	O
of	O
the	O
program	O
could	O
identify	O
songs	O
based	O
on	O
tags	O
or	O
MusicDNS	O
acoustic	B-Algorithm
fingerprints	I-Algorithm
.	O
</s>
<s>
Streaming	O
media	O
company	O
RealNetworks	O
took	O
an	O
interest	O
in	O
MusicBrainz	B-Application
,	O
and	O
gave	O
the	O
developers	O
a	O
grant	O
to	O
improve	O
the	O
Tagger	O
software	O
.	O
</s>
<s>
Since	O
Kaye	O
was	O
trying	O
to	O
make	O
a	O
"	O
next-generation	O
tagger	O
"	O
,	O
he	O
thought	O
of	O
the	O
science	O
fiction	O
television	O
series	O
Star	B-Application
Trek	I-Application
:	I-Application
The	I-Application
Next	I-Application
Generation	I-Application
,	O
in	O
which	O
Patrick	O
Stewart	O
plays	O
the	O
role	O
of	O
Captain	O
Jean-Luc	O
Picard	O
.	O
</s>
<s>
Although	O
Kaye	O
intended	O
the	O
name	O
Picard	O
to	O
be	O
temporary	O
,	O
MusicBrainz	B-Language
Picard	I-Language
remains	O
the	O
official	O
name	O
of	O
the	O
program	O
.	O
</s>
<s>
With	O
funding	O
from	O
RealNetworks	O
,	O
MusicBrainz	B-Application
developers	O
designed	O
a	O
new	O
user	B-Application
interface	I-Application
for	O
Picard	O
.	O
</s>
<s>
The	O
developers	O
also	O
switched	O
from	O
a	O
software	B-Library
library	I-Library
called	O
wxPython	B-Language
to	O
another	O
called	O
PyQt	B-Language
,	O
and	O
ported	O
Picard	O
to	O
the	O
operating	B-General_Concept
systems	I-General_Concept
Linux	B-Application
and	O
macOS	B-Application
.	O
</s>
<s>
In	O
2009	O
,	O
Picard	O
's	O
developers	O
replaced	O
the	O
MusicDNS	O
acoustic	B-Algorithm
fingerprinting	I-Algorithm
system	O
with	O
AcoustID	O
.	O
</s>
<s>
In	O
2017	O
,	O
Picard	O
's	O
development	O
version	O
was	O
made	O
available	O
on	O
PyPi	B-Language
,	O
supporting	O
Windows	B-Application
,	O
Linux	B-Application
and	O
macOS	B-Application
.	O
</s>
<s>
In	O
2018	O
,	O
Picard	O
2.0	O
was	O
released	O
with	O
support	O
for	O
Python	B-Language
3	O
,	O
PyQt5	B-Language
and	O
a	O
new	O
and	O
improved	O
UI	O
.	O
</s>
