<s>
Wagtail	B-Language
is	O
a	O
free	B-Application
and	I-Application
open	I-Application
source	I-Application
content	B-Protocol
management	I-Protocol
system	I-Protocol
(	O
CMS	O
)	O
written	O
in	O
Python	B-Language
.	O
</s>
<s>
It	O
is	O
popular	O
amongst	O
websites	O
using	O
the	O
Django	B-Language
web	I-Language
framework	I-Language
.	O
</s>
<s>
The	O
Wagtail	B-Language
project	O
was	O
started	O
in	O
2014	O
by	O
Torchbox	O
,	O
a	O
digital	O
agency	O
.	O
</s>
<s>
In	O
January	O
2017	O
,	O
the	O
core	O
development	O
team	O
had	O
increased	O
to	O
nine	O
developers	O
and	O
the	O
main	O
GitHub	O
repository	O
was	O
moved	O
from	O
the	O
Torchbox	O
namespace	O
to	O
a	O
dedicated	O
Wagtail	B-Language
namespace	O
.	O
</s>
<s>
The	O
UK	O
's	O
National	O
Health	O
Service	O
migrated	O
their	O
main	O
site	O
to	O
Wagtail	B-Language
,	O
beginning	O
in	O
2017	O
.	O
</s>
