<s>
Celtx	B-Application
(	O
)	O
is	O
media	O
pre-production	O
software	O
,	O
designed	O
for	O
creating	O
and	O
organizing	O
media	O
projects	O
like	O
screenplays	O
,	O
films	O
,	O
videos	O
,	O
stageplays	O
,	O
documentaries	O
,	O
machinima	O
,	O
games	O
,	O
and	O
podcasts	B-Operating_System
.	O
</s>
<s>
The	O
software	O
is	O
developed	O
by	O
Celtx	B-Application
Inc.	O
,	O
which	O
is	O
owned	O
by	O
Boston	O
,	O
Massachusetts-based	O
media	O
company	O
Backlight	O
.	O
</s>
<s>
Celtx	B-Application
's	O
developer	O
Celtx	B-Application
Inc	O
.	O
was	O
founded	O
as	O
Greyfirst	O
in	O
2000	O
in	O
St.	O
John	O
's	O
by	O
entrepreneurs	O
Mark	O
Kennedy	O
and	O
Chad	O
House	O
.	O
</s>
<s>
"	O
Celtx	B-Application
"	O
is	O
an	O
acronym	O
for	O
Crew	O
,	O
Equipment	O
,	O
Location	O
,	O
Talent	O
and	O
XML	B-Protocol
.	O
</s>
<s>
Its	O
Celtx	B-Application
pre-production	O
software	O
launched	O
that	O
year	O
as	O
a	O
desktop	O
service	O
.	O
</s>
<s>
By	O
June	O
2013	O
,	O
Celtx	B-Application
software	O
was	O
available	O
as	O
a	O
subscription	O
web	O
service	O
,	O
in	O
addition	O
to	O
a	O
desktop	O
version	O
.	O
</s>
<s>
In	O
December	O
2014	O
,	O
Celtx	B-Application
developer	O
Greyfirst	O
changed	O
its	O
name	O
to	O
Celtx	B-Application
Inc	O
.	O
</s>
<s>
Celtx	B-Application
is	O
scriptwriting	O
and	O
collaboration	O
software	O
for	O
screenwriters	O
;	O
film	O
and	O
television	O
producers	O
;	O
and	O
producers	O
of	O
theater	O
,	O
radio	O
,	O
podcasts	B-Operating_System
and	O
comics	O
.	O
</s>
<s>
Writing	O
Celtx	B-Application
uses	O
an	O
industry	O
standard	O
screenwriting	O
editor	O
typical	O
for	O
screenplays	O
and	O
stageplays	O
.	O
</s>
<s>
Celtx	B-Application
also	O
includes	O
a	O
rich	O
text	O
editor	O
module	O
for	O
writing	O
novels	O
.	O
</s>
<s>
Project	O
collaboration	O
,	O
management	O
and	O
storage	O
Celtx	B-Application
Studio	O
offers	O
project	O
collaboration	O
and	O
online	O
file	O
storage	O
.	O
</s>
<s>
Publishing	O
Scripts	O
can	O
be	O
uploaded	O
to	O
the	O
Celtx	B-Application
Exchange	O
for	O
public	O
viewing	O
,	O
peer	O
reviews	O
and	O
commentary	O
.	O
</s>
<s>
Scheduling	O
Celtx	B-Application
supports	O
creation	O
of	O
production	O
calendars	O
,	O
stripboards	B-Application
,	O
shooting	O
schedules	O
,	O
and	O
call	O
sheets	O
.	O
</s>
<s>
Elements	O
Celtx	B-Application
features	O
thirty-five	O
different	O
elements	O
,	O
such	O
as	O
Actor	O
or	O
Special	O
Effects	O
,	O
that	O
can	O
be	O
added	O
to	O
the	O
project	O
.	O
</s>
<s>
Celtx	B-Application
allows	O
directors	O
and	O
writers	O
to	O
tag	O
elements	O
within	O
each	O
script	O
.	O
</s>
<s>
Storyboarding	O
Celtx	B-Application
allows	O
people	O
to	O
create	O
storyboard	O
sequences	O
,	O
which	O
can	O
be	O
printed	O
or	O
viewed	O
using	O
Celtx	B-Application
's	O
built-in	O
animatic	O
playback	O
feature	O
.	O
</s>
<s>
Celtx	B-Application
originates	O
from	O
desktop	O
software	O
built	O
on	O
open	O
,	O
non-proprietary	O
standards	O
(	O
e.g.	O
,	O
HTML	B-Language
,	O
XML	B-Protocol
and	O
RDF	O
)	O
and	O
licensed	O
under	O
the	O
Mozilla	B-License
Public	I-License
License	I-License
version	O
2.0	O
.	O
</s>
<s>
Feature	O
development	O
and	O
language	O
translations	O
of	O
the	O
application	O
were	O
driven	O
largely	O
by	O
the	O
feedback	O
and	O
volunteer	O
efforts	O
of	O
members	O
of	O
the	O
international	O
Celtx	B-Application
community	O
.	O
</s>
<s>
Celtx	B-Application
software	O
is	O
developed	O
by	O
St.	O
John	O
's	O
,	O
Newfoundland	O
and	O
Labrador-based	O
Celtx	B-Application
Inc	O
.	O
Celtx	B-Application
,	O
Inc	O
.	O
is	O
owned	O
by	O
Boston	O
,	O
Massachusetts-based	O
Backlight	O
,	O
a	O
media	O
technology	O
company	O
founded	O
in	O
2022	O
.	O
</s>
