<s>
Calligra	B-Language
Stage	I-Language
(	O
formerly	O
KPresenter	B-Language
)	O
is	O
a	O
free	O
presentation	B-Application
program	I-Application
that	O
is	O
part	O
of	O
the	O
Calligra	B-Application
Suite	I-Application
,	O
an	O
integrated	O
office	O
suite	O
developed	O
by	O
KDE	B-Application
.	O
</s>
<s>
Calligra	B-Language
Stage	I-Language
's	O
native	O
export	O
format	O
is	O
OpenDocument	B-Application
.	O
</s>
<s>
Stage	O
is	O
able	O
to	O
load	O
presentation	O
documents	O
from	O
Microsoft	B-Application
PowerPoint	I-Application
,	O
LibreOffice	O
Impress	O
and	O
OpenOffice	B-Application
Impress	I-Application
.	O
</s>
<s>
In	O
2014	O
,	O
development	O
of	O
Calligra	B-Application
Gemini	O
with	O
official	O
support	O
for	O
Windows	B-Application
was	O
announced	O
.	O
</s>
<s>
Reginald	O
Stadlbauer	O
began	O
development	O
of	O
KPresenter	B-Language
in	O
1997	O
.	O
</s>
<s>
The	O
first	O
official	O
release	O
of	O
the	O
KOffice	B-Language
suite	O
was	O
on	O
October	O
23	O
,	O
2000	O
when	O
it	O
was	O
released	O
as	O
part	O
of	O
K	B-Application
Desktop	I-Application
Environment	I-Application
2.0	O
.	O
</s>
<s>
KOffice	B-Language
underwent	O
a	O
major	O
transition	O
as	O
part	O
of	O
the	O
release	O
of	O
KDE	B-Language
Software	I-Language
Compilation	I-Language
4	I-Language
(	O
SC4	O
)	O
.	O
</s>
<s>
Coinciding	O
with	O
the	O
work	O
on	O
SC4	O
,	O
the	O
KOffice	B-Language
team	O
prepared	O
a	O
major	O
new	O
release	O
–	O
KOffice	B-Language
2.0	O
–	O
which	O
used	O
the	O
new	O
KDE	B-Language
Platform	I-Language
4	I-Language
libraries	O
.	O
</s>
<s>
This	O
version	O
was	O
also	O
ported	O
to	O
Haiku	B-Language
but	O
the	O
port	O
was	O
later	O
not	O
updated	O
for	O
newer	O
KOffice	B-Language
versions	O
.	O
</s>
<s>
Kexi	B-Language
was	O
integrated	O
again	O
.	O
</s>
<s>
Kivio	B-Language
has	O
not	O
yet	O
been	O
migrated	O
.	O
</s>
<s>
A	O
new	O
framework	O
for	O
effects	O
on	O
shapes	O
and	O
a	O
new	O
import	O
filters	O
for	O
the	O
Microsoft	B-Operating_System
Office	I-Operating_System
Open	I-Operating_System
XML	I-Operating_System
formats	O
that	O
are	O
used	O
in	O
MS	O
Office	O
2007	O
and	O
later	O
got	O
added	O
.	O
</s>
<s>
In	O
mid-2010	O
,	O
following	O
disagreements	O
between	O
KWord	B-Protocol
’s	O
maintainer	O
Thomas	O
Zander	O
and	O
the	O
other	O
core	O
developers	O
,	O
KPresenter	B-Language
was	O
renamed	O
Calligra	B-Language
Stage	I-Language
.	O
</s>
<s>
The	O
KWord	B-Protocol
maintainer	O
forked	B-Application
the	O
KPresenter	B-Language
presentation	O
tool	O
to	O
create	O
KOffice	B-Language
Showcase	I-Language
.	O
</s>
<s>
KOffice	B-Language
2.3	O
,	O
released	O
31	O
December	O
2010	O
,	O
along	O
with	O
subsequent	O
bugfix	O
releases	O
(	O
2.3.1	O
–	O
2.3.3	O
)	O
was	O
still	O
a	O
collaborative	O
effort	O
of	O
both	O
the	O
KOffice	B-Language
and	O
Calligra	B-Application
development	O
teams	O
.	O
</s>
<s>
KOffice	B-Language
Showcase	I-Language
2.4	O
never	O
materialized	O
in	O
release	O
form	O
.	O
</s>
<s>
KOffice	B-Language
was	O
declared	O
unmaintained	O
by	O
KDE	B-Application
.	O
</s>
<s>
On	O
18	O
May	O
2011	O
the	O
Calligra	B-Application
team	O
began	O
releasing	O
monthly	O
snapshots	O
while	O
preparing	O
for	O
the	O
release	O
of	O
Calligra	B-Application
2.4	O
.	O
</s>
<s>
The	O
first	O
version	O
of	O
the	O
Calligra	B-Application
Suite	I-Application
for	O
Windows	B-Application
was	O
released	O
on	O
21	O
December	O
2011	O
.	O
</s>
<s>
The	O
Calligra	B-Application
team	O
originally	O
scheduled	O
to	O
release	O
the	O
final	O
2.4	O
version	O
in	O
January	O
2012	O
but	O
problems	O
in	O
the	O
undo/redo	O
feature	O
of	O
Words	B-Language
and	O
Stage	O
required	O
a	O
partial	O
rewrite	O
and	O
caused	O
a	O
delay	O
.	O
</s>
<s>
Calligra	B-Application
2.4	O
was	O
released	O
on	O
11	O
April	O
2012	O
.	O
</s>
<s>
Calligra	B-Application
2.4	O
launched	O
with	O
two	O
mobile-oriented	O
user	O
interfaces	O
:	O
Calligra	B-Application
Mobile	O
and	O
Calligra	B-Application
Active	O
.	O
</s>
<s>
Calligra	B-Application
Mobile	O
's	O
development	O
was	O
initiated	O
in	O
summer	O
2009	O
and	O
first	O
shown	O
during	O
Akademy	O
/	O
Desktop	O
Summit	O
2009	O
by	O
KO	O
GmbH	O
as	O
a	O
simple	O
port	O
of	O
KOffice	B-Language
to	O
Maemo	O
.	O
</s>
<s>
Along	O
with	O
the	O
launch	O
of	O
the	O
Nokia	B-Operating_System
N9	I-Operating_System
smartphone	O
,	O
Nokia	O
released	O
its	O
own	O
Poppler	B-Language
and	O
Calligra-based	O
office	O
document	O
viewer	O
under	O
GPL	O
.	O
</s>
<s>
Calligra	B-Application
Active	O
was	O
launched	O
in	O
2011	O
after	O
the	O
Plasma	O
Active	O
initiative	O
to	O
provide	O
a	O
document	O
viewer	O
similar	O
to	O
Calligra	B-Application
Mobile	O
but	O
for	O
tablet	O
computers	O
.	O
</s>
<s>
Jolla	B-Operating_System
continued	O
Nokia	O
's	O
efforts	O
on	O
a	O
smartphone	O
version	O
.	O
</s>
<s>
In	O
2013	O
Jolla	B-Operating_System
launched	O
Sailfish	O
Office	O
.	O
</s>
<s>
Sailfish	O
Office	O
reuses	O
the	O
Qt	B-Language
Quick	I-Language
components	O
from	O
Calligra	B-Application
Active	O
.	O
</s>
<s>
In	O
September	O
2013	O
a	O
merger	O
of	O
Krita	O
and	O
Krita	O
Sketch	O
,	O
named	O
Krita	O
Gemini	O
,	O
was	O
launched	O
on	O
Windows	B-Device
8.1	I-Device
.	O
</s>
<s>
In	O
April	O
2014	O
Intel	O
and	O
KO	O
GmbH	O
extended	O
the	O
promotion	O
deal	O
to	O
Gemini	O
versions	O
of	O
Stage	O
and	O
Words	B-Language
.	O
</s>
<s>
On	O
28	O
August	O
2014	O
the	O
first	O
snapshot	O
of	O
Calligra	B-Application
Gemini	O
was	O
released	O
by	O
KO	O
GmbH	O
for	O
Windows	B-Application
.	O
</s>
<s>
On	O
21	O
November	O
2014	O
KDE	B-Application
announced	O
that	O
Calligra	B-Application
Gemini	O
would	O
officially	O
be	O
released	O
as	O
part	O
of	O
Calligra	B-Application
2.9	O
.	O
</s>
<s>
As	O
with	O
Krita	O
,	O
this	O
Gemini	O
release	O
adds	O
a	O
touchscreen	O
interface	O
to	O
Words	B-Language
and	O
Stage	O
and	O
users	O
can	O
switch	O
between	O
desktop	O
and	O
touch	O
mode	O
at	O
runtime	O
.	O
</s>
<s>
Calligra	B-Application
Gemini	O
is	O
a	O
continuation	O
of	O
Calligra	B-Application
Active	O
and	O
Sailfish	O
Office	O
developments	O
but	O
with	O
added	O
editing	O
capabilities	O
.	O
</s>
