<s>
LabPlot	B-Language
is	O
a	O
free	B-Application
software	I-Application
and	O
cross-platform	B-Operating_System
computer	O
program	O
for	O
interactive	O
scientific	B-Application
graphing	I-Application
and	O
data	B-General_Concept
analysis	I-General_Concept
,	O
written	O
for	O
the	O
KDE	B-Application
desktop	O
.	O
</s>
<s>
It	O
is	O
similar	O
to	O
Origin	B-Application
and	O
is	O
able	O
to	O
import	O
Origin	B-Application
's	O
data	O
files	O
.	O
</s>
<s>
LabPlot	B-Language
was	O
initiated	O
by	O
Stefan	O
Gerlach	O
,	O
a	O
scientist	O
and	O
IT	O
administrator	O
at	O
the	O
University	O
of	O
Konstanz	O
.	O
</s>
<s>
In	O
2008	O
,	O
developers	O
of	O
LabPlot	B-Language
and	O
SciDAVis	B-Language
(	O
another	O
Origin	B-Application
clone	O
,	O
forked	O
from	O
QtiPlot	B-Language
)	O
"	O
found	O
their	O
project	O
goals	O
to	O
be	O
very	O
similar	O
"	O
and	O
"	O
decided	O
to	O
start	O
a	O
close	O
cooperation	O
"	O
with	O
the	O
aim	O
of	O
merging	O
their	O
code	O
into	O
a	O
common	O
backend	O
,	O
while	O
maintaining	O
"	O
two	O
frontends	O
,	O
one	O
with	O
full	O
KDE4	O
integration	O
(	O
called	O
LabPlot	B-Language
2.x	O
)	O
and	O
one	O
with	O
no	O
KDE	B-Application
dependencies	O
(	O
pure	O
Qt	B-Language
)	O
for	O
easier	O
cross-platform	B-Operating_System
use	O
(	O
called	O
SciDAVis	B-Language
)	O
"	O
.	O
</s>
<s>
In	O
September	O
2016	O
,	O
LabPlot	B-Language
moved	O
its	O
website	O
from	O
to	O
.	O
</s>
<s>
It	O
is	O
scriptable	O
using	O
Qt	B-Language
Script	O
for	O
Applications	O
(	O
QSA	O
)	O
.	O
</s>
<s>
2D	O
and	O
3D	O
plots	O
of	O
data	O
can	O
be	O
rendered	O
in	O
a	O
"	O
worksheet	O
"	O
,	O
either	O
by	O
directly	O
reading	O
datafiles	O
or	O
from	O
a	O
spreadsheet	B-Application
,	O
which	O
LabPlot	B-Language
supports	O
.	O
</s>
<s>
It	O
has	O
interfaces	O
to	O
several	O
libraries	O
,	O
including	O
GSL	B-Application
for	O
data	B-General_Concept
analysis	I-General_Concept
,	O
the	O
Qwt3d	O
libraries	O
for	O
3D	O
plotting	B-Application
using	O
OpenGL	B-Application
,	O
FFTW	B-Application
for	O
fast	O
Fourier	O
transforms	O
and	O
supports	O
exporting	O
to	O
80	O
image	O
formats	O
and	O
raw	O
PostScript	B-Language
.	O
</s>
<s>
Other	O
key	O
features	O
include	O
live	O
data	O
plotting	B-Application
,	O
support	O
for	O
the	O
FITS	O
format	O
,	O
for	O
LaTeX	B-Application
and	O
Rich	O
Text	O
labels	O
,	O
data	O
masking	O
,	O
data	O
picking	O
from	O
images	O
,	O
multiple	O
plots	O
in	O
the	O
same	O
worksheet	O
,	O
pie	O
charts	O
,	O
bar	O
charts/histograms	O
,	O
interpolation	B-Algorithm
,	O
data	B-Application
smoothing	I-Application
,	O
peak	O
fitting	O
,	O
nonlinear	O
curve	O
fitting	O
,	O
regression	O
,	O
deconvolution	B-Algorithm
,	O
integral	B-Algorithm
transforms	I-Algorithm
,	O
and	O
others	O
(	O
see	O
developers	O
website	O
listed	O
below	O
for	O
details	O
)	O
.	O
</s>
<s>
LabPlot	B-Language
uses	O
the	O
Qt	B-Language
widget	O
set	O
for	O
its	O
graphical	O
interface	O
.	O
</s>
<s>
Under	O
Linux	O
it	O
is	O
integrated	O
with	O
the	O
KDE	B-Application
desktop	O
and	O
has	O
drag	O
and	O
drop	O
support	O
with	O
KDE	B-Application
's	O
applications	O
.	O
</s>
<s>
Since	O
version	O
2.5	O
LabPlot	B-Language
is	O
also	O
available	O
for	O
Windows	O
.	O
</s>
