<s>
Fluid	B-Application
UI	I-Application
is	O
a	O
browser-based	B-Application
wireframing	O
and	O
prototyping	O
tool	O
developed	O
by	O
Fluid	O
Software	O
and	O
used	O
to	O
design	O
mobile	O
touch	O
interfaces	O
.	O
</s>
<s>
Fluid	O
Software	O
is	O
an	O
Irish	O
software	B-Application
development	I-Application
company	O
founded	O
in	O
August	O
2010	O
by	O
Dave	O
Kearney	O
and	O
Ian	O
Hannigan	O
.	O
</s>
<s>
The	O
company	O
began	O
work	O
on	O
its	O
first	O
product	O
Fluid	B-Application
UI	I-Application
in	O
January	O
2011	O
and	O
entered	O
private	O
beta	O
on	O
December	O
of	O
the	O
same	O
year	O
.	O
</s>
<s>
Fluid	B-Application
UI	I-Application
was	O
launched	O
on	O
the	O
4th	O
of	O
July	O
2012	O
.	O
</s>
<s>
Fluid	B-Application
UI	I-Application
is	O
an	O
HTML5	B-Application
mobile	O
interface	O
prototyping	O
tool	O
that	O
helps	O
the	O
user	B-Application
interface	I-Application
designer	O
to	O
rapidly	O
create	O
prototypes	O
by	O
arranging	O
pre-built	O
widgets	O
into	O
a	O
drag-and-drop	O
WYSIWYG	B-Application
editor	I-Application
during	O
the	O
requirements	O
stage	O
of	O
app	B-Application
development	O
.	O
</s>
<s>
It	O
enables	O
iteration	B-Algorithm
and	O
collaboration	O
between	O
user	O
and	O
client	O
.	O
</s>
<s>
Platforms	O
supported	O
include	O
Android	B-Application
,	O
Android	B-Application
Tablet	O
,	O
iPhone	B-Application
and	I-Application
iPad	I-Application
.	O
</s>
<s>
Fluid	B-Application
UI	I-Application
is	O
built	O
with	O
the	O
latest	O
web	O
technologies	O
HTML5	B-Application
,	O
CSS3	O
and	O
JavaScript	B-Language
.	O
</s>
<s>
Open	O
source	O
libraries	O
are	O
also	O
integrated	O
into	O
the	O
tool	O
-	O
primarily	O
jQuery	B-Language
.	O
</s>
<s>
The	O
editor	O
UI	O
uses	O
a	O
fixed	O
Zooming	B-Application
User	I-Application
Interface	I-Application
(	O
ZUI	B-Application
)	O
and	O
an	O
Infinite	O
canvas	O
layout	O
model	O
for	O
content	O
display	O
.	O
</s>
<s>
The	O
visual	O
linking	O
system	O
is	O
built	O
with	O
a	O
combination	O
of	O
HTML5	B-Application
canvas	O
and	O
CSS3	O
.	O
</s>
