<s>
WebSharper	B-Application
is	O
an	O
open-source	B-Application
and	O
commercial	O
web-programming	O
framework	O
that	O
allows	O
web	B-Operating_System
developers	I-Operating_System
to	O
create	O
and	O
maintain	O
complex	O
JavaScript	B-Language
and	O
HTML5	B-Application
front-end	B-Architecture
applications	O
in	O
the	O
F#	B-Operating_System
programming	O
language	O
.	O
</s>
<s>
Other	O
than	O
a	O
few	O
native	O
libraries	O
,	O
everything	O
is	O
F#	B-Operating_System
source	O
.	O
</s>
<s>
WebSharper	B-Application
includes	O
support	O
for	O
jQuery	B-Language
,	O
HTML5	B-Application
,	O
DOM	B-General_Concept
and	O
EcmaScript	B-Language
.	O
</s>
<s>
WebSharper	B-Application
Mobile	O
includes	O
support	O
for	O
Android	B-Application
,	O
iOS	B-Application
and	O
Windows	B-Protocol
Phone	I-Protocol
Formlets	O
and	O
Sitelets	O
.	O
</s>
<s>
Unlike	O
many	O
other	O
web-programming	O
toolkits	O
,	O
WebSharper	B-Application
offers	O
a	O
rich	O
set	O
of	O
abstractions	O
and	O
DSL	O
syntax	O
for	O
common	O
web-related	O
chores	O
,	O
such	O
as	O
composing	O
HTML	O
,	O
defining	O
web	O
forms	O
,	O
managing	O
required	O
resources	O
and	O
handling	O
URLs	O
safely	O
.	O
</s>
<s>
WebSharper	B-Application
can	O
be	O
used	O
with	O
any	O
text	O
editor	O
.	O
</s>
<s>
WebSharper	B-Application
can	O
also	O
be	O
used	O
with	O
Visual	B-Application
Studio	I-Application
templates	O
with	O
full	O
ASP.NET	O
integration	O
and	O
with	O
MonoDevelop	B-Language
.	O
</s>
<s>
As	O
a	O
general	O
framework	O
for	O
making	O
web	O
apps	O
,	O
WebSharper	B-Application
is	O
also	O
capable	O
of	O
being	O
used	O
as	O
a	O
framework	O
for	O
making	O
mobile	O
and	O
tablet	O
apps	O
,	O
either	O
by	O
making	O
the	O
needed	O
widgets	O
and	O
animations	O
from	O
scratch	O
,	O
or	O
by	O
using	O
one	O
of	O
the	O
mobile	O
frameworks	O
for	O
WebSharper	B-Application
.	O
</s>
<s>
An	O
HTML5	B-Application
app	O
written	O
in	O
WebSharper	B-Application
can	O
have	O
separate	O
views	O
for	O
Tablets	O
and	O
Mobile	O
phones	O
.	O
</s>
<s>
The	O
matching	O
server-side	O
code	O
is	O
also	O
written	O
in	O
F#	B-Operating_System
:	O
</s>
