<s>
SharpDevelop	B-Language
(	O
also	O
styled	O
as	O
#develop	O
)	O
is	O
a	O
discontinued	O
free	B-License
and	I-License
open	I-License
source	I-License
integrated	B-Application
development	I-Application
environment	I-Application
(	O
IDE	O
)	O
for	O
the	O
.NET	B-Application
Framework	I-Application
,	O
Mono	B-Application
,	O
Gtk#	O
and	O
Glade#	B-Language
platforms	O
.	O
</s>
<s>
It	O
supports	O
development	O
in	O
C#	B-Application
,	O
Visual	B-Language
Basic	I-Language
.NET	I-Language
,	O
Boo	B-Application
,	O
F#	B-Operating_System
,	O
IronPython	B-Application
and	O
IronRuby	B-Language
programming	O
languages	O
.	O
</s>
<s>
SharpDevelop	B-Language
was	O
designed	O
as	O
a	O
free	O
and	O
lightweight	O
alternative	O
to	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
,	O
and	O
contains	O
an	O
equivalent	O
feature	O
for	O
almost	O
every	O
essential	O
Visual	B-Application
Studio	I-Application
Express	O
feature	O
and	O
features	O
very	O
similar	O
to	O
those	O
found	O
in	O
Borland	B-Application
Kylix	I-Application
and	O
Delphi	B-Language
,	O
including	O
advanced	O
project	O
management	O
,	O
code	O
editing	O
,	O
application	O
compiling	O
and	O
debugging	O
functionality	O
.	O
</s>
<s>
More	O
specifically	O
,	O
the	O
IDE	O
includes	O
a	O
GUI	B-Application
designer	O
,	O
code/design	O
views	O
,	O
syntax	O
highlighting	O
,	O
auto	O
completion	O
menus	O
(	O
similar	O
to	O
IntelliSense	B-Application
)	O
the	O
ability	O
to	O
compile	O
and	O
debug	O
form/console	O
.NET	B-Application
Framework	I-Application
applications	O
,	O
a	O
"	O
New	O
Project	O
"	O
wizard	O
,	O
toolbars	O
,	O
menus	O
,	O
panels	O
and	O
a	O
docking	O
system	O
,	O
and	O
built-in	O
code	O
refactoring	O
tools	O
,	O
and	O
it	O
has	O
an	O
integrated	O
debugger	B-Application
that	O
allows	O
for	O
stepping	O
,	O
viewing	O
values	O
of	O
objects	O
in	O
memory	O
,	O
and	O
breakpoints	O
.	O
</s>
<s>
To	O
allow	O
for	O
easy	O
project	O
migration	O
,	O
SharpDevelop	B-Language
works	O
natively	O
with	O
Visual	B-Application
Studio	I-Application
project	O
and	O
code	O
files	O
.	O
</s>
<s>
It	O
is	O
able	O
to	O
compile	O
applications	O
for	O
.NET	B-Application
Framework	I-Application
version	O
2.0	O
,	O
3.0	O
,	O
3.5	O
,	O
4.0	O
,	O
4.5.1	O
and	O
the	O
.NET	B-Application
Compact	O
Framework	O
2.0	O
and	O
3.5	O
.	O
</s>
<s>
SharpDevelop	B-Language
's	O
Graphic	B-Application
User	I-Application
Interface	I-Application
Designers	O
work	O
with	O
the	O
C#	B-Application
,	O
VB.NET	B-Language
,	O
Boo	B-Application
,	O
and	O
the	O
IronPython	B-Application
and	O
IronRuby	B-Language
languages	O
,	O
using	O
the	O
following	O
GUI	B-Application
technologies	O
:	O
</s>
<s>
SharpDevelop	B-Language
was	O
written	O
entirely	O
in	O
C#	B-Application
and	O
consists	O
of	O
about	O
20	O
components	O
that	O
integrate	O
to	O
form	O
the	O
application	O
.	O
</s>
<s>
The	O
source-code	B-Application
editor	I-Application
component	O
,	O
known	O
as	O
AvalonEdit	O
,	O
can	O
be	O
used	O
by	O
other	O
applications	O
.	O
</s>
<s>
On	O
11	O
September	O
2000	O
Mike	O
Kruger	O
launched	O
the	O
project	O
,	O
while	O
testing	O
the	O
first	O
public	O
release	O
of	O
.NET	B-Application
Framework	I-Application
1.0	O
.	O
</s>
<s>
At	O
that	O
time	O
there	O
was	O
no	O
C#	B-Application
/.NET	O
IDE	O
publicly	O
available	O
.	O
</s>
<s>
So	O
he	O
decided	O
to	O
write	O
a	O
code	B-Application
editor	I-Application
to	O
run	O
the	O
compiler	O
.	O
</s>
<s>
Early	O
in	O
its	O
development	O
,	O
the	O
project	O
was	O
split	O
for	O
Mono	B-Application
and	O
Gtk#	O
development	O
into	O
the	O
MonoDevelop	B-Language
project	O
,	O
which	O
is	O
maintained	O
as	O
a	O
cross-platform	O
IDE	O
,	O
and	O
after	O
Microsoft	O
's	O
acquisition	O
of	O
Xamarin	B-Application
,	O
has	O
become	O
the	O
basis	O
of	O
Visual	B-Application
Studio	I-Application
for	O
Mac	O
.	O
</s>
<s>
SharpDevelop	B-Language
had	O
been	O
downloaded	O
at	O
least	O
8	O
million	O
times	O
worldwide	O
,	O
The	O
SharpDevelop	B-Language
codebase	B-General_Concept
was	O
documented	O
in	O
the	O
book	O
Dissecting	O
a	O
C#	B-Application
Application	O
:	O
Inside	O
SharpDevelop	B-Language
(	O
2003	O
)	O
written	O
by	O
the	O
core	O
development	O
team	O
and	O
published	O
by	O
Wrox	O
Press	O
.	O
</s>
<s>
On	O
18	O
September	O
2017	O
,	O
Daniel	O
Grunwald	O
of	O
the	O
ICSharpCode	O
team	O
announced	O
the	O
project	O
is	O
"	O
dead	O
"	O
for	O
reasons	O
related	O
to	O
the	O
fast	O
pace	O
of	O
changes	O
to	O
C#	B-Application
and	O
.NET	B-Application
,	O
including	O
.NET	B-Application
Core	I-Application
,	O
and	O
suggested	O
SharpDevelop	B-Language
users	O
switch	O
to	O
either	O
MonoDevelop	B-Language
or	O
Visual	B-Language
Studio	I-Language
Code	I-Language
IDEs	O
,	O
each	O
being	O
recommended	O
as	O
a	O
suitable	O
open	B-License
source	I-License
replacement	O
that	O
is	O
the	O
target	O
of	O
regular	O
updates	O
and	O
other	O
maintenance	O
.	O
</s>
