<s>
Visual3D	B-Application
Game	I-Application
Engine	I-Application
is	O
a	O
3D	O
game	O
engine	O
and	O
game	B-Application
development	I-Application
tool	I-Application
written	O
entirely	O
in	O
C#	B-Application
and	O
built	O
for	O
the	O
.NET	B-Application
Framework	I-Application
,	O
with	O
development	O
of	O
its	O
3D	O
rendering	O
engine	O
first	O
beginning	O
in	O
2003	O
.	O
</s>
<s>
Visual3D	O
was	O
founded	O
by	O
PowerAccess	O
for	O
Microsoft	O
Access	O
founder	O
,	O
Dan	O
Moorehead	O
,	O
after	O
its	O
free	B-License
and	I-License
open-source	I-License
software	I-License
predecessor	O
,	O
RealmForge	O
Game	O
Engine	O
,	O
was	O
featured	O
as	O
the	O
cover	O
story	O
and	O
namesake	O
for	O
Software	O
Developer	O
's	O
Journal	O
July	O
2015	O
issue	O
titled	O
3D	O
Games	O
in	O
.NET	B-Application
,	O
for	O
first	O
proving	O
that	O
C#	B-Application
,	O
.NET	B-Application
Framework	I-Application
,	O
and	O
managed	O
languages	O
were	O
feasible	O
for	O
mainstream	O
3D	O
game	O
and	O
simulation	O
development	O
.	O
</s>
<s>
Visual3D	O
(	O
formerly	O
known	O
as	O
Visual3D.NET	B-Application
)	O
is	O
built	O
on	O
the	O
Microsoft	B-Device
XNA	I-Device
,	O
as	O
the	O
first	O
major	O
XNA-based	O
engine	O
and	O
game	B-Application
development	I-Application
tool	I-Application
.	O
</s>
<s>
However	O
,	O
Visual3D	O
predates	O
XNA	B-Device
and	O
XNA	B-Device
's	O
successor	O
,	O
MonoGame	B-Language
,	O
with	O
it	O
first	O
being	O
built	O
upon	O
managed	O
wrappers	O
for	O
Direct3D	B-Application
and	O
OpenGL	B-Application
.	O
</s>
<s>
Visual3D	O
is	O
also	O
notable	O
for	O
providing	O
its	O
game	B-Application
development	I-Application
tools	I-Application
as	O
integrated	O
or	O
hosted	O
within	O
whatever	O
game	O
is	O
being	O
developed	O
with	O
it	O
,	O
for	O
live	O
,	O
real-time	O
world	O
building	O
,	O
terrain	O
editing	O
,	O
game	O
development	O
,	O
scripting	O
and	O
mission/level/scenario	O
editing	O
,	O
as	O
well	O
as	O
allowing	O
end-users	O
to	O
redistribute	O
its	O
development	O
tools	O
to	O
End-Users	O
as	O
a	O
Mission/Level/Scenario	O
Editor	O
and	O
Modding	O
Toolkit	O
.	O
</s>
<s>
Visual3D	B-Application
Game	I-Application
Engine	I-Application
is	O
the	O
commercial	O
successor	O
to	O
the	O
open-source	B-Application
RealmForge	O
Game	O
Engine	O
with	O
roots	O
going	O
back	O
to	O
the	O
OGRE	B-Application
3D	O
open-source	B-Application
engine	O
.	O
</s>
<s>
Visual3D	O
was	O
founded	O
by	O
Dan	O
Moorehead	O
,	O
who	O
,	O
in	O
addition	O
to	O
founding	O
PowerAccess	O
and	O
RealmForge	O
,	O
had	O
also	O
lead	O
development	O
of	O
the	O
Axiom	O
Engine	O
(	O
a	O
C#	B-Application
port	O
of	O
OGRE	B-Application
)	O
and	O
CEGUI#	B-Language
(	O
a	O
C#	B-Application
port	O
of	O
CEGUI	B-Language
GUI	B-Application
library	B-Library
)	O
.	O
</s>
<s>
Visual3D	O
has	O
30,000	O
registered	O
users	O
,	O
and	O
,	O
as	O
of	O
July	O
2008	O
,	O
Visual3D	B-Application
Game	I-Application
Engine	I-Application
has	O
been	O
employed	O
for	O
multiple	O
private	O
business	O
projects	O
and	O
by	O
the	O
US	O
Department	O
of	O
Defense	O
for	O
military	O
simulation	O
and	O
training	O
.	O
</s>
<s>
Also	O
in	O
2008	O
,	O
Visual3D	B-Application
Game	I-Application
Engine	I-Application
has	O
begun	O
to	O
permeate	O
education	O
and	O
Indie	O
sectors	O
as	O
a	O
part	O
of	O
the	O
recent	O
XNA	B-Device
trends	O
.	O
</s>
<s>
Visual3D	O
license	O
editions	O
included	O
Indie	O
,	O
Professional	O
,	O
Enterprise	O
,	O
Enterprise	O
Source	O
,	O
as	O
well	O
as	O
Free	O
editions	O
for	O
Open-Source	B-Application
and	O
Educational	O
use	O
.	O
</s>
<s>
Following	O
Visual3D	O
predecessor	O
RealmForge	O
Game	O
Engine	O
's	O
success	O
as	O
the	O
first	O
3D	O
game	O
engine	O
and	O
integrated	O
development	O
toolset	O
for	O
C#	B-Application
and	O
.NET	B-Application
,	O
and	O
it	O
features	O
as	O
the	O
cover	O
story	O
for	O
Software	O
Developer	O
's	O
Journal	O
July	O
2015	O
3D	O
Games	O
in	O
.NET	B-Application
issue	O
,	O
Microsoft	O
announced	O
the	O
first	O
public	O
release	O
of	O
its	O
Microsoft	B-Device
XNA	I-Device
Framework	I-Device
and	I-Device
XNA	I-Device
Game	I-Device
Studio	I-Device
products	O
in	O
the	O
August	O
2006	O
keynote	O
speech	O
at	O
Microsoft	O
Gamefest	O
conference	O
,	O
confirming	O
the	O
viability	O
of	O
C#	B-Application
and	O
.NET	B-Application
for	O
game	O
development	O
and	O
opening	O
up	O
Xbox	B-Operating_System
360	I-Operating_System
and	O
PC	O
for	O
game	O
development	O
by	O
Indies	O
and	O
students	O
with	O
C#	B-Application
and	O
.NET	B-Application
.	O
</s>
<s>
This	O
announcement	O
set	O
into	O
motion	O
the	O
rise	O
of	O
many	O
new	O
XNA-based	O
game	O
engines	O
,	O
such	O
as	O
Torque	B-Application
X	I-Application
,	O
a	O
rewrite	O
of	O
GarageGames	O
's	O
popular	O
Torque	B-Application
Game	I-Application
Engine	I-Application
in	O
C#	B-Application
using	O
the	O
XNA	B-Device
Framework	I-Device
.	O
</s>
<s>
Microsoft	O
's	O
XNA	B-Device
initiative	O
is	O
a	O
part	O
of	O
the	O
larger	O
trend	O
for	O
gaming	O
technology	O
migrating	O
from	O
traditional	O
C++	B-Language
to	O
higher	O
level	O
managed	O
languages	O
,	O
such	O
as	O
Java	B-Language
,	O
C#	B-Application
,	O
and	O
VB.NET	B-Language
,	O
which	O
is	O
a	O
continuation	O
of	O
the	O
historic	O
trends	O
for	O
the	O
migration	O
of	O
software	O
development	O
from	O
lower	B-Language
level	I-Language
languages	I-Language
such	O
as	O
Assembly	B-Language
and	O
C	B-Language
to	O
higher	B-Language
level	I-Language
languages	I-Language
such	O
as	O
C++	B-Language
.	O
</s>
