<s>
OpenQwaq	B-Application
is	O
open	B-Application
source	I-Application
computer	I-Application
software	I-Application
for	O
immersive	O
collaboration	O
,	O
which	O
enables	O
organizations	O
to	O
implement	O
online	O
3D	O
virtual	B-Application
world	I-Application
workspaces	O
for	O
their	O
specific	O
needs	O
.	O
</s>
<s>
OpenQwaq	B-Application
is	O
based	O
on	O
the	O
Teleplace	O
technology	O
,	O
a	O
conferencing	O
platform	O
that	O
has	O
been	O
in	O
the	O
market	O
since	O
2007	O
,	O
with	O
the	O
name	O
Qwaq	O
Forums	O
until	O
2009	O
.	O
</s>
<s>
Both	O
OpenQwaq	B-Application
and	O
Teleplace	O
are	O
based	O
on	O
the	O
Squeak	B-Operating_System
open	O
source	O
implementation	O
of	O
Smalltalk	B-Application
and	O
the	O
Croquet	B-Protocol
Project	I-Protocol
.	O
</s>
<s>
The	O
main	O
developers	O
of	O
this	O
family	O
of	O
technologies	O
include	O
Alan	O
Kay	O
,	O
David	O
Smith	O
,	O
Andreas	B-Operating_System
Raab	I-Operating_System
and	O
David	O
Reed	O
,	O
whose	O
1978	O
doctoral	O
thesis	O
on	O
naming	O
and	O
synchronizations	O
in	O
a	O
decentralized	O
computer	O
system	O
introduced	O
many	O
of	O
the	O
main	O
concepts	O
.	O
</s>
<s>
OpenQwaq	B-Application
was	O
announced	O
on	O
the	O
Teleplace	O
blog	O
and	O
other	O
IT	O
news	O
sites	O
in	O
May	O
2011	O
.	O
</s>
<s>
The	O
initial	O
release	O
of	O
OpenQwaq	B-Application
was	O
functionally	O
equivalent	O
to	O
Teleplace	O
with	O
the	O
exception	O
of	O
the	O
video	O
subsystem	O
used	O
for	O
webcam	O
videoconferencing	O
,	O
video	O
playback	O
and	O
session	O
recording	O
,	O
because	O
the	O
proprietary	O
video	O
codecs	O
used	O
in	O
Teleplace	O
could	O
not	O
be	O
included	O
as	O
open	O
source	O
.	O
</s>
<s>
Developers	O
have	O
then	O
integrated	O
in	O
OpenQwaq	B-Application
the	O
open	O
source	O
video	O
and	O
audio	O
codecs	O
used	O
in	O
the	O
VLC	B-Application
media	I-Application
player	I-Application
.	O
</s>
<s>
Following	O
a	O
standard	O
open	O
source	O
technology	O
business	O
model	O
,	O
companies	O
offering	O
value	O
added	O
OpenQwaq	B-Application
hosting	O
and	O
consulting	O
services	O
have	O
been	O
formed	O
.	O
</s>
<s>
The	O
teleXLR8	O
project	O
,	O
an	O
online	O
talk	O
program	O
previously	O
based	O
on	O
Teleplace	O
,	O
restarted	O
in	O
August	O
2011	O
on	O
OpenQwaq	B-Application
.	O
</s>
<s>
QUBE	O
is	O
a	O
software	O
program	O
based	O
on	O
OpenQwaq	B-Application
.	O
</s>
