<s>
Omega	B-General_Concept
is	O
an	O
extension	O
of	O
the	O
TeX	B-Application
typesetting	O
system	O
that	O
uses	O
the	O
Basic	O
Multilingual	O
Plane	O
of	O
Unicode	O
.	O
</s>
<s>
It	O
was	O
authored	O
by	O
John	B-General_Concept
Plaice	I-General_Concept
and	O
Yannis	O
Haralambous	O
after	O
TeX	B-Application
development	O
was	O
frozen	O
in	O
1991	O
,	O
primarily	O
to	O
enhance	O
TeX	B-Application
's	O
multilingual	O
typesetting	O
abilities	O
.	O
</s>
<s>
It	O
includes	O
a	O
new	O
16-bit	O
font	O
encoding	O
for	O
TeX	B-Application
,	O
as	O
well	O
as	O
fonts	O
(	O
omlgc	O
and	O
omah	O
)	O
covering	O
a	O
wide	O
range	O
of	O
alphabets	O
.	O
</s>
<s>
At	O
the	O
2004	O
TeX	B-Application
Users	O
Group	O
conference	O
,	O
Plaice	O
announced	O
his	O
decision	O
to	O
split	O
off	O
a	O
new	O
project	O
(	O
not	O
yet	O
public	O
)	O
,	O
while	O
Haralambous	O
continued	O
to	O
work	O
on	O
Omega	B-General_Concept
proper	O
.	O
</s>
<s>
LaTeX	B-Application
for	O
Omega	B-General_Concept
is	O
invoked	O
as	O
lambda	O
.	O
</s>
<s>
A	O
separate	O
project	O
was	O
started	O
with	O
the	O
goal	O
of	O
stabilizing	O
the	O
code	O
and	O
extending	O
it	O
with	O
e-TeX	B-General_Concept
functionality	O
,	O
known	O
as	O
Aleph	O
,	O
and	O
led	O
by	O
Giuseppe	O
Bilotta	O
.	O
</s>
<s>
The	O
LaTeX	B-Application
for	O
Aleph	O
is	O
known	O
as	O
Lamed	O
.	O
</s>
<s>
Aleph	O
alone	O
is	O
not	O
being	O
developed	O
any	O
more	O
,	O
but	O
most	O
of	O
its	O
functionality	O
has	O
been	O
integrated	O
into	O
LuaTeX	B-Language
,	O
a	O
new	O
project	O
initially	O
funded	O
by	O
Colorado	O
State	O
University	O
(	O
through	O
the	O
Oriental	O
TeX	B-Application
Project	O
by	O
Idris	O
Samawi	O
Hamid	O
)	O
and	O
NTG	O
.	O
</s>
<s>
LuaTeX	B-Language
started	O
in	O
2006	O
and	O
released	O
the	O
first	O
beta	O
version	O
in	O
Summer	O
2007	O
.	O
</s>
<s>
It	O
will	O
be	O
a	O
successor	O
of	O
both	O
Aleph	O
and	O
pdfTeX	B-Language
,	O
using	O
Lua	B-Language
as	O
an	O
integrated	O
lightweight	O
programming	O
language	O
.	O
</s>
