<s>
The	O
Trinity	B-Application
Desktop	I-Application
Environment	I-Application
(	O
TDE	O
)	O
is	O
a	O
complete	O
software	O
desktop	O
environment	O
designed	O
for	O
Linux	B-Application
and	O
Unix-like	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
,	O
intended	O
for	O
computer	O
users	O
preferring	O
a	O
traditional	O
desktop	O
model	O
,	O
and	O
is	O
free/libre	O
software	O
.	O
</s>
<s>
Born	O
as	O
a	O
fork	O
of	O
KDE	O
3.5	O
back	O
in	O
2010	O
,	O
it	O
was	O
originally	O
created	O
by	O
Timothy	O
Pearson	O
,	O
who	O
had	O
coordinated	O
Kubuntu	B-Application
remixes	O
featuring	O
KDE	O
3.5	O
after	O
Kubuntu	B-Application
switched	O
to	O
KDE	B-Language
Plasma	I-Language
4	I-Language
.	O
</s>
<s>
TDE	O
is	O
now	O
a	O
fully	O
independent	O
project	O
with	O
its	O
own	O
personality	O
and	O
development	O
team	O
,	O
available	O
for	O
various	O
Linux	B-Application
distros	O
,	O
BSD	O
and	O
DilOS	O
.	O
</s>
<s>
Trinity	B-Application
is	O
packaged	O
for	O
Debian	O
,	O
Ubuntu	B-Operating_System
,	O
Devuan	O
,	O
Raspbian	B-Application
,	O
Fedora	O
,	O
RedHat	O
,	O
Mageia	O
,	O
OpenSUSE	O
,	O
Slackware	O
and	O
various	O
other	O
distributions	O
and	O
architectures	O
.	O
</s>
<s>
It	O
is	O
also	O
used	O
as	O
the	O
default	O
desktop	O
environment	O
of	O
at	O
least	O
two	O
Linux	B-Application
distributions	O
,	O
Q4OS	O
and	O
Exe	O
GNU/Linux	B-Application
.	O
</s>
<s>
Since	O
version	O
3.5.12	O
(	O
its	O
second	O
official	O
release	O
)	O
,	O
it	O
uses	O
its	O
own	O
fork	O
of	O
Qt3	B-Language
,	O
known	O
as	O
TQt3	O
,	O
so	O
as	O
to	O
make	O
it	O
easier	O
to	O
eventually	O
make	O
TQt	O
installable	O
alongside	O
later	O
Qt	B-Language
releases	O
.	O
</s>
<s>
Early	O
releases	O
of	O
Trinity	B-Application
used	O
a	O
versioning	O
scheme	O
based	O
on	O
that	O
of	O
K	O
Desktop	O
Environment	O
3.5	O
,	O
from	O
which	O
it	O
was	O
forked	O
.	O
</s>
<s>
This	O
new	O
visual	O
theme	O
was	O
based	O
on	O
the	O
"	O
KDE	O
Lineart	O
"	O
background	O
included	O
in	O
the	O
wallpapers	O
package	O
for	O
KDE	O
3.4	O
and	O
covered	O
the	O
desktop	O
background	O
and	O
was	O
named	O
"	O
Trinity	B-Application
Lineart	O
"	O
along	O
with	O
the	O
splash	O
screen	O
,	O
"	O
application	O
info	O
screens	O
"	O
(	O
for	O
some	O
apps	O
like	O
Konqueror	O
and	O
Trinity	B-Application
Control	O
Center	O
)	O
,	O
and	O
banners	O
(	O
for	O
some	O
other	O
apps	O
like	O
KPersonalizer	O
and	O
Kate	O
)	O
.	O
</s>
<s>
The	O
window	O
,	O
widget	O
,	O
and	O
icon	O
themes	O
were	O
left	O
intact	O
,	O
aside	O
from	O
replacing	O
all	O
KDE	O
logos	O
with	O
Trinity	B-Application
logos	O
.	O
</s>
<s>
Prior	O
to	O
this	O
,	O
Trinity	B-Application
kept	O
the	O
KDE	O
3.5	O
visual	O
theme	O
,	O
but	O
replaced	O
the	O
"	O
KDE	O
3.5	O
"	O
branding	O
with	O
"	O
TDE	O
"	O
branding	O
,	O
in	O
a	O
font	O
that	O
is	O
not	O
the	O
"	O
Kabel	O
Book	O
"	O
font	O
KDE	O
used	O
,	O
although	O
the	O
K-Menu	O
had	O
its	O
side	O
image	O
branded	O
as	O
just	O
"	O
Trinity	B-Application
"	O
instead	O
of	O
"	O
TDE	O
"	O
.	O
</s>
<s>
Kubuntu	B-Application
versions	O
,	O
on	O
the	O
other	O
hand	O
,	O
used	O
the	O
included	O
"	O
Crystal	O
Fire	O
"	O
background	O
as	O
the	O
default	O
desktop	O
background	O
,	O
along	O
with	O
the	O
K-Menu	O
"	O
side	O
image	O
"	O
,	O
larger	O
menu	O
items	O
,	O
and	O
menu	O
layout	O
from	O
Kubuntu	B-Application
8.04	O
.	O
</s>
