<s>
Haiku	B-Language
is	O
a	O
free	B-License
and	I-License
open-source	I-License
operating	B-General_Concept
system	I-General_Concept
capable	O
of	O
running	O
applications	O
written	O
for	O
the	O
now-discontinued	O
BeOS	B-Application
,	O
which	O
it	O
is	O
modeled	O
after	O
.	O
</s>
<s>
Its	O
development	O
began	O
in	O
2001	O
,	O
and	O
the	O
operating	B-General_Concept
system	I-General_Concept
became	O
self-hosting	O
in	O
2008	O
.	O
</s>
<s>
The	O
fourth	O
beta	O
was	O
released	O
on	O
December	O
23	O
,	O
2022	O
,	O
still	O
keeping	O
BeOS	B-Application
5	O
compatibility	O
in	O
its	O
x86	O
32-bit	O
images	O
,	O
with	O
a	O
greatly	O
increased	O
number	O
of	O
modern	O
drivers	O
,	O
GTK3	B-Application
apps	O
and	O
Wine	B-Application
ported	O
,	O
as	O
well	O
as	O
Xlib	O
(	O
X11	O
)	O
and	O
Wayland	B-Language
compatibility	O
layers	O
.	O
</s>
<s>
Haiku	B-Language
is	O
supported	O
by	O
Haiku	B-Language
,	O
Inc.	O
,	O
a	O
non-profit	O
organization	O
based	O
in	O
Rochester	O
,	O
New	O
York	O
,	O
United	O
States	O
,	O
founded	O
in	O
2003	O
by	O
former	O
project	O
leader	O
Michael	O
Phipps	O
.	O
</s>
<s>
During	O
the	O
most	O
recent	O
release	O
cycle	O
,	O
Haiku	B-Language
,	I-Language
Inc	I-Language
.	I-Language
employed	O
a	O
developer	O
.	O
</s>
<s>
Haiku	B-Language
began	O
as	O
the	O
OpenBeOS	B-Language
project	O
in	O
2001	O
,	O
the	O
same	O
year	O
that	O
Be	O
,	O
Inc	O
.	O
was	O
bought	O
by	O
Palm	O
,	O
Inc	O
.	O
and	O
BeOS	B-Application
development	O
was	O
discontinued	O
.	O
</s>
<s>
The	O
focus	O
of	O
the	O
project	O
was	O
to	O
support	O
the	O
BeOS	B-Application
user	O
community	O
by	O
creating	O
an	O
open-source	B-Application
,	O
backward-compatible	B-General_Concept
replacement	O
for	O
BeOS	B-Application
.	O
</s>
<s>
The	O
first	O
project	O
by	O
OpenBeOS	B-Language
was	O
a	O
community-created	O
"	O
stop-gap	O
"	O
update	O
for	O
BeOS	B-Application
5.0.3	O
in	O
2002	O
.	O
</s>
<s>
In	O
2003	O
,	O
the	O
non-profit	O
organization	O
Haiku	B-Language
,	I-Language
Inc	I-Language
.	I-Language
was	O
registered	O
in	O
Rochester	O
,	O
New	O
York	O
,	O
to	O
financially	O
support	O
development	O
,	O
and	O
in	O
2004	O
,	O
after	O
a	O
notification	O
of	O
infringement	O
of	O
Palm	O
's	O
trademark	O
of	O
the	O
BeOS	B-Application
name	O
was	O
sent	O
to	O
OpenBeOS	B-Language
,	O
the	O
project	O
was	O
renamed	O
Haiku	B-Language
.	O
</s>
<s>
Original	O
logo	O
was	O
designed	O
by	O
Stuart	O
McCoy	O
(	O
nick	O
"	O
stubear	O
"	O
)	O
who	O
was	O
apparently	O
heavily	O
involved	O
in	O
the	O
early	O
days	O
of	O
the	O
Haiku	B-Language
Usability	O
&	O
Design	O
Team	O
,	O
and	O
created	O
mockups	O
for	O
Haiku	B-Language
R2	O
.	O
</s>
<s>
Haiku	B-Language
developer	O
and	O
artist	O
Stephan	O
Assmus	O
(	O
nick	O
"	O
Stippi	O
"	O
)	O
,	O
who	O
co-developed	O
graphic	O
editing	O
software	O
WonderBrush	O
for	O
Haiku	B-Language
,	O
updated	O
it	O
and	O
developed	O
the	O
HVIF	O
icon	O
vector	O
format	O
used	O
by	O
Haiku	B-Language
,	O
as	O
well	O
as	O
Haiku	B-Language
icon	O
set	O
chosen	O
by	O
popular	O
vote	O
in	O
a	O
contest	O
in	O
2007	O
.	O
</s>
<s>
Haiku	B-Language
reached	O
its	O
first	O
milestone	O
in	O
September	O
2009	O
with	O
the	O
release	O
of	O
Haiku	B-Language
R1/Alpha	O
1	O
.	O
</s>
<s>
After	O
years	O
in	O
between	O
official	O
releases	O
,	O
Haiku	B-Language
R1/Beta	O
1	O
was	O
released	O
on	O
19	O
September	O
2018	O
,	O
followed	O
by	O
Haiku	B-Language
R1/Beta	O
2	O
on	O
9	O
June	O
2020	O
.	O
</s>
<s>
Haiku	B-Language
's	O
latest	O
release	O
,	O
R1/Beta	O
3	O
,	O
was	O
released	O
on	O
26	O
July	O
2021	O
.	O
</s>
<s>
In	O
between	O
official	O
releases	O
,	O
'	O
Nightly	O
 '	O
builds	O
(	O
mainly	O
meant	O
for	O
developer	O
testing	O
)	O
are	O
regularly	O
listed	O
on	O
the	O
Haiku	B-Language
Nightly	O
page	O
in	O
both	O
64-bit	O
and	O
32-bit	O
(	O
x86	O
)	O
editions	O
.	O
</s>
<s>
After	O
the	O
initial	O
full	O
BeOS	B-Application
5	O
compatibility	O
as	O
target	O
,	O
in	O
2009	O
community	O
decision	O
updated	O
the	O
vision	B-Language
for	O
R1	O
with	O
more	O
ambitious	O
support	O
for	O
modern	O
hardware	O
,	O
web	O
standards	O
and	O
compatibility	O
with	O
FLOSS	B-License
libraries	O
.	O
</s>
<s>
The	O
only	O
detail	O
confirmed	O
so	O
far	O
is	O
that	O
it	O
will	O
switch	O
to	O
a	O
current	O
GCC	B-Application
release	O
.	O
</s>
<s>
A	O
compatibility	O
layer	O
is	O
planned	O
that	O
will	O
allow	O
applications	O
developed	O
for	O
Haiku	B-Language
R1	O
to	O
run	O
on	O
Haiku	B-Language
R2	O
and	O
later	O
.	O
</s>
<s>
This	O
was	O
mentioned	O
in	O
a	O
discussion	O
on	O
the	O
Haiku	B-Language
mailing	O
list	O
by	O
one	O
of	O
the	O
lead	O
developers	O
,	O
Axel	O
Dörfler	O
.	O
</s>
<s>
Suggested	O
new	O
features	O
include	O
file	O
indexing	O
on	O
par	O
with	O
Unix	B-Application
's	O
Beagle	B-Language
,	O
Google	B-Application
Desktop	I-Application
and	O
macOS	B-Application
's	O
Spotlight	B-Application
,	O
greater	O
integration	O
of	O
scalable	B-Application
vector	I-Application
graphics	I-Application
into	O
the	O
desktop	O
,	O
proper	O
support	O
for	O
multiple	O
users	O
,	O
and	O
additional	O
kits	O
.	O
</s>
<s>
Haiku	B-Language
is	O
written	O
in	O
C++	B-Language
and	O
provides	O
an	O
object-oriented	B-Language
API	B-General_Concept
.	O
</s>
<s>
The	O
modular	B-Architecture
design	I-Architecture
of	O
BeOS	B-Application
allowed	O
individual	O
components	O
of	O
Haiku	B-Language
to	O
initially	O
be	O
developed	O
in	O
teams	O
in	O
relative	O
isolation	O
,	O
in	O
many	O
cases	O
developing	O
them	O
as	O
replacements	O
for	O
the	O
BeOS	B-Application
components	O
prior	O
to	O
the	O
completion	O
of	O
other	O
parts	O
of	O
the	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
The	O
original	O
teams	O
developing	O
these	O
components	O
,	O
including	O
both	O
servers	B-Application
and	O
APIs	B-General_Concept
(	O
collectively	O
known	O
in	O
Haiku	B-Language
as	O
"	O
kits	O
"	O
)	O
,	O
included	O
:	O
</s>
<s>
BFS	O
:	O
develops	O
the	O
Be	B-Language
File	I-Language
System	I-Language
,	O
which	O
is	O
mostly	O
complete	O
with	O
the	O
resulting	O
OpenBFS	B-Language
.	O
</s>
<s>
Game	O
:	O
develops	O
the	O
Game	O
Kit	O
and	O
its	O
APIs	B-General_Concept
.	O
</s>
<s>
Input	O
Server	O
:	O
the	O
server	O
that	O
handles	O
input	O
devices	O
,	O
such	O
as	O
keyboards	B-Device
and	O
mice	B-Device
,	O
and	O
how	O
they	O
communicate	O
with	O
other	O
parts	O
of	O
the	O
system	O
.	O
</s>
<s>
Kernel	B-Operating_System
:	O
develops	O
the	O
kernel	B-Operating_System
,	O
the	O
core	O
of	O
the	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
Media	O
:	O
develops	O
the	O
audio	O
server	O
and	O
related	O
APIs	B-General_Concept
.	O
</s>
<s>
Network	O
:	O
writes	O
drivers	O
for	O
network	O
devices	O
and	O
APIs	B-General_Concept
relating	O
to	O
networking	O
.	O
</s>
<s>
OpenGL	B-Application
:	O
develops	O
OpenGL	B-Application
support	O
.	O
</s>
<s>
Printing	O
:	O
works	O
on	O
the	O
print	O
servers	B-Application
and	O
drivers	O
for	O
printers	O
.	O
</s>
<s>
DataTranslations	O
:	O
recreates	O
the	O
reading/writing/conversion	O
modules	B-Architecture
for	O
the	O
different	O
file	O
formats	O
and	O
data	O
types	O
.	O
</s>
<s>
The	O
Haiku	B-Language
kernel	B-Operating_System
is	O
a	O
modular	B-Architecture
hybrid	B-Operating_System
kernel	I-Operating_System
which	O
began	O
as	O
a	O
fork	B-Application
of	O
NewOS	O
,	O
a	O
modular	B-Architecture
monokernel	O
written	O
by	O
former	O
Be	O
Inc	O
.	O
engineer	O
Travis	O
Geiselbrecht	O
.	O
</s>
<s>
Many	O
features	O
have	O
been	O
implemented	O
,	O
including	O
a	O
virtual	B-Application
file	I-Application
system	I-Application
(	O
VFS	O
)	O
layer	O
and	O
symmetric	B-Operating_System
multiprocessing	I-Operating_System
(	O
SMP	O
)	O
support	O
.	O
</s>
<s>
,	O
Haiku	B-Language
includes	O
a	O
package	O
management	O
system	O
called	O
"	O
Haiku	B-Language
Depot	O
"	O
,	O
enabling	O
software	O
to	O
be	O
compiled	B-Language
into	O
dependency-tracking	O
compressed	O
packages	O
.	O
</s>
<s>
Haiku	B-Language
package	O
management	O
mounts	O
activated	O
packages	O
over	O
a	O
read-only	O
system	O
directory	O
.	O
</s>
<s>
The	O
Haiku	B-Language
package	O
management	O
system	O
performs	O
dependency	O
solving	O
with	O
libsolv	O
from	O
the	O
openSUSE	B-Operating_System
project	O
.	O
</s>
<s>
Haiku	B-Language
R1	O
aims	O
to	O
be	O
compatible	O
with	O
BeOS	B-Application
at	O
both	O
the	O
source	O
and	O
binary	O
level	O
,	O
allowing	O
software	O
written	O
and	O
compiled	B-Language
for	O
BeOS	B-Application
to	O
be	O
compiled	B-Language
and	O
run	O
without	O
modification	O
on	O
Haiku	B-Language
.	O
</s>
<s>
This	O
provides	O
Haiku	B-Language
users	O
with	O
an	O
instant	O
library	O
of	O
applications	O
to	O
choose	O
from	O
(	O
even	O
programs	O
whose	O
developers	O
are	O
no	O
longer	O
in	O
business	O
or	O
have	O
no	O
interest	O
in	O
updating	O
them	O
)	O
,	O
in	O
addition	O
to	O
allowing	O
development	O
of	O
applications	O
to	O
resume	O
from	O
where	O
they	O
had	O
been	O
terminated	O
following	O
the	O
demise	O
of	O
Be	O
,	O
Inc	O
.	O
</s>
<s>
This	O
dedication	O
to	O
compatibility	O
has	O
its	O
drawbacks	O
though	O
—	O
requiring	O
Haiku	B-Language
to	O
use	O
a	O
forked	O
version	O
of	O
the	O
GCC	B-Application
compiler	I-Application
,	O
based	O
on	O
version	O
2.95	O
,	O
released	O
in	O
2001	O
,	O
which	O
is	O
now	O
years	O
old	O
.	O
</s>
<s>
Switching	O
to	O
the	O
newer	O
version	O
7	O
of	O
GCC	B-Application
breaks	O
compatibility	O
with	O
BeOS	B-Application
software	O
;	O
therefore	O
Haiku	B-Language
supports	O
being	O
built	O
as	O
a	O
hybrid	B-Operating_System
GCC7/GCC2	O
environment	O
.	O
</s>
<s>
This	O
allows	O
the	O
system	O
to	O
run	O
both	O
GCC	B-Application
version	O
2	O
and	O
version	O
7	O
binaries	O
at	O
the	O
same	O
time	O
.	O
</s>
<s>
The	O
changes	O
done	O
to	O
GCC	B-Application
2.95	O
for	O
Haiku	B-Language
include	O
wide	O
characters	O
support	O
and	O
backport	O
of	O
fixes	O
from	O
GCC	B-Application
3	O
and	O
later	O
.	O
</s>
<s>
This	O
compatibility	O
applies	O
to	O
32-bit	B-Device
x86	I-Device
systems	O
only	O
.	O
</s>
<s>
The	O
PowerPC	O
version	O
of	O
BeOS	B-Device
R5	I-Device
is	O
not	O
supported	O
.	O
</s>
<s>
As	O
a	O
consequence	O
,	O
the	O
ARM	O
,	O
68k	O
,	O
64-bit	B-Device
x86	I-Device
and	O
PPC	O
ports	O
of	O
Haiku	B-Language
use	O
only	O
the	O
GCC	B-Application
version	O
7	O
compiler	B-Language
.	O
</s>
<s>
Despite	O
these	O
attempts	O
,	O
compatibility	O
with	O
a	O
number	O
of	O
system	O
add-ons	O
that	O
use	O
private	O
APIs	B-General_Concept
will	O
not	O
be	O
implemented	O
.	O
</s>
<s>
These	O
include	O
additional	O
filesystem	O
drivers	O
and	O
media	O
codec	O
add-ons	O
,	O
although	O
the	O
only	O
affected	O
add-ons	O
for	O
BeOS	B-Device
R5	I-Device
not	O
easily	O
re-implemented	O
are	O
those	O
for	O
Indeo	B-Algorithm
5	O
media	O
decoders	O
,	O
for	O
which	O
no	O
specification	O
exists	O
.	O
</s>
<s>
R5	O
binary	O
applications	O
that	O
run	O
successfully	O
under	O
Haiku	B-Language
(	O
)	O
include	O
:	O
Opera	B-Application
,	O
Firefox	B-Application
,	O
NetPositive	B-Application
,	O
Quake	B-Application
II	I-Application
,	O
Quake	B-Application
III	I-Application
,	O
SeaMonkey	B-Language
,	O
Vision	B-Language
and	O
VLC	B-Application
.	O
</s>
<s>
Driver	O
compatibility	O
is	O
incomplete	O
,	O
and	O
unlikely	O
to	O
cover	O
all	O
kinds	O
of	O
BeOS	B-Application
drivers	O
.	O
</s>
<s>
Moreover	O
,	O
Haiku	B-Language
offers	O
a	O
source-level	O
FreeBSD	B-Operating_System
network	O
driver	O
compatibility	O
layer	O
,	O
which	O
means	O
that	O
it	O
can	O
support	O
any	O
network	O
hardware	O
that	O
will	O
work	O
on	O
FreeBSD	B-Operating_System
.	O
</s>
<s>
Audio	O
drivers	O
using	O
API	B-General_Concept
versions	O
prior	O
to	O
BeOS	B-Device
R5	I-Device
are	O
as-yet	O
unsupported	O
,	O
and	O
unlikely	O
to	O
be	O
so	O
;	O
however	O
,	O
R5-era	O
drivers	O
work	O
.	O
</s>
<s>
Low-level	O
device	O
drivers	O
,	O
namely	O
those	O
for	O
storage	O
devices	O
and	O
SCSI	B-Architecture
adapters	O
,	O
will	O
not	O
be	O
compatible	O
.	O
</s>
<s>
USB	O
drivers	O
for	O
both	O
the	O
second	O
-	O
(	O
BeOS	B-Application
5	O
)	O
and	O
third	O
-	O
(	O
BeOS	B-Application
Dano	O
)	O
generation	O
USB	O
stacks	O
will	O
work	O
,	O
however	O
.	O
</s>
<s>
In	O
some	O
other	O
aspects	O
,	O
Haiku	B-Language
is	O
already	O
more	O
advanced	O
than	O
BeOS	B-Application
.	O
</s>
<s>
For	O
example	O
,	O
the	O
interface	O
kit	O
allows	O
the	O
use	O
of	O
a	O
layout	O
system	O
to	O
automatically	O
place	O
widgets	O
in	O
windows	O
,	O
while	O
on	O
BeOS	B-Application
the	O
developer	O
had	O
to	O
specify	O
the	O
exact	O
position	O
of	O
each	O
widget	O
by	O
hand	O
.	O
</s>
<s>
As	O
of	O
2018	O
,	O
the	B-Operating_System
Free	I-Operating_System
Software	I-Operating_System
Foundation	I-Operating_System
has	O
included	O
Haiku	B-Language
in	O
a	O
list	O
of	O
non-endorsed	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
They	O
state	O
the	O
reason	O
being	O
because	O
:	O
"	O
Haiku	B-Language
includes	O
some	O
software	O
that	O
you	O
're	O
not	O
allowed	O
to	O
modify	O
.	O
</s>
