<s>
SpaceFM	B-Language
was	O
a	O
desktop-independent	O
,	O
multi-panel	O
,	O
tabbed	O
file	O
manager	O
for	O
Linux	O
.	O
</s>
<s>
SpaceFM	B-Language
is	O
built	O
using	O
the	O
GTK+	B-Application
toolkit	B-Library
.	O
</s>
<s>
Available	O
under	O
the	O
terms	O
of	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
,	O
SpaceFM	B-Language
is	O
free	O
software	O
.	O
</s>
<s>
SpaceFM	B-Language
was	O
originally	O
developed	O
from	O
a	O
fork	O
of	O
the	O
legacy	O
PCMan	B-Language
File	I-Language
Manager	I-Language
and	O
later	O
PCManFM-Mod	O
.	O
</s>
<s>
The	O
internal	O
virtual	B-Application
filesystem	I-Application
(	O
VFS	B-Application
)	O
,	O
was	O
retained	O
and	O
extended	O
.	O
</s>
<s>
Due	O
to	O
the	O
extensive	O
changes	O
in	O
many	O
parts	O
of	O
the	O
project	O
,	O
SpaceFM	B-Language
was	O
released	O
with	O
its	O
new	O
name	O
as	O
an	O
alpha	O
test	O
version	O
in	O
January	O
2012	O
.	O
</s>
<s>
In	O
version	O
0.7.5	O
,	O
April	O
2012	O
,	O
SpaceFM	B-Language
replaced	O
udisks	B-Application
with	O
direct	O
udev	B-Application
support	O
for	O
device	O
detection	O
and	O
information	O
.	O
</s>
<s>
It	O
also	O
supported	O
multiple	O
mount	O
solutions	O
including	O
udevil	O
(	O
a	O
mount	O
program	O
developed	O
specifically	O
for	O
SpaceFM	B-Language
)	O
,	O
pmount	O
,	O
udisks	B-Application
v1	O
or	O
v2	O
,	O
or	O
any	O
program	O
.	O
</s>
<s>
In	O
October	O
2012	O
,	O
the	O
GTK3	B-Application
version	O
of	O
SpaceFM	B-Language
was	O
introduced	O
,	O
which	O
supports	O
GTK2	B-Application
or	O
GTK3	B-Application
.	O
</s>
<s>
Subsequent	O
improvements	O
include	O
extending	O
the	O
features	O
of	O
SpaceFM	B-Language
's	O
Desktop	O
Manager	O
,	O
a	O
new	O
Menu	O
Item	O
Properties	O
dialog	O
for	O
adding	O
and	O
customizing	O
menu	O
items	O
,	O
socket	O
commands	O
for	O
interacting	O
with	O
a	O
running	O
instance	O
,	O
and	O
an	O
improved	O
panel	O
configuration	O
memory	O
.	O
</s>
<s>
As	O
of	O
December	O
2022	O
,	O
SpaceFM	B-Language
is	O
unmaintained	O
software	O
,	O
with	O
more	O
than	O
200	O
open	O
issues	O
.	O
</s>
