<s>
Taskwarrior	B-Application
is	O
an	O
open-source	B-License
,	O
cross	O
platform	O
time	B-Application
and	O
task	O
management	O
tool	O
,	O
used	O
to	O
keep	O
track	O
of	O
and	O
handle	O
tasks	O
.	O
</s>
<s>
It	O
has	O
a	O
command-line	B-Application
interface	I-Application
rather	O
than	O
a	O
graphical	B-Application
user	I-Application
interface	I-Application
.	O
</s>
<s>
Taskwarrior	B-Application
uses	O
concepts	O
and	O
techniques	O
described	O
in	O
Getting	O
Things	O
Done	O
by	O
David	O
Allen	O
,	O
but	O
is	O
paradigm-agnostic	O
in	O
that	O
it	O
does	O
not	O
require	O
users	O
to	O
adhere	O
to	O
any	O
given	O
life-management	O
philosophy	O
.	O
</s>
<s>
According	O
to	O
its	O
author	O
,	O
Taskwarrior	B-Application
was	O
created	O
"	O
to	O
address	O
layout	O
and	O
feature	O
issues	O
"	O
in	O
the	O
Todo.txt	O
applications	O
popularized	O
by	O
Gina	O
Trapani	O
.	O
</s>
<s>
The	O
authors	O
offer	O
an	O
accompanying	O
tool	O
called	O
Timewarrior	B-Application
for	O
tracking	O
time	B-Application
spent	O
on	O
projects	O
.	O
</s>
<s>
Configuration	O
allows	O
e	O
.	O
g	O
.	O
to	O
define	O
recurring	O
breaks	O
such	O
as	O
lunch	O
time	B-Application
.	O
</s>
<s>
The	O
documentation	O
notes	O
that	O
"	O
Timewarrior	B-Application
focuses	O
on	O
accurately	O
recording	O
time	B-Application
already	O
spent	O
,	O
whereas	O
Taskwarrior	B-Application
looks	O
forward	O
to	O
work	O
that	O
is	O
not	O
yet	O
done.	O
"	O
</s>
<s>
Taskwarrior	B-Application
's	O
source	O
code	O
is	O
freely	O
available	O
and	O
can	O
be	O
compiled	O
and	O
run	O
on	O
a	O
variety	O
of	O
architectures	O
and	O
operating	O
systems	O
,	O
or	O
installed	O
using	O
binaries	O
obtained	O
with	O
common	O
package	O
management	O
tools	O
:	O
(	O
apt	B-Application
,	O
Fink	B-Application
,	O
yum	B-Application
,	O
dnf	B-Application
,	O
pkgng	O
,	O
pkg_add	O
,	O
etc	O
.	O
)	O
</s>
<s>
Taskwarrior	B-Application
comprises	O
three	O
main	O
commands	O
:	O
add	O
,	O
list	O
,	O
and	O
done	O
.	O
</s>
<s>
Issue	O
124	O
of	O
the	O
UK	O
Linux	B-Application
Format	O
magazine	O
(	O
November	O
2009	O
)	O
featured	O
Taskwarrior	B-Application
in	O
its	O
Hot	O
Picks	O
section	O
.	O
</s>
