<s>
Astrid	B-Application
was	O
a	O
multi-platform	O
to-do	O
list	O
and	O
task	O
management	O
application	O
that	O
was	O
created	O
in	O
San	O
Francisco	O
,	O
CA	O
in	O
2008	O
.	O
</s>
<s>
The	O
service	O
reminded	O
users	O
of	O
scheduled	O
tasks	O
and	O
was	O
designed	O
for	O
limited	O
integration	O
with	O
Google	B-Application
Calendar	I-Application
.	O
</s>
<s>
Yahoo	B-Application
!	I-Application
</s>
<s>
acquired	O
the	O
company	O
on	O
May	O
1	O
,	O
2013	O
and	O
shuttered	O
the	O
Astrid	B-Application
service	O
on	O
August	O
5	O
,	O
2013	O
.	O
</s>
<s>
In	O
2008	O
,	O
Tim	O
Su	O
and	O
Jon	O
Paris	O
co-founded	O
Astrid	B-Application
in	O
San	O
Francisco	O
,	O
CA	O
.	O
</s>
<s>
In	O
2011	O
,	O
Astrid	B-Application
attend	O
the	O
AngelPad	O
startup	O
accelerator	O
.	O
</s>
<s>
In	O
May	O
2013	O
,	O
Astrid	B-Application
co-founder	O
and	O
CEO	O
Jon	O
Paris	O
announced	O
on	O
the	O
company	O
's	O
blog	O
on	O
May	O
1	O
that	O
Yahoo	B-Application
!	I-Application
</s>
<s>
had	O
acquired	O
Astrid	B-Application
.	O
</s>
<s>
In	O
an	O
early	O
July	O
2013	O
announcement	O
,	O
the	O
public	O
was	O
made	O
aware	O
of	O
Yahoo	B-Application
's	O
scheduled	O
closure	O
of	O
the	O
task	O
management	O
service	O
Astrid	B-Application
.	O
</s>
<s>
Yahoo	B-Application
discontinued	O
the	O
service	O
on	O
August	O
5	O
,	O
2013	O
.	O
</s>
<s>
The	O
team	O
at	O
Astrid	B-Application
supplied	O
its	O
customers	O
with	O
a	O
data	O
export	O
tool	O
and	O
recommended	O
former	O
competitors	O
such	O
as	O
Any.do,	O
Sandglaz	O
,	O
Wrike	O
,	O
and	O
Wunderlist	B-Operating_System
.	O
</s>
