<s>
Flock	B-Protocol
is	O
a	O
proprietary	O
messaging	O
and	O
collaboration	B-Protocol
tool	I-Protocol
,	O
founded	O
by	O
tech	O
entrepreneur	O
Bhavin	O
Turakhia	O
in	O
2014	O
.	O
</s>
<s>
The	O
app	O
is	O
available	O
on	O
Windows	B-Application
,	O
MacOS	B-Application
,	O
Android	B-Application
,	O
iOS	B-Application
and	O
Web	B-Application
.	O
</s>
<s>
Flock	B-Protocol
allows	O
users	O
to	O
configure	O
external	O
apps	O
and	O
integrations	O
from	O
the	O
Flock	B-Protocol
App	O
Store	O
,	O
and	O
receive	O
notifications	O
and	O
updates	O
directly	O
in	O
Flock	B-Protocol
.	O
</s>
<s>
Flock	B-Protocol
functions	O
on	O
a	O
freemium	O
pricing	O
model	O
.	O
</s>
<s>
The	O
primary	O
features	O
of	O
Flock	B-Protocol
are	O
direct	O
&	O
channel	O
messaging	O
,	O
video	B-Application
conferencing	I-Application
,	O
screen	O
&	O
file	O
sharing	O
,	O
and	O
unlimited	O
chat	B-Protocol
history	O
.	O
</s>
<s>
Flock	B-Protocol
users	O
can	O
create	O
multiple	O
teams	O
for	O
the	O
entire	O
company	O
,	O
a	O
department	O
or	O
for	O
selective	O
members	O
of	O
the	O
organisation	O
.	O
</s>
<s>
Flock	B-Protocol
users	O
can	O
create	O
public	O
channels	O
and	O
private	O
channels	O
.	O
</s>
<s>
Flock	B-Protocol
comes	O
pre-installed	O
with	O
business	O
apps	O
such	O
as	O
:	O
</s>
<s>
Flock	B-Protocol
provides	O
its	O
platform	O
,	O
FlockOS	O
,	O
for	O
developers	O
to	O
build	O
apps	O
,	O
bots	O
and	O
custom	O
integrations	O
on	O
top	O
of	O
Flock	B-Protocol
.	O
</s>
<s>
Flock	B-Protocol
conducts	O
regular	O
hackathons	O
to	O
help	O
young	O
developers	O
build	O
innovative	O
apps	O
by	O
using	O
FlockOS	O
's	O
capabilities	O
.	O
</s>
<s>
Flock	B-Protocol
lets	O
users	O
integrate	O
external	O
apps	O
and	O
services	O
from	O
the	O
Flock	B-Protocol
App	O
Store	O
.	O
</s>
<s>
Some	O
common	O
apps	O
include	O
Google	B-Application
Drive	I-Application
,	O
Google	B-Application
Analytics	I-Application
,	O
Trello	B-Application
,	O
GitHub	B-Application
,	O
Twitter	B-Application
and	O
Mailchimp	B-Application
.	O
</s>
<s>
Developers	O
can	O
also	O
publish	O
apps	O
built	O
on	O
FlockOS	O
to	O
the	O
Flock	B-Protocol
App	O
Store	O
.	O
</s>
