<s>
Jitsi	B-Protocol
(	O
from	O
—	O
«	O
wires»	O
)	O
is	O
a	O
collection	O
of	O
free	B-License
and	I-License
open-source	I-License
multiplatform	O
voice	B-Application
(	O
VoIP	B-Application
)	O
,	O
video	B-Application
conferencing	I-Application
and	O
instant	B-Application
messaging	I-Application
applications	O
for	O
the	O
Web	O
platform	O
,	O
Windows	B-Application
,	O
Linux	B-Application
,	O
macOS	B-Operating_System
,	O
iOS	B-Application
and	O
Android	B-Application
.	O
</s>
<s>
The	O
Jitsi	B-Protocol
project	O
began	O
with	O
the	O
Jitsi	B-Protocol
Desktop	O
(	O
previously	O
known	O
as	O
SIP	B-Protocol
Communicator	I-Protocol
)	O
.	O
</s>
<s>
With	O
the	O
growth	O
of	O
WebRTC	B-Protocol
,	O
the	O
project	O
team	O
focus	O
shifted	O
to	O
the	O
Jitsi	B-Protocol
Videobridge	O
for	O
allowing	O
web-based	O
multi-party	O
video	B-Application
calling	I-Application
.	O
</s>
<s>
Later	O
the	O
team	O
added	O
Jitsi	B-Protocol
Meet	O
,	O
a	O
full	O
video	B-Application
conferencing	I-Application
application	O
that	O
includes	O
web	O
,	O
Android	B-Application
,	O
and	O
iOS	B-Application
clients	O
.	O
</s>
<s>
Jitsi	B-Protocol
also	O
operates	O
meet.jit.si,	O
a	O
version	O
of	O
Jitsi	B-Protocol
Meet	O
hosted	O
by	O
Jitsi	B-Protocol
for	O
free	O
community	O
use	O
.	O
</s>
<s>
Other	O
projects	O
include	O
:	O
Jigasi	O
,	O
lib-jitsi-meet	O
,	O
Jidesha	O
,	O
and	O
Jitsi	B-Protocol
.	O
</s>
<s>
Jitsi	B-Protocol
has	O
received	O
support	O
from	O
various	O
institutions	O
such	O
as	O
the	O
NLnet	O
Foundation	O
,	O
the	O
University	O
of	O
Strasbourg	O
and	O
the	O
Region	O
of	O
Alsace	O
,	O
the	O
European	O
Commission	O
and	O
it	O
has	O
also	O
had	O
multiple	O
participations	O
in	O
the	O
Google	B-Application
Summer	I-Application
of	I-Application
Code	I-Application
program	O
.	O
</s>
<s>
Work	O
on	O
Jitsi	B-Protocol
(	O
then	O
SIP	B-Protocol
Communicator	I-Protocol
)	O
started	O
in	O
2003	O
in	O
the	O
context	O
of	O
a	O
student	O
project	O
by	O
Emil	O
Ivov	O
at	O
the	O
University	O
of	O
Strasbourg	O
.	O
</s>
<s>
It	O
was	O
originally	O
released	O
as	O
an	O
example	O
video	B-Application
phone	I-Application
in	O
the	O
JAIN-SIP	O
stack	O
and	O
later	O
spun	O
off	O
as	O
a	O
standalone	O
project	O
.	O
</s>
<s>
In	O
2009	O
,	O
Emil	O
Ivov	O
founded	O
the	O
BlueJimp	O
company	O
,	O
which	O
has	O
employed	O
some	O
of	O
Jitsi	B-Protocol
's	O
main	O
contributors	O
,	O
in	O
order	O
to	O
offer	O
professional	O
support	O
and	O
development	O
services	O
related	O
to	O
the	O
project	O
.	O
</s>
<s>
In	O
2011	O
,	O
after	O
successfully	O
adding	O
support	O
for	O
audio/video	O
communication	O
over	O
XMPP	B-Protocol
's	O
Jingle	B-Protocol
extensions	O
,	O
the	O
project	O
was	O
renamed	O
to	O
Jitsi	B-Protocol
since	O
it	O
was	O
no	O
longer	O
"	O
a	O
SIP	B-Application
only	O
Communicator	O
"	O
.	O
</s>
<s>
Jitsi	B-Protocol
introduced	O
the	O
Videobridge	O
in	O
2013	O
to	O
support	O
multiparty	O
video	B-Application
calling	I-Application
with	O
its	O
Jitsi	B-Protocol
clients	O
using	O
a	O
new	O
Selective	O
Forwarding	O
Unit	O
(	O
SFU	O
)	O
architecture	O
.	O
</s>
<s>
Later	O
that	O
year	O
initial	O
support	O
was	O
added	O
to	O
the	O
Jitsi	B-Protocol
Videobridge	O
allowing	O
WebRTC	B-Protocol
calling	O
from	O
the	O
browser	O
.	O
</s>
<s>
To	O
demonstrate	O
how	O
Jitsi	B-Protocol
Videobridge	O
could	O
be	O
used	O
as	O
a	O
production	O
service	O
,	O
BlueJimp	O
offered	O
a	O
free	O
use	O
of	O
its	O
hosted	O
system	O
at	O
meet.jit.si	O
.	O
</s>
<s>
On	O
November	O
4	O
,	O
2014	O
,	O
"	O
Jitsi	B-Protocol
+	O
Ostel	O
"	O
scored	O
6	O
out	O
of	O
7	O
points	O
on	O
the	O
Electronic	O
Frontier	O
Foundation	O
's	O
secure	O
messaging	B-Protocol
scorecard	O
.	O
</s>
<s>
On	O
February	O
1	O
,	O
2015	O
,	O
Hristo	O
Terezov	O
,	O
Ingo	O
Bauersachs	O
and	O
the	O
rest	O
of	O
the	O
team	O
released	O
version	O
2.6	O
from	O
their	O
stand	O
at	O
the	O
Free	B-License
and	I-License
Open	I-License
Source	I-License
Software	I-License
Developers	O
 '	O
European	O
Meeting	O
2015	O
event	O
in	O
Brussels	O
.	O
</s>
<s>
This	O
release	O
includes	O
security	O
fixes	O
,	O
removes	O
support	O
of	O
the	O
deprecated	O
MSN	B-Protocol
protocol	O
,	O
along	O
with	O
SSLv3	O
in	O
XMPP	B-Protocol
.	O
</s>
<s>
Among	O
other	O
notable	O
improvements	O
,	O
the	O
OSX	B-Operating_System
version	O
bundles	O
a	O
Java8	O
runtime	O
,	O
enables	O
echo	O
cancelling	O
by	O
default	O
,	O
and	O
uses	O
the	O
CoreAudio	O
subsystem	O
.	O
</s>
<s>
The	O
Linux	B-Application
build	O
addresses	O
font	O
issues	O
with	O
the	O
GTK+	O
native	O
look	O
and	O
feel	O
,	O
and	O
fixes	O
some	O
long-standing	O
issues	O
about	O
microphone	O
level	O
on	O
call	O
setup	O
when	O
using	O
the	O
PulseAudio	O
sound	O
system	O
.	O
</s>
<s>
This	O
release	O
also	O
adds	O
the	O
embedded	O
Java	B-Language
database	O
Hyper	B-Application
SQL	I-Application
Database	I-Application
to	O
improve	O
performance	O
for	O
users	O
with	O
huge	O
configuration	O
files	O
,	O
a	O
feature	O
which	O
is	O
disabled	O
by	O
default	O
.	O
</s>
<s>
After	O
the	O
acquisition	O
,	O
the	O
new	O
Jitsi	B-Protocol
team	O
under	O
Atlassian	O
ceased	O
meaningful	O
new	O
development	O
work	O
on	O
the	O
Jitsi	B-Protocol
Desktop	O
project	O
and	O
expanded	O
its	O
efforts	O
on	O
projects	O
related	O
to	O
the	O
Jitsi	B-Protocol
Videobridge	O
and	O
Jitsi	B-Protocol
Meet	O
.	O
</s>
<s>
Regular	O
contributions	O
from	O
the	O
open	O
source	O
community	O
have	O
maintained	O
the	O
Jitsi	B-Protocol
Desktop	O
project	O
.	O
</s>
<s>
In	O
2017	O
,	O
jitsi	B-Protocol
was	O
added	O
as	O
a	O
widget	O
to	O
Element	O
instant	B-Application
messaging	I-Application
client	O
.	O
</s>
<s>
In	O
October	O
2018	O
,	O
8x8	O
acquired	O
Jitsi	B-Protocol
from	O
Atlassian	O
.	O
</s>
<s>
The	O
Jitsi	B-Protocol
open	O
source	O
repository	O
on	O
GitHub	B-Application
currently	O
contains	O
132	O
repositories	O
.	O
</s>
<s>
Jitsi	B-Protocol
Known	O
as	O
Jitsi	B-Protocol
Desktop	O
,	O
an	O
audio	O
,	O
video	O
,	O
and	O
chat	O
communicator	O
application	O
that	O
supports	O
protocols	O
such	O
as	O
SIP	B-Application
,	O
XMPP/Jabber	B-Protocol
,	O
AIM/ICQ	O
,	O
and	O
IRC	O
.	O
</s>
<s>
Jitsi	B-Protocol
Meet	O
is	O
an	O
open	O
source	O
JavaScript	B-Language
WebRTC	B-Protocol
application	O
used	O
primarily	O
for	O
video	B-Application
conferencing	I-Application
.	O
</s>
<s>
In	O
addition	O
to	O
audio	O
and	O
video	O
,	O
screen	B-Protocol
sharing	I-Protocol
is	O
available	O
,	O
and	O
new	O
members	O
can	O
be	O
invited	O
via	O
a	O
generated	O
link	O
.	O
</s>
<s>
The	O
Jitsi	B-Protocol
Meet	O
server	O
software	O
can	O
be	O
downloaded	O
and	O
installed	O
on	O
Linux-based	O
computers	O
.	O
</s>
<s>
Jitsi	B-Protocol
owner	O
8x8	O
maintains	O
a	O
free	O
public-use	O
server	O
for	O
up	O
to	O
100	O
participants	O
at	O
.	O
</s>
<s>
Jitsi	B-Protocol
implemented	O
end-to-end	O
encryption	O
(	O
E2EE	O
)	O
with	O
dynamic	O
key	O
management	O
in	O
2021	O
.	O
</s>
<s>
In	O
addition	O
,	O
the	O
Jitsi	B-Protocol
Videobridge	O
(	O
JVB	O
)	O
adds	O
an	O
additional	O
layer	O
of	O
TLS	O
encryption	O
at	O
the	O
transport	O
layer	O
between	O
the	O
server	O
and	O
the	O
desktop/mobile/API	O
clients	O
for	O
enhanced	O
security	O
.	O
</s>
<s>
Recording	O
:	O
Jitsi	B-Protocol
offers	O
the	O
ability	O
to	O
record	O
meetings	O
by	O
streaming	O
them	O
to	O
youtube	O
.	O
</s>
<s>
Self-installed	O
Jitsi	B-Protocol
Meet	O
deployments	O
need	O
to	O
install	O
and	O
setup	O
Jibri	O
to	O
support	O
this	O
capability	O
.	O
</s>
<s>
Using	O
only	O
a	O
standards	O
compliant	O
web	O
browser	O
to	O
run	O
Jitsi	B-Protocol
Meet	O
in	O
a	O
browser	O
,	O
no	O
additional	O
client	O
software	O
besides	O
a	O
browser	O
is	O
required	O
to	O
join	O
a	O
Jitsi	B-Protocol
meeting	O
.	O
</s>
<s>
While	O
Jitsi	B-Protocol
is	O
a	O
great	O
option	O
for	O
video	B-Application
conferencing	I-Application
,	O
it	O
does	O
have	O
some	O
limitations	O
that	O
should	O
be	O
kept	O
in	O
mind	O
:	O
</s>
<s>
Internet	O
Connectivity	O
:	O
A	O
poor	O
internet	O
connection	O
can	O
cause	O
delays	O
,	O
dropped	O
calls	O
,	O
and	O
poor	O
video	O
quality	O
,	O
which	O
is	O
a	O
limitation	O
of	O
any	O
video	B-Application
conferencing	I-Application
software	O
.	O
</s>
<s>
Security	O
:	O
Jitsi	B-Protocol
offers	O
end-to-end	O
encryption	O
,	O
which	O
is	O
great	O
for	O
privacy	O
and	O
security	O
.	O
</s>
<s>
Limited	O
Participants	O
:	O
Jitsi	B-Protocol
allows	O
up	O
to	O
100	O
participants	O
in	O
a	O
single	O
call	O
,	O
which	O
is	O
suitable	O
for	O
most	O
small	O
to	O
medium-sized	O
businesses	O
,	O
but	O
larger	O
enterprises	O
may	O
need	O
to	O
look	O
for	O
other	O
options	O
.	O
</s>
<s>
Limited	O
Features	O
:	O
Jitsi	B-Protocol
is	O
a	O
relatively	O
simple	O
video	B-Application
conferencing	I-Application
software	O
,	O
and	O
while	O
it	O
offers	O
all	O
the	O
basic	O
features	O
needed	O
for	O
most	O
meetings	O
,	O
it	O
may	O
not	O
have	O
some	O
of	O
the	O
advanced	O
features	O
that	O
larger	O
enterprises	O
may	O
require	O
.	O
</s>
<s>
Platform	O
Compatibility	O
:	O
While	O
Jitsi	B-Protocol
works	O
on	O
multiple	O
platforms	O
,	O
including	O
Windows	B-Application
,	O
Mac	O
,	O
Linux	B-Application
,	O
and	O
Android	B-Application
,	O
it	O
may	O
not	O
work	O
on	O
all	O
devices	O
or	O
browsers	O
.	O
</s>
<s>
It	O
's	O
important	O
to	O
check	O
the	O
compatibility	O
of	O
your	O
device	O
and	O
browser	O
before	O
using	O
Jitsi	B-Protocol
.	O
</s>
<s>
Despite	O
these	O
limitations	O
,	O
Jitsi	B-Protocol
remains	O
a	O
viable	O
option	O
for	O
video	B-Application
conferencing	I-Application
,	O
especially	O
for	O
small	O
to	O
medium-sized	O
organizations	O
.	O
</s>
<s>
Jitsi	B-Protocol
Videobridge	O
is	O
a	O
video	B-Application
conferencing	I-Application
solution	O
supporting	O
WebRTC	B-Protocol
that	O
allows	O
multiuser	O
video	O
communication	O
.	O
</s>
<s>
It	O
is	O
a	O
Selective	O
Forwarding	O
Unit	O
(	O
SFU	O
)	O
and	O
only	O
forwards	O
the	O
selected	O
streams	O
to	O
other	O
participating	O
users	O
in	O
the	O
video	B-Application
conference	I-Application
call	I-Application
,	O
therefore	O
,	O
CPU	O
horsepower	O
is	O
not	O
that	O
critical	O
for	O
performance	O
.	O
</s>
<s>
Jitsi	B-Protocol
spawned	O
some	O
sister	O
projects	O
such	O
as	O
the	O
Jitsi	B-Protocol
Videobridge	O
Selective	O
Forwarding	O
Unit	O
(	O
SFU	O
)	O
and	O
Jitsi	B-Protocol
Meet	O
,	O
a	O
video	O
and	O
web	O
conferencing	O
application	O
.	O
</s>
<s>
To	O
prevent	O
misunderstanding	O
due	O
to	O
the	O
increasing	O
popularity	O
of	O
these	O
other	O
Jitsi	B-Protocol
projects	O
,	O
the	O
Jitsi	B-Protocol
client	O
application	O
was	O
rebranded	O
as	O
Jitsi	B-Protocol
Desktop	O
.	O
</s>
<s>
Originally	O
the	O
project	O
was	O
mostly	O
used	O
as	O
an	O
experimentation	O
tool	O
because	O
of	O
its	O
support	O
for	O
IPv6	B-Protocol
.	O
</s>
<s>
Through	O
the	O
years	O
,	O
as	O
the	O
project	O
gathered	O
members	O
,	O
it	O
also	O
added	O
support	O
for	O
protocols	O
other	O
than	O
SIP	B-Application
.	O
</s>
<s>
Jitsi	B-Protocol
Desktop	O
is	O
no	O
longer	O
actively	O
maintained	O
by	O
the	O
Jitsi	B-Protocol
team	O
,	O
but	O
it	O
is	O
still	O
maintained	O
by	O
the	O
community	O
.	O
</s>
<s>
Jitsi	B-Protocol
supports	O
multiple	O
operating	B-General_Concept
systems	I-General_Concept
,	O
including	O
Windows	B-Application
as	O
well	O
as	O
Unix-like	B-Operating_System
systems	I-Operating_System
such	O
as	O
Linux	B-Application
,	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
and	O
BSD	B-Operating_System
.	O
</s>
<s>
The	O
mobile	O
apps	O
can	O
be	O
downloaded	O
on	O
the	O
App	B-Application
Store	I-Application
for	O
iOS	B-Application
and	O
on	O
the	O
Google	B-Application
Play	I-Application
Store	I-Application
and	O
F-droid	B-Application
platform	O
for	O
Android	B-Application
.	O
</s>
<s>
In	O
an	O
April	O
2020	O
test	O
of	O
video	B-Application
conferencing	I-Application
services	O
,	O
US	O
product	O
review	O
owned	O
by	O
the	O
New	O
York	O
Times	O
Wirecutter	O
recommended	O
Jitsi	B-Protocol
Meet	O
as	O
one	O
of	O
its	O
two	O
picks	O
(	O
after	O
the	O
more	O
feature-rich	O
Cisco	O
Webex	O
which	O
it	O
found	O
preferable	O
for	O
large	O
groups	O
and	O
enterprises	O
)	O
,	O
stating	O
that	O
Jitsi	B-Protocol
was	O
"	O
easy	O
to	O
use	O
and	O
reliable	O
"	O
and	O
that	O
"	O
in	O
our	O
testing	O
,	O
the	O
video	O
quality	O
and	O
audio	O
quality	O
were	O
both	O
great	O
—	O
noticeably	O
sharper	O
and	O
crisper	O
than	O
on	O
Zoom	B-Application
or	O
Webex	O
"	O
.	O
</s>
<s>
In	O
a	O
follow-up	O
review	O
in	O
November	O
2020	O
,	O
Wirecutter	O
lowered	O
its	O
previous	O
rating	O
,	O
stating	O
that	O
Jitsi	B-Protocol
was	O
,	O
other	O
than	O
Google	B-Protocol
Hangouts	I-Protocol
,	O
"	O
the	O
best	O
,	O
easiest-to-use	O
free	O
services	O
you	O
can	O
find	O
"	O
,	O
but	O
also	O
pointed	O
out	O
that	O
"	O
the	O
video	O
and	O
audio	O
quality	O
were	O
both	O
acceptable	O
,	O
though	O
our	O
panelists	O
rated	O
them	O
among	O
the	O
lowest	O
of	O
all	O
the	O
services	O
we	O
tested	O
"	O
.	O
</s>
<s>
Jitsi	B-Protocol
has	O
been	O
well	O
adopted	O
in	O
not-for-profit	O
tech	O
sector	O
as	O
default	O
alternative	O
to	O
corporate	O
tools	O
.	O
</s>
<s>
In	O
mid-March	O
2020	O
popular	O
Lyon-based	O
tech	O
NGO	O
Framasoft	O
reported	O
that	O
their	O
Jitsi	B-Protocol
servers	O
were	O
even	O
overloaded	O
by	O
use	O
of	O
state	O
institutions	O
.	O
</s>
<s>
Jitsi	B-Protocol
has	O
been	O
test-used	O
as	O
Wikimedia	O
Meet	O
in	O
Wikimedia	O
Foundation	O
on	O
Wikimedia	O
Cloud	O
Services	O
since	O
spring	O
2020	O
,	O
with	O
high	O
adoption	O
rates	O
initially	O
but	O
mixed	O
reviews	O
.	O
</s>
