<s>
ownCloud	B-Language
is	O
an	O
open-source	B-Application
software	I-Application
product	O
for	O
sharing	O
and	O
syncing	B-General_Concept
of	O
files	O
in	O
distributed	O
and	O
federated	O
enterprise	O
scenarios	O
.	O
</s>
<s>
ownCloud	B-Language
supports	O
extensions	O
like	O
online	O
document	O
editing	O
(	O
Collabora	B-General_Concept
Online	I-General_Concept
,	O
OnlyOffice	B-Application
,	O
Microsoft	B-Operating_System
365	I-Operating_System
and	O
Microsoft	B-Application
Office	I-Application
Online	I-Application
)	O
,	O
calendar	O
and	O
contact	O
synchronization	O
.	O
</s>
<s>
Users	O
can	O
work	O
with	O
documents	O
from	O
a	O
browser	O
,	O
and	O
there	O
are	O
clients	B-Protocol
for	O
a	O
variety	O
of	O
operating	O
systems	O
as	O
well	O
as	O
mobile	O
clients	B-Protocol
for	O
Android	B-Application
and	O
iPhone	B-Device
.	O
</s>
<s>
Starting	O
with	O
version	O
2.0.0	O
"	O
Infinite	O
Scale	O
"	O
,	O
released	O
November	O
2022	O
,	O
ownCloud	B-Language
is	O
programmed	O
in	O
Go	B-Application
,	O
and	O
its	O
web	O
interface	O
is	O
written	O
in	O
Vue.js	B-Language
.	O
</s>
<s>
Microservices	O
,	O
cloud-native	B-General_Concept
Technologies	I-General_Concept
and	O
a	O
three-tier-architecture	B-Operating_System
without	O
database	O
replaced	O
the	O
formerly	O
used	O
LAMP	B-Application
stack	I-Application
while	O
providing	O
full	O
API	O
compatibility	O
to	O
prior	O
versions	O
.	O
</s>
<s>
Up	O
to	O
version	O
10	O
(	O
which	O
unintuitively	O
preceded	O
version	O
2.0.0	O
)	O
,	O
ownCloud	B-Language
used	O
PHP	B-Application
to	O
access	O
SQLite	B-Language
,	O
MySQL	B-Application
or	O
PostgreSQL	B-Application
databases	O
on	O
the	O
server	O
.	O
</s>
<s>
ownCloud	B-Language
is	O
a	O
company	O
from	O
Nürnberg	O
,	O
Germany	O
,	O
focused	O
on	O
enterprise	O
users	O
of	O
its	O
software	O
.	O
</s>
<s>
The	O
ownCloud	B-Language
project	O
was	O
started	O
in	O
January	O
2010	O
and	O
the	O
company	O
was	O
founded	O
in	O
2011	O
.	O
</s>
<s>
In	O
2016	O
one	O
of	O
the	O
founders	O
left	O
the	O
company	O
,	O
creating	O
the	O
fork	O
Nextcloud	B-General_Concept
.	O
</s>
<s>
ownCloud	B-Language
GmbH	O
continued	O
operations	O
,	O
and	O
in	O
July	O
2016	O
secured	O
financing	O
from	O
new	O
investors	O
and	O
took	O
over	O
the	O
business	O
of	O
the	O
American	O
company	O
ownCloud	B-Language
Inc	O
.	O
</s>
<s>
In	O
November	O
2022	O
,	O
ownCloud	B-Language
published	O
version	O
2.0.0	O
"	O
Infinite	O
Scale	O
"	O
,	O
which	O
was	O
developed	O
with	O
help	O
from	O
the	O
European	O
Organization	O
for	O
Nuclear	O
Research	O
(	O
CERN	O
)	O
and	O
is	O
a	O
complete	O
rewrite	O
in	O
the	O
Go	B-Application
programming	I-Application
language	I-Application
.	O
</s>
<s>
CERN	O
uses	O
ownCloud	B-Language
with	O
its	O
EOS	O
filesystem	O
to	O
handle	O
(	O
)	O
12	O
petabytes	O
of	O
data	O
in	O
1.4	O
billion	O
files	O
.	O
</s>
<s>
Version	O
Date	O
New	O
Features	O
November	O
30	O
,	O
2022	O
Complete	O
overhaul	O
of	O
the	O
backend	O
,	O
rewritten	O
in	O
Go	B-Application
and	O
Vue.js	B-Language
,	O
in	O
cooperation	O
with	O
CERN	O
.	O
</s>
<s>
Introducing	O
Spaces	O
–	O
a	O
new	O
concept	O
for	O
team	O
work	O
with	O
files.March	O
12	O
,	O
2023Dropped	O
suppport	O
for	O
PHP	B-Application
7.3	O
,	O
changed	O
workflow	O
for	O
persistent	O
major	O
versions	O
(	O
added	O
checkbox	O
to	O
select	O
versions	O
to	O
keep	O
)	O
,	O
added	O
support	O
for	O
login	O
policies	O
,	O
extended	O
trashbin	O
,	O
mounts	O
,	O
shares	O
and	O
checksum	O
functions.September	O
20	O
,	O
2022Many	O
bugfixes	O
,	O
edit	O
permission	O
for	O
public	O
links	O
on	O
single	O
files	O
,	O
sharing	O
with	O
multiple	O
users	O
at	O
once	O
,	O
inviting	O
new	O
guests	O
to	O
Custom	O
Groups	O
.	O
</s>
<s>
Desktop	O
clients	B-Protocol
for	O
ownCloud	B-Language
are	O
available	O
for	O
Windows	B-Application
,	O
macOS	B-Application
,	O
FreeBSD	B-Operating_System
and	O
Linux	B-Application
,	O
as	O
well	O
as	O
mobile	O
clients	B-Protocol
for	O
iOS	B-Application
and	O
Android	B-Application
devices	O
.	O
</s>
<s>
ownCloud	B-Language
files	O
are	O
stored	O
in	O
conventional	O
directory	O
structures	O
and	O
can	O
be	O
accessed	O
via	O
WebDAV	B-Protocol
if	O
necessary	O
.	O
</s>
<s>
ownCloud	B-Language
can	O
synchronize	O
with	O
local	O
clients	B-Protocol
running	O
Windows	B-Application
,	O
macOS	B-Application
and	O
various	O
Linux	B-Application
distributions	O
.	O
</s>
<s>
ownCloud	B-Language
users	O
can	O
manage	O
calendars	O
(	O
CalDAV	B-Protocol
)	O
,	O
contacts	O
(	O
CardDAV	B-Protocol
)	O
scheduled	O
tasks	O
and	O
streaming	O
media	O
(	O
Ampache	B-Application
)	O
from	O
within	O
the	O
platform	O
.	O
</s>
<s>
ownCloud	B-Language
permits	O
user	O
and	O
group	O
administration	O
(	O
via	O
OpenID	O
or	O
LDAP	B-Protocol
)	O
.	O
</s>
<s>
Alternatively	O
,	O
ownCloud	B-Language
users	O
can	O
create	O
public	O
URLs	O
for	O
sharing	O
files	O
.	O
</s>
<s>
Furthermore	O
,	O
users	O
can	O
interact	O
with	O
the	O
browser-based	O
ODF-format	O
word	B-General_Concept
processor	I-General_Concept
,	O
bookmarking	O
service	O
,	O
URL	O
shortening	O
suite	O
,	O
gallery	O
,	O
RSS	O
feed	O
reader	O
and	O
document	O
viewer	O
tools	O
from	O
within	O
ownCloud	B-Language
.	O
</s>
<s>
ownCloud	B-Language
can	O
be	O
augmented	O
with	O
"	O
one-click	O
"	O
applications	O
and	O
connection	O
to	O
Dropbox	O
,	O
Google	B-Application
Drive	I-Application
and	O
Amazon	B-General_Concept
S3	I-General_Concept
.	O
</s>
