<s>
This	O
is	O
a	O
list	O
of	O
notable	O
software	B-Application
packages	O
which	O
were	O
published	O
as	O
free	B-Application
and	O
open-source	B-Application
software	I-Application
,	O
or	O
into	O
the	O
public	O
domain	O
,	O
but	O
were	O
made	O
proprietary	B-Application
software	I-Application
,	O
or	O
otherwise	O
switched	O
to	O
a	O
license	O
(	O
including	O
source-available	B-License
licenses	I-License
)	O
that	O
is	O
not	O
considered	O
to	O
be	O
free	B-Application
and	O
open	O
source	O
.	O
</s>
<s>
+List	O
of	O
formerly	O
open-source	O
software	O
Title	O
Original	O
release	O
Relicensed	O
release	O
Initial	O
free	B-Application
license	O
Notes	O
Akka	B-Language
2009	O
2022	O
Apache	B-Application
License	I-Application
Relicensed	O
under	O
the	O
non-free	O
"	O
Business	O
Source	O
License	O
"	O
.	O
</s>
<s>
CockroachDB	B-Operating_System
2015	O
2019	O
Apache	B-Application
License	I-Application
Relicensed	O
under	O
the	O
non-free	O
"	O
Business	O
Source	O
License	O
"	O
.	O
</s>
<s>
Elasticsearch	B-Application
2010	O
2021	O
Apache	B-Application
License	I-Application
Re-licensed	O
under	O
the	O
non-free	O
"	O
Elastic	O
License	O
"	O
and	O
Server	O
Side	O
Public	O
License	O
mentioned	O
below	O
,	O
citing	O
that	O
Amazon	B-Application
Web	I-Application
Services	I-Application
was	O
not	O
fairly	O
contributing	O
back	O
to	O
the	B-Application
software	I-Application
.	O
</s>
<s>
Amazon	O
and	O
other	O
vendors	O
subsequently	O
led	O
the	O
OpenSearch	B-Application
fork	B-Application
based	O
on	O
the	O
Apache-licensed	B-Application
version	O
of	O
Elasticsearch	B-Application
.	O
</s>
<s>
Emby	B-Operating_System
2014	O
2018	O
GPL	B-License
Source	O
code	O
closed	O
on	O
December	O
8	O
,	O
2018	O
.	O
</s>
<s>
Forked	O
as	O
Jellyfin	B-Application
.	O
</s>
<s>
FBReader	B-Language
2013	O
2015	O
GPL	B-License
Apparently	O
the	O
number	O
of	O
devs	O
was	O
limited	O
,	O
and	O
they	O
all	O
agreed	O
to	O
relicense	O
it	O
.	O
</s>
<s>
LiveCode	B-Application
2013	O
2021	O
GPL	B-License
The	O
Livecode	B-Application
company	O
developed	O
it	O
,	O
ran	O
a	O
Kickstarter	O
campaign	O
to	O
GPL	B-License
it	O
,	O
ran	O
it	O
for	O
eight	O
years-open-source	O
,	O
and	O
then	O
relicensed	O
it	O
back	O
to	O
proprietary	B-Application
,	O
saying	O
there	O
were	O
few	O
other	O
contributors	O
,	O
most	O
were	O
using	O
the	O
free	B-Application
GPL	B-License
version	O
,	O
and	O
they	O
could	O
n't	O
sustain	O
the	O
project	O
.	O
</s>
<s>
LiveJournal	B-Application
1999	O
2014	O
GPL	B-License
The	O
source	O
code	O
was	O
made	O
private	O
in	O
2014.MongoDB20092018GNU	O
Affero	O
GPLRe-licensed	O
under	O
the	O
"	O
Server	O
Side	O
Public	O
License	O
"	O
(	O
SSPL	O
)	O
,	O
a	O
self-published	O
modification	O
of	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
v3	O
that	O
requires	O
the	O
entirety	O
of	O
any	O
"	O
service	O
"	O
that	O
incorporates	O
SSPL-licensed	O
software	B-Application
,	O
including	O
all	O
components	O
necessary	O
for	O
someone	O
to	O
implement	O
the	O
service	O
themselves	O
(	O
in	O
comparison	O
to	O
the	O
previous	O
AGPL	O
license	O
,	O
which	O
only	O
requires	O
the	O
release	O
of	O
the	O
source	O
code	O
for	O
the	O
instance	O
of	O
AGPL-licensed	O
software	B-Application
when	O
conveyed	O
to	O
users	O
over	O
a	O
network	O
)	O
to	O
be	O
licensed	O
and	O
released	O
under	O
the	O
SSPL	O
.	O
</s>
<s>
The	O
license	O
has	O
been	O
rejected	O
as	O
free	B-Application
software	I-Application
by	O
the	O
Open	O
Source	O
Initiative	O
(	O
OSI	O
)	O
and	O
Debian	O
Project	O
for	O
discriminating	O
against	O
specific	O
forms	O
of	O
commercial	O
use	O
.	O
</s>
<s>
Nexuiz	B-Device
2005	O
2012	O
GPL	B-License
Game	O
abandoned	O
in	O
favour	O
of	O
a	O
commercial	B-Device
video	I-Device
game	I-Device
of	I-Device
the	I-Device
same	I-Device
name	I-Device
,	O
which	O
licensed	O
the	O
Nexuiz	B-Device
title	O
but	O
is	O
not	O
based	O
on	O
its	O
engine	O
.	O
</s>
<s>
Forks	B-Application
such	O
as	O
Xonotic	B-Application
continue	O
the	O
community	O
development	O
of	O
the	O
game	O
.	O
</s>
<s>
OctoberCMS	B-Protocol
2014	O
2021	O
MIT	B-License
License	I-License
Cited	O
the	O
sustainability	O
of	O
its	O
open	O
source	O
model	O
as	O
a	O
factor	O
.	O
</s>
<s>
October	B-Protocol
had	O
been	O
forked	O
by	O
its	O
former	O
maintainers	O
in	O
March	O
2021	O
as	O
Winter	O
,	O
citing	O
a	O
"	O
systemic	O
breakdown	O
in	O
communication	O
"	O
between	O
them	O
and	O
the	O
lead	O
founders	O
of	O
the	O
project	O
.	O
</s>
<s>
OTRS	B-Language
2001	O
2020	O
GPL	B-License
Support	O
for	O
the	O
Community	O
Edition	O
dropped	O
on	O
December	O
23	O
,	O
2020	O
,	O
forked	O
as	O
Znuny.Paint.NET20042007MIT	O
LicenseRe-licensed	O
under	O
a	O
freeware	O
license	O
that	O
prohibits	O
modification	O
or	O
resale	O
,	O
citing	O
issues	O
with	O
plagiarized	O
versions	O
of	O
the	B-Application
software	I-Application
with	O
branding	O
and	O
attribution	O
stripped	O
from	O
its	O
open	B-Application
source	I-Application
code	I-Application
.	O
</s>
<s>
PyMOL	B-Application
2000	O
2010	O
Python	B-License
License	I-License
Reddit	B-Application
2008	O
2017	O
Common	B-License
Public	I-License
Attribution	I-License
License	I-License
Source	O
code	O
was	O
made	O
private	O
in	O
2017	O
,	O
as	O
the	O
internal	O
codebase	O
had	O
already	O
diverged	O
significantly	O
from	O
the	O
public	O
one	O
.	O
</s>
<s>
Tux	B-Application
Racer	I-Application
2000	O
2002	O
GPL	B-License
Commercial	O
expansion	O
by	O
original	O
authors	O
,	O
also	O
called	O
"	O
Tux	B-Application
Racer	I-Application
"	O
.	O
</s>
