<s>
Otter	B-Language
Browser	I-Language
is	O
a	O
cross-platform	O
web	B-Application
browser	I-Application
that	O
aims	O
to	O
recreate	O
aspects	O
of	O
Opera	B-Application
12.x	O
using	O
Qt	B-Language
framework	I-Language
while	O
keeping	O
seamless	O
integration	O
with	O
users	O
 '	O
desktop	O
environments	O
.	O
</s>
<s>
Otter	B-Language
Browser	I-Language
is	O
licensed	O
under	O
GPL-3.0-or-later	B-License
.	O
</s>
<s>
It	O
works	O
on	O
Linux-based	O
operating	O
systems	O
,	O
FreeBSD	B-Operating_System
,	O
OpenBSD	B-Operating_System
,	O
macOS	B-Application
,	O
and	O
Windows	B-Application
platforms	O
(	O
others	O
in	O
development	O
)	O
.	O
</s>
<s>
Following	O
the	O
decision	O
by	O
the	O
board	O
to	O
change	O
focus	O
at	O
Opera	B-Application
Software	O
towards	O
quarterly	O
profits	O
,	O
co-founder	O
Jon	O
von	O
Tetzchner	O
left	O
the	O
company	O
.	O
</s>
<s>
Opera	B-Application
then	O
announced	O
that	O
it	O
would	O
switch	O
from	O
the	O
Presto	B-Application
layout	I-Application
engine	I-Application
that	O
it	O
had	O
developed	O
to	O
the	O
WebKit	B-Language
rendering	O
engine	O
,	O
also	O
used	O
by	O
Google	B-Language
Chromium	I-Language
project	O
.	O
</s>
<s>
It	O
later	O
followed	O
Chrome	O
again	O
when	O
it	O
changed	O
to	O
the	O
Blink	B-Language
rendering	O
engine	O
.	O
</s>
<s>
Around	O
the	O
same	O
time	O
,	O
the	O
Opera	B-Application
community	O
website	O
My	O
Opera	B-Application
was	O
closed	O
down	O
.	O
</s>
<s>
The	O
new	O
Opera	B-Application
left	O
many	O
of	O
its	O
users	O
disgruntled	O
.	O
</s>
<s>
At	O
this	O
time	O
,	O
Michał	O
Dutkiewicz	O
began	O
creating	O
Otter	B-Language
Browser	I-Language
.	O
</s>
<s>
The	O
first	O
iteration	O
of	O
the	O
browser	B-Application
was	O
released	O
in	O
2014	O
—	O
an	O
alpha	O
release	O
in	O
binary	O
form	O
and	O
source	O
code	O
.	O
</s>
<s>
A	O
notable	O
aspect	O
of	O
the	O
emergent	O
browser	B-Application
is	O
its	O
modular	O
model	O
,	O
making	O
it	O
possible	O
for	O
users	O
to	O
replace	O
components	O
.	O
</s>
