<s>
Eclipse	O
Vert.x	B-Language
is	O
a	O
polyglot	O
event-driven	B-Application
application	I-Application
framework	O
that	O
runs	O
on	O
the	O
Java	B-Language
Virtual	I-Language
Machine	I-Language
.	O
</s>
<s>
Similar	O
environments	O
written	O
in	O
other	O
programming	O
languages	O
include	O
Node.js	B-Language
for	O
JavaScript	B-Language
,	O
Twisted	B-Language
for	O
Python	B-Language
,	O
Perl	B-Language
Object	I-Language
Environment	I-Language
for	O
Perl	B-Language
,	O
libevent	B-Language
for	O
C	B-Language
,	O
reactPHP	O
and	O
amphp	O
for	O
PHP	B-Application
and	O
EventMachine	B-Protocol
for	O
Ruby	B-Language
.	O
</s>
<s>
As	O
of	O
version	O
2.1.4	O
,	O
Vert.x	B-Language
exposes	O
its	O
API	O
in	O
Java	B-Language
,	O
JavaScript	B-Language
,	O
Groovy	B-Application
,	O
Ruby	B-Language
,	O
Python	B-Language
,	O
Scala	B-Application
,	O
Clojure	B-Language
and	O
Ceylon	B-Language
.	O
</s>
<s>
As	O
of	O
version	O
3.7.0	O
,	O
Vert.x	B-Language
exposes	O
its	O
API	O
in	O
Java	B-Language
,	O
JavaScript	B-Language
,	O
Groovy	B-Application
,	O
Ruby	B-Language
,	O
Scala	B-Application
,	O
Kotlin	B-Language
and	O
Ceylon	B-Language
.	O
</s>
<s>
As	O
of	O
version	O
3.9.1	O
,	O
Vert.x	B-Language
exposes	O
its	O
API	O
in	O
Java	B-Language
,	O
JavaScript	B-Language
,	O
Groovy	B-Application
,	O
Ruby	B-Language
,	O
Scala	B-Application
and	O
Kotlin	B-Language
.	O
</s>
<s>
As	O
of	O
version	O
4.0.0	O
,	O
Vert.x	B-Language
exposes	O
its	O
API	O
in	O
Java	B-Language
,	O
Groovy	B-Application
and	O
Kotlin	B-Language
.	O
</s>
<s>
Vert.x	B-Language
was	O
started	O
by	O
Tim	O
Fox	O
in	O
2011	O
while	O
he	O
was	O
employed	O
by	O
VMware	O
.	O
</s>
<s>
Fox	O
initially	O
named	O
the	O
project	O
"	O
Node.x	O
"	O
,	O
a	O
play	O
on	O
the	O
naming	O
of	O
Node.js	B-Language
,	O
with	O
the	O
"	O
x	O
"	O
representing	O
the	O
fact	O
that	O
the	O
new	O
project	O
was	O
polyglot	O
in	O
nature	O
,	O
and	O
did	O
n't	O
simply	O
support	O
JavaScript	B-Language
.	O
</s>
<s>
The	O
project	O
was	O
later	O
renamed	O
to	O
"	O
Vert.x	B-Language
"	O
to	O
avoid	O
any	O
potential	O
legal	O
issues	O
as	O
"	O
Node	O
"	O
was	O
a	O
trademark	O
owned	O
by	O
Joyent	O
Inc	O
.	O
</s>
<s>
After	O
much	O
discussion	O
with	O
other	O
parties	O
,	O
in	O
January	O
2013	O
,	O
VMware	O
was	O
persuaded	O
that	O
it	O
would	O
be	O
in	O
the	O
best	O
interests	O
of	O
the	O
Vert.x	B-Language
community	O
to	O
move	O
the	O
project	O
and	O
associated	O
IP	O
to	O
the	B-Application
Eclipse	I-Application
Foundation	I-Application
,	O
a	O
neutral	O
legal	O
entity	O
.	O
</s>
<s>
In	O
August	O
2013	O
,	O
the	O
core	O
Vert.x	B-Language
project	O
completed	O
its	O
move	O
to	O
the	B-Application
Eclipse	I-Application
Foundation	I-Application
.	O
</s>
<s>
The	O
other	O
projects	O
that	O
make	O
up	O
the	O
Vert.x	B-Language
stack	O
did	O
not	O
migrate	O
to	O
Eclipse	O
but	O
continued	O
to	O
use	O
the	O
"	O
Vert.x	B-Language
"	O
trademark	O
with	O
tacit	O
approval	O
of	O
the	B-Application
Eclipse	I-Application
Foundation	I-Application
.	O
</s>
<s>
In	O
May	O
2014	O
,	O
Vert.x	B-Language
won	O
the	O
award	O
for	O
"	O
Most	O
Innovative	O
Java	B-Language
Technology	I-Language
"	O
at	O
the	O
JAX	O
Innovation	O
awards	O
.	O
</s>
<s>
On	O
January	O
12	O
,	O
2016	O
,	O
Tim	O
Fox	O
stepped	O
down	O
as	O
the	O
lead	O
of	O
the	O
Vert.x	B-Language
project	O
.	O
</s>
<s>
Vert.x	B-Language
uses	O
low	O
level	O
IO	O
library	O
Netty	B-Language
.	O
</s>
<s>
The	O
application	B-Application
framework	I-Application
includes	O
these	O
features	O
:	O
</s>
<s>
Application	O
components	O
can	O
be	O
written	O
in	O
Java	B-Language
,	O
JavaScript	B-Language
,	O
Groovy	B-Application
,	O
Ruby	B-Language
,	O
Scala	B-Application
,	O
Kotlin	B-Language
and	O
Ceylon	B-Language
.	O
</s>
<s>
The	O
event	O
bus	O
even	O
penetrates	O
into	O
in-browser	O
JavaScript	B-Language
allowing	O
to	O
create	O
so-called	O
real-time	O
web	O
applications	O
.	O
</s>
<s>
A	O
web	O
server	O
serving	O
"	O
Hello	O
from	O
Vert.x	B-Language
!	O
"	O
</s>
<s>
could	O
be	O
written	O
in	O
Java	B-Language
:	O
</s>
<s>
And	O
in	O
JavaScript	B-Language
:	O
</s>
