<s>
Railo	B-Language
Server	O
,	O
commonly	O
referred	O
to	O
as	O
Railo	B-Language
(	O
)	O
,	O
is	O
open	B-Application
source	I-Application
software	I-Application
which	O
implements	O
the	O
general-purpose	O
CFML	B-Language
server-side	B-Application
scripting	B-Language
language	I-Language
,	O
often	O
used	O
to	O
create	O
dynamic	O
websites	O
,	O
web	B-Application
applications	I-Application
and	O
intranet	B-General_Concept
systems	O
.	O
</s>
<s>
CFML	B-Language
is	O
a	O
dynamic	B-Language
language	I-Language
supporting	O
multiple	O
programming	O
paradigms	O
and	O
runs	O
on	O
the	O
Java	B-Language
virtual	I-Language
machine	I-Language
(	O
JVM	B-Language
)	O
.	O
</s>
<s>
Railo	B-Language
was	O
created	O
by	O
the	O
Swiss	B-Protocol
company	O
Railo	B-Language
Technologies	O
GmbH	O
,	O
intended	O
as	O
a	O
high	O
performance	O
alternative	O
to	O
Adobe	B-Language
ColdFusion	I-Language
.	O
</s>
<s>
In	O
2008	O
,	O
Railo	B-Language
switched	O
to	O
an	O
open	B-Application
source	I-Application
community-driven	O
model	O
,	O
and	O
became	O
a	O
JBoss	B-Language
project	O
.	O
</s>
<s>
The	O
Railo	B-Language
Open	B-Application
Source	I-Application
project	O
is	O
led	O
by	O
Railo	B-Language
Technologies	O
,	O
with	O
development	O
work	O
funded	O
by	O
consulting	O
and	O
support	O
contracts	O
,	O
but	O
anyone	O
may	O
contribute	O
code	O
for	O
consideration	O
.	O
</s>
<s>
Railo	B-Language
was	O
named	O
after	O
an	O
alien	O
dog	O
in	O
Star	O
Trek	O
:	O
Enterprise	O
.	O
</s>
<s>
The	O
dog	O
is	O
actually	O
named	O
Rhylo	O
,	O
but	O
written	O
phonetically	O
in	O
German	O
it	O
is	O
Railo	B-Language
.	O
</s>
<s>
Thus	O
,	O
Railo	B-Language
can	O
be	O
pronounced	O
either	O
as	O
rhy-lo	O
or	O
as	O
rai-lo	O
-	O
both	O
are	O
acceptable	O
.	O
</s>
<s>
Railo	B-Language
major	O
releases	O
have	O
a	O
codename	O
of	O
notable	O
and	O
loyal	O
dogs	O
from	O
history	O
.	O
</s>
<s>
Railo	B-Language
began	O
in	O
2002	O
as	O
a	O
student	O
project	O
by	O
Michael	O
Offner	O
and	O
Gert	O
Franz	O
to	O
compile	O
CFML	B-Language
code	O
into	O
PHP	B-Application
,	O
a	O
choice	O
made	O
due	O
to	O
the	O
ubiquity	O
of	O
PHP	B-Application
,	O
however	O
it	O
was	O
found	O
that	O
this	O
did	O
not	O
give	O
the	O
desired	O
performance	O
and	O
stability	O
,	O
and	O
the	O
decision	O
was	O
made	O
to	O
switch	O
to	O
the	O
Java	B-Device
platform	I-Device
instead	O
.	O
</s>
<s>
Railo	B-Language
continued	O
to	O
be	O
developed	O
but	O
was	O
relatively	O
unknown	O
to	O
many	O
CFML	B-Language
developers	O
,	O
until	O
June	O
2008	O
at	O
the	O
Scotch	O
on	O
the	O
Rocks	O
conference	O
in	O
Edinburgh	O
,	O
when	O
Railo	B-Language
Technologies	O
used	O
the	O
Day	O
2	O
keynote	O
to	O
announce	O
a	O
partnership	O
with	O
JBoss	B-Language
and	O
a	O
switch	O
to	O
open	B-Application
source	I-Application
.	O
</s>
<s>
Objective	O
conference	O
,	O
the	O
foundation	O
of	O
"	O
The	O
Railo	B-Language
Company	O
Ltd	O
"	O
was	O
announced	O
,	O
a	O
Private	O
Limited	O
Company	O
,	O
comprising	O
the	O
Swiss	B-Protocol
company	O
Railo	B-Language
Technologies	O
GmbH	O
in	O
conjunction	O
with	O
five	O
other	O
companies	O
who	O
operated	O
in	O
the	O
CFML	B-Language
industry	O
.	O
</s>
<s>
On	O
29	O
January	O
2015	O
,	O
the	O
Lucee	B-Language
project	O
,	O
a	O
fork	O
of	O
the	O
Railo	B-Language
4.2	O
codebase	O
,	O
was	O
announced	O
by	O
the	O
original	O
developer	O
of	O
Railo	B-Language
,	O
who	O
stated	O
that	O
he	O
would	O
not	O
be	O
working	O
further	O
on	O
Railo	B-Language
.	O
</s>
<s>
The	O
other	O
developers	O
have	O
confirmed	O
they	O
will	O
also	O
be	O
focusing	O
solely	O
on	O
Lucee	B-Language
,	O
and	O
-	O
although	O
no	O
official	O
statement	O
has	O
been	O
made	O
by	O
The	O
Railo	B-Language
Company	O
-	O
the	O
community	O
consensus	O
is	O
that	O
further	O
development	O
on	O
the	O
Railo	B-Language
project	O
is	O
unlikely	O
.	O
</s>
<s>
On	O
19	O
July	O
2016	O
,	O
The	O
Railo	B-Language
Company	O
was	O
dissolved	O
.	O
</s>
<s>
Major	O
version(Codename )	O
Minor	O
version	O
Release	O
date	O
Notes0	O
Alpha	O
1	O
The	O
first	O
official	O
release	O
of	O
the	O
Railo	B-Language
CFML	B-Language
engine	O
.	O
</s>
<s>
Alpha	O
2	O
Alpha	O
3	O
Alpha	O
4	O
Beta	O
1	O
The	O
first	O
beta	O
release	O
of	O
Railo	B-Language
.	O
</s>
<s>
(	O
Barry	O
)	O
3.1.0.000	O
First	O
Open	B-Application
Source	I-Application
release	O
of	O
Railo	B-Language
.	O
</s>
<s>
(	O
Hachiko	O
)	O
3.3.1.000	O
Added	O
built-in	O
support	O
for	O
ORM	B-General_Concept
and	O
many	O
other	O
features	O
.	O
</s>
<s>
Railo	B-Language
runs	O
on	O
the	O
JVM	B-Language
as	O
a	O
servlet	B-Application
,	O
and	O
will	O
work	O
with	O
any	O
servlet	B-Language
container	I-Language
(	O
e.g.	O
</s>
<s>
Apache	B-Language
Tomcat	I-Language
,	O
Eclipse	B-Language
Jetty	I-Language
)	O
or	O
application	B-Application
server	I-Application
(	O
e.g.	O
</s>
<s>
JBoss	B-Language
AS	I-Language
,	O
GlassFish	B-Language
)	O
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
connect	O
a	O
web	B-Application
server	I-Application
(	O
e.g.	O
</s>
<s>
Apache	B-Application
,	O
IIS	B-Application
,	O
nginx	B-Operating_System
,	O
Cherokee	B-Language
)	O
in	O
front	O
,	O
using	O
connectors	O
such	O
as	O
mod	B-Application
jk	I-Application
,	O
mod	B-Application
proxy	I-Application
,	O
or	O
equivalent	O
,	O
but	O
this	O
is	O
not	O
required	O
by	O
Railo	B-Language
.	O
</s>
<s>
Railo	B-Language
has	O
an	O
installer	O
for	O
Linux	B-Application
,	O
macOS	B-Application
,	O
and	O
Windows	O
,	O
which	O
bundles	O
Apache	B-Language
Tomcat	I-Language
.	O
</s>
<s>
There	O
is	O
also	O
a	O
pre-configured	O
Railo	B-Language
Express	O
download	O
using	O
Jetty	B-Language
.	O
</s>
<s>
From	O
v4.0	O
onwards	O
,	O
Railo	B-Language
will	O
have	O
a	O
command	B-Application
line	I-Application
version	O
,	O
enabling	O
CFML	B-Language
to	O
be	O
used	O
as	O
a	O
general-purpose	O
language	O
,	O
outside	O
of	O
the	O
servlet	B-Application
environment	O
.	O
</s>
<s>
A	O
primary	O
aim	O
of	O
Railo	B-Language
was	O
to	O
provide	O
the	O
functionality	O
of	O
ColdFusion	B-Language
using	O
less	O
resources	B-Application
and	O
giving	O
better	O
performance	O
,	O
and	O
the	O
Railo	B-Language
Technologies	O
team	O
continue	O
to	O
"	O
treat	O
slowness	O
as	O
a	O
bug	O
"	O
as	O
a	O
core	O
development	O
philosophy	O
.	O
</s>
<s>
Many	O
performance	O
tests	O
have	O
shown	O
Railo	B-Language
to	O
perform	O
faster	O
than	O
other	O
CFML	B-Language
engines	O
.	O
</s>
<s>
In	O
addition	O
to	O
this	O
,	O
Railo	B-Language
attempts	O
to	O
resolve	O
many	O
inconsistencies	O
found	O
in	O
traditional	O
CFML	B-Language
.	O
</s>
<s>
These	O
are	O
either	O
forced	O
changes	O
in	O
behaviour	O
,	O
or	O
configurable	O
options	O
in	O
the	O
Railo	B-Language
Administrator	O
.	O
</s>
<s>
The	O
Railo	B-Language
Technologies	O
team	O
have	O
always	O
been	O
open	O
to	O
feedback	O
and	O
active	O
at	O
CFML	B-Language
community	O
events	O
,	O
and	O
are	O
keen	O
to	O
remind	O
people	O
that	O
Railo	B-Language
is	O
a	O
community	O
project	O
.	O
</s>
<s>
Railo	B-Language
Technologies	O
also	O
creates	O
strong	O
technology	O
partnerships	O
with	O
CFML	B-Language
software	O
companies	O
,	O
including	O
(	O
developers	O
of	O
Mura	O
CMS	O
)	O
,	O
CONTENS	O
Software	O
GmbH	O
(	O
developers	O
of	O
CONTENS	O
CMS	O
)	O
,	O
and	O
Intergral	O
GmbH	O
(	O
developers	O
of	O
FusionReactor	B-Language
and	O
FusionDebug	B-Application
)	O
,	O
to	O
help	O
ensure	O
their	O
software	O
works	O
well	O
with	O
Railo	B-Language
.	O
</s>
<s>
In	O
addition	O
,	O
Railo	B-Language
Technologies	O
offer	O
formal	O
"	O
Partner	O
Programs	O
"	O
for	O
Solutions	O
(	O
development	O
)	O
,	O
Hosting	O
,	O
and	O
Training	O
.	O
</s>
<s>
The	O
Railo	B-Language
Application	B-Application
Server	I-Application
currently	O
averages	O
7,000	O
downloads	O
(	O
and	O
growing	O
)	O
per	O
month	O
.	O
</s>
<s>
Railo	B-Language
is	O
used	O
by	O
a	O
number	O
of	O
companies	O
,	O
notably	O
including	O
:	O
</s>
<s>
Native	B-Language
resources	B-Application
for	O
all	O
built-in	O
filesystem	O
tags	O
and	O
functions	O
.	O
</s>
<s>
Native	B-Language
session	O
management	O
(	O
CFML	B-Language
sessions	O
or	O
J2EE	O
sessions	O
)	O
with	O
onSessionStart	O
and	O
onSessionEnd	O
triggers	O
.	O
</s>
<s>
CFML	B-Language
has	O
built-in	O
functionality	O
for	O
preventing	O
code	O
injection	O
,	O
via	O
the	O
cfqueryparam	O
tag	O
,	O
and	O
functions	O
such	O
as	O
HtmlEditFormat	O
,	O
XmlFormat	O
,	O
JsStringFormat	O
.	O
</s>
<s>
There	O
are	O
also	O
third-party	O
CFML	B-Language
implementations	O
of	O
the	O
OWASP	O
Enterprise	O
Security	O
API	O
,	O
and	O
the	O
AntiSamy	O
project	O
.	O
</s>
<s>
One	O
of	O
the	O
key	O
architecture	O
decisions	O
with	O
Railo	B-Language
was	O
to	O
follow	O
the	O
JEE	O
servlet	B-Application
model	O
,	O
with	O
support	O
for	O
multiple	O
independent	O
web	O
contexts	O
on	O
a	O
single	O
server	O
.	O
</s>
<s>
This	O
is	O
a	O
key	O
security	O
factor	O
,	O
as	O
it	O
prevents	O
unrelated	O
applications	O
from	O
interfering	O
with	O
each	O
other	O
,	O
as	O
may	O
happen	O
on	O
a	O
shared	O
ColdFusion	B-Language
server	O
(	O
which	O
only	O
has	O
a	O
single	O
web	O
context	O
)	O
.	O
</s>
<s>
Railo	B-Language
implements	O
the	O
CFML	B-Language
language	O
-	O
see	O
the	O
CFML	B-Language
syntax	O
section	O
for	O
examples	O
as	O
well	O
as	O
CFScript	B-Language
.	O
</s>
<s>
CFML	B-Language
has	O
a	O
tag-based	O
syntax	O
which	O
is	O
visually	O
different	O
from	O
most	O
other	O
languages	O
,	O
though	O
aside	O
from	O
this	O
it	O
is	O
similar	O
to	O
other	O
dynamic	B-Language
languages	I-Language
,	O
with	O
the	O
following	O
exceptions	O
:	O
</s>
<s>
CFML	B-Language
contains	O
two	O
syntaxes	O
,	O
a	O
tag-based	O
syntax	O
(	O
not	O
XML	B-Protocol
compliant	O
)	O
and	O
a	O
C-style	O
syntax	O
called	O
cfscript	B-Language
.	O
</s>
<s>
Arrays	B-Data_Structure
in	O
CFML	B-Language
are	O
indexed	O
from	O
one	O
,	O
not	O
from	O
zero	O
.	O
</s>
<s>
CFML	B-Language
supports	O
both	O
ordered	O
and	O
named	O
function	O
arguments	O
,	O
or	O
a	O
combination	O
.	O
</s>
<s>
CFML	B-Language
does	O
not	O
have	O
static	O
variables	O
.	O
</s>
<s>
Whilst	O
Railo	B-Language
implements	O
CFML	B-Language
,	O
and	O
is	O
generally	O
compatible	O
with	O
Adobe	B-Language
ColdFusion	I-Language
(	O
ACF	O
)	O
,	O
the	O
original	O
CFML	B-Language
engine	O
,	O
there	O
are	O
some	O
notable	O
differences	O
between	O
the	O
two	O
:	O
</s>
<s>
Railo	B-Language
is	O
open-source	B-Application
LGPL	B-Application
v2.1	O
software	O
.	O
</s>
<s>
ACF	O
is	O
proprietary	B-Application
technology	I-Application
.	O
</s>
<s>
Railo	B-Language
uses	O
a	O
multi	O
web	O
context	O
architecture	O
,	O
compared	O
to	O
ACF	O
's	O
single	O
web	O
context	O
.	O
</s>
<s>
Railo	B-Language
allows	O
you	O
create	O
"	O
built-in	O
"	O
user-defined	O
functions	O
,	O
using	O
standard	O
CFML	B-Language
.	O
</s>
<s>
Railo	B-Language
is	O
unable	O
to	O
decrypt	O
(	O
or	O
execute	O
)	O
templates	O
that	O
have	O
been	O
encrypted	O
with	O
ACF	O
's	O
encryption	O
mechanism	O
.	O
</s>
<s>
Railo	B-Language
has	O
a	O
significantly	O
faster	O
release	O
cycle	O
for	O
major	O
,	O
minor	O
,	O
and	O
patch	O
releases	O
.	O
</s>
<s>
In	O
Railo	B-Language
,	O
scopes	O
always	O
take	O
priority	O
.	O
</s>
<s>
In	O
Railo	B-Language
,	O
the	O
variable	O
can	O
only	O
be	O
accessed	O
as	O
"	O
Variables.Url	O
"	O
.	O
</s>
<s>
Railo	B-Language
only	O
searches	O
for	O
CFCs	O
inside	O
the	O
custom	O
tag	O
path	O
if	O
defined	O
accordingly	O
in	O
the	O
administrator	O
(	O
it	O
has	O
a	O
distinct	O
CFC	O
path	O
instead	O
)	O
.	O
</s>
<s>
Railo	B-Language
allows	O
using	O
object	O
methods	O
.	O
</s>
