<s>
EAGLE	B-Language
is	O
a	O
scriptable	O
electronic	O
design	O
automation	O
(	O
EDA	O
)	O
application	O
with	O
schematic	O
capture	O
,	O
printed	O
circuit	O
board	O
(	O
PCB	O
)	O
layout	O
,	O
auto-router	O
and	O
computer-aided	O
manufacturing	O
(	O
CAM	O
)	O
features	O
.	O
</s>
<s>
EAGLE	B-Language
stands	O
for	O
Easily	B-Language
Applicable	I-Language
Graphical	I-Language
Layout	I-Language
Editor	I-Language
(	O
)	O
and	O
is	O
developed	O
by	O
CadSoft	B-Language
Computer	I-Language
GmbH	I-Language
.	O
</s>
<s>
EAGLE	B-Language
contains	O
a	O
schematic	O
editor	O
,	O
for	O
designing	O
circuit	B-Application
diagrams	I-Application
.	O
</s>
<s>
The	O
PCB	O
layout	O
editor	O
stores	O
board	O
files	O
with	O
the	O
extension	O
.BRD	B-Language
.	O
</s>
<s>
EAGLE	B-Language
saves	O
Gerber	O
and	O
PostScript	B-Language
layout	O
files	O
as	O
well	O
as	O
Excellon	O
and	O
Sieb	O
&	O
Meyer	O
drill	O
files	O
.	O
</s>
<s>
These	O
are	O
standard	O
file	O
formats	O
accepted	O
by	O
PCB	O
fabrication	O
companies	O
,	O
but	O
given	O
EAGLE	B-Language
's	O
typical	O
user	O
base	O
of	O
small	O
design	O
firms	O
and	O
hobbyists	O
,	O
many	O
PCB	O
fabricators	O
and	O
assembly	O
shops	O
also	O
accept	O
EAGLE	B-Language
board	O
files	O
(	O
with	O
extension	O
.BRD	B-Language
)	O
directly	O
to	O
export	O
optimized	O
production	O
files	O
and	O
pick-and-place	O
data	O
themselves	O
.	O
</s>
<s>
EAGLE	B-Language
provides	O
a	O
multi-window	O
graphical	O
user	O
interface	O
and	O
menu	O
system	O
for	O
editing	O
,	O
project	O
management	O
and	O
to	O
customize	O
the	O
interface	O
and	O
design	O
parameters	O
.	O
</s>
<s>
The	O
system	O
can	O
be	O
controlled	O
via	O
mouse	O
,	O
keyboard	O
hotkeys	O
or	O
by	O
entering	O
specific	O
commands	O
at	O
an	O
embedded	O
command	B-Application
line	I-Application
.	O
</s>
<s>
Multiple	O
repeating	O
commands	O
can	O
be	O
combined	O
into	O
script	B-Language
files	I-Language
(	O
with	O
file	O
extension	O
.SCR	O
)	O
.	O
</s>
<s>
It	O
is	O
also	O
possible	O
to	O
explore	O
design	O
files	O
utilizing	O
an	O
EAGLE-specific	O
object-oriented	O
programming	O
language	O
(	O
with	O
extension	O
.ULP	B-Language
)	O
.	O
</s>
<s>
The	O
German	O
CadSoft	B-Language
Computer	I-Language
GmbH	I-Language
was	O
founded	O
by	O
Rudolf	B-Language
Hofer	I-Language
and	O
Klaus-Peter	B-Language
Schmidinger	I-Language
in	O
1988	O
to	O
develop	O
EAGLE	B-Language
,	O
a	O
16-bit	O
PCB	O
design	O
application	O
for	O
DOS	B-Device
.	O
</s>
<s>
With	O
EAGLE	B-Language
2.0	O
,	O
a	O
schematics	O
editor	O
was	O
added	O
in	O
1991	O
.	O
</s>
<s>
The	O
software	O
used	O
BGI	B-Language
video	I-Language
drivers	I-Language
,	O
and	O
XPLOT	B-Language
to	O
print	O
.	O
</s>
<s>
In	O
1992	O
,	O
version	O
2.6	O
changed	O
the	O
definition	O
of	O
layers	O
,	O
but	O
designs	O
created	O
under	O
older	O
versions	O
(	O
up	O
to	O
2.05	O
)	O
could	O
be	O
converted	O
into	O
the	O
new	O
format	O
using	O
the	O
provided	O
UPDATE26.EXE	B-Language
utility	O
.	O
</s>
<s>
EAGLE	B-Language
3.0	O
was	O
changed	O
to	O
be	O
a	O
32-bit	O
extended	B-Device
DOS	I-Device
application	I-Device
in	O
1994	O
.	O
</s>
<s>
Support	O
for	O
OS/2	B-Device
Presentation	I-Device
Manager	I-Device
was	O
added	O
with	O
version	O
3.5	O
in	O
April	O
1996	O
.	O
</s>
<s>
It	O
was	O
also	O
the	O
first	O
to	O
no	O
longer	O
require	O
a	O
dongle	B-Device
.	O
</s>
<s>
In	O
2000	O
,	O
EAGLE	B-Language
version	O
4.0	O
officially	O
dropped	O
support	O
for	O
DOS	B-Device
and	O
OS/2	B-Application
,	O
but	O
now	O
being	O
based	O
on	O
Qt	O
3	O
it	O
added	O
native	O
support	O
for	O
Windows	B-Application
and	O
was	O
among	O
the	O
first	O
professional	O
electronic	O
CAD	O
tools	O
available	O
for	O
Linux	B-Application
.	O
</s>
<s>
A	O
32-bit	O
DPMI	O
version	O
of	O
EAGLE	B-Language
4.0	O
running	O
under	O
DOS	B-Device
was	O
still	O
available	O
on	O
special	O
request	O
in	O
order	O
to	O
help	O
support	O
existing	O
customers	O
,	O
but	O
it	O
was	O
not	O
released	O
commercially	O
.	O
</s>
<s>
Much	O
later	O
,	O
in	O
2015	O
,	O
a	O
special	O
version	O
of	O
EAGLE	B-Language
4.09r2	O
was	O
made	O
available	O
by	O
CadSoft	B-Language
to	O
ease	O
installation	O
under	O
Windows	B-Device
7	I-Device
.	O
</s>
<s>
Starting	O
with	O
version	O
4.13	O
,	O
EAGLE	B-Language
became	O
available	O
for	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
with	O
versions	O
before	O
5.0.0	O
still	O
requiring	O
X11	B-Operating_System
.	O
</s>
<s>
Version	O
5.0.0	O
officially	O
dropped	O
support	O
for	O
Windows	B-Application
9x	O
and	O
Windows	B-Device
NT	I-Device
3.x/4.x	O
in	O
2008	O
.	O
</s>
<s>
On	O
24	O
September	O
2009	O
,	O
Premier	O
Farnell	O
announced	O
the	O
acquisition	O
of	O
CadSoft	B-Language
Computer	I-Language
GmbH	I-Language
.	O
</s>
<s>
Version	O
5.91.0	O
introduced	O
an	O
XML-based	O
file	O
format	O
in	O
2011	O
but	O
continued	O
to	O
read	O
the	O
older	O
binary	O
format	O
.	O
</s>
<s>
It	O
could	O
not	O
,	O
however	O
,	O
write	O
files	O
in	O
the	O
former	O
format	O
,	O
thereby	O
not	O
allowing	O
collaboration	O
with	O
EAGLE	B-Language
5.12.0	O
and	O
earlier	O
.	O
</s>
<s>
EAGLE	B-Language
6.0.0	O
no	O
longer	O
supported	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
on	O
the	O
Power	B-Architecture
PC	I-Architecture
platform	O
(	O
only	O
on	O
Intel	O
Macs	O
)	O
,	O
and	O
the	O
minimum	O
requirements	O
were	O
changed	O
to	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
10.6	O
,	O
Linux	B-Application
2.6	O
and	O
Windows	B-Application
XP	O
.	O
</s>
<s>
Version	O
7.0.0	O
brought	O
hierarchical	O
designs	O
,	O
a	O
new	O
gridless	O
topological	O
pre-router	O
called	O
"	O
TopRouter	B-Language
"	O
for	O
the	O
conventional	O
ripup-and-retry	O
auto-router	O
as	O
well	O
as	O
multi-core	B-Architecture
support	O
.	O
</s>
<s>
Version	O
7.6.0	O
dropped	O
support	O
for	O
the	O
32-bit	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
version	O
in	O
2016	O
.	O
</s>
<s>
EAGLE	B-Language
6.x.x	O
continues	O
to	O
read	O
EAGLE	B-Language
7.x.x	O
design	O
files	O
for	O
as	O
long	O
as	O
the	O
hierarchical	O
design	O
feature	O
is	O
n't	O
used	O
.	O
</s>
<s>
On	O
27	O
June	O
2016	O
,	O
Autodesk	O
announced	O
the	O
acquisition	O
of	O
CadSoft	B-Language
Computer	I-Language
GmbH	I-Language
from	O
Premier	O
Farnell	O
,	O
with	O
Premier	O
Farnell	O
continuing	O
to	O
distribute	O
CadSoft	B-Language
products	O
for	O
Autodesk	O
.	O
</s>
<s>
The	O
file	O
format	O
used	O
by	O
EAGLE	B-Language
8.0.0	O
and	O
higher	O
is	O
not	O
backward	O
compatible	O
with	O
earlier	O
EAGLE	B-Language
versions	O
,	O
however	O
it	O
does	O
provide	O
an	O
export	O
facility	O
for	O
saving	O
an	O
EAGLE	B-Language
7.x	O
compatible	O
version	O
of	O
the	O
design	O
.	O
</s>
<s>
On	O
7	O
January	O
2020	O
,	O
EAGLE	B-Language
9.5.2	O
was	O
discontinued	O
as	O
a	O
standalone	O
product	O
and	O
only	O
licensed	O
to	O
users	O
as	O
a	O
bundled	O
item	O
(	O
Fusion	B-Language
Electronics	I-Language
)	O
with	O
an	O
Autodesk	B-Algorithm
Fusion	I-Algorithm
360	I-Algorithm
subscription	O
license	O
.	O
</s>
<s>
The	O
last	O
standalone	O
version	O
of	O
EAGLE	B-Language
is	O
9.6.2	O
as	O
of	O
27	O
May	O
2020	O
.	O
</s>
<s>
Fusion	B-Language
Electronics	I-Language
design	O
files	O
carry	O
a	O
version	O
9.7.0	O
designation	O
.	O
</s>
<s>
Since	O
EAGLE	B-Language
version	O
8.0.0	O
,	O
there	O
are	O
Premium	O
,	O
Standard	O
,	O
Free	O
,	O
and	O
Student	O
&	O
educator	O
editions	O
,	O
with	O
the	O
Standard	O
and	O
Premium	O
versions	O
sold	O
on	O
a	O
monthly	O
or	O
annual	O
subscription	O
basis	O
,	O
requiring	O
online	O
reactivation	O
at	O
least	O
every	O
14	O
days	O
(	O
30	O
days	O
since	O
version	O
9.0	O
)	O
.	O
</s>
<s>
In	O
January	O
2020	O
,	O
EAGLE	B-Language
9.5.2	O
was	O
discontinued	O
as	O
a	O
standalone	O
product	O
and	O
is	O
only	O
licensed	O
to	O
users	O
as	O
a	O
bundled	O
item	O
with	O
an	O
Autodesk	B-Algorithm
Fusion	I-Algorithm
360	I-Algorithm
subscription	O
.	O
</s>
<s>
For	O
comparison	O
,	O
the	O
former	O
(	O
no	O
longer	O
obtainable	O
)	O
perpetual	B-License
licensing	I-License
scheme	I-License
for	O
EAGLE	B-Language
7.x.x	O
with	O
costs	O
referring	O
to	O
the	O
2016	O
prices	O
for	O
a	O
single-user	O
license	O
:	O
</s>
<s>
The	O
DIY	O
electronics	O
site	O
SparkFun	O
uses	O
EAGLE	B-Language
and	O
releases	O
the	O
EAGLE	B-Language
files	I-Language
for	O
boards	O
designed	O
in-house	O
.	O
</s>
<s>
Many	O
of	O
these	O
companies	O
offer	O
EAGLE	B-Language
part	O
libraries	O
which	O
define	O
schematic	O
shapes	O
,	O
pinouts	O
,	O
and	O
part	O
sizes	O
to	O
allow	O
for	O
correct	O
layout	O
in	O
the	O
PCB	O
layout	O
editor	O
.	O
</s>
<s>
Other	O
popular	O
libraries	O
include	O
Adafruit	O
,	O
Arduino	O
,	O
SnapEDA	O
,	O
and	O
Dangerous	O
Prototypes	O
,	O
element14	O
(	O
a	O
subsidiary	O
of	O
Farnell	O
,	O
former	O
owners	O
of	O
CadSoft	B-Language
)	O
also	O
have	O
some	O
libraries	O
available	O
from	O
their	O
site	O
.	O
</s>
<s>
Using	O
ULPs	O
to	O
convert	O
EAGLE	B-Language
.BRD	B-Language
files	O
into	O
Specctra-compatible	O
design	O
files	O
(	O
with	O
file	O
extension	O
.DSN	B-Algorithm
)	O
it	O
is	O
possible	O
to	O
export	O
designs	O
for	O
usage	O
in	O
conjunction	O
with	O
advanced	O
external	O
autorouters	O
such	O
as	O
KONEKT	O
ELECTRA	O
,	O
Eremex	B-Algorithm
TopoR	I-Algorithm
or	O
Alfons	O
Wirtz	O
's	O
FreeRouting	O
.	O
</s>
<s>
For	O
further	O
touching-up	O
the	O
finished	O
designs	O
in	O
session	O
format	O
can	O
be	O
imported	O
back	O
into	O
EAGLE	B-Language
via	O
.SES	B-Algorithm
to	O
.SCR	O
script	B-Language
file	I-Language
converters	O
.	O
</s>
<s>
In	O
spring	O
1991	O
the	O
dongle	B-Device
protection	O
scheme	O
of	O
EAGLE	B-Language
2.0	O
had	O
been	O
cracked	B-Application
causing	O
a	O
decline	O
of	O
30%	O
in	O
sales	O
,	O
while	O
sales	O
for	O
a	O
reduced	O
demo	O
version	O
with	O
a	O
printed	O
manual	O
saw	O
a	O
significant	O
increase	O
.	O
</s>
<s>
As	O
a	O
consequence	O
in	O
1992	O
CadSoft	B-Language
sent	O
thousands	O
of	O
floppy	O
disks	O
containing	O
a	O
new	O
demo	O
of	O
EAGLE	B-Language
2.6	O
to	O
potential	O
users	O
,	O
in	O
particular	O
those	O
who	O
had	O
ordered	O
the	O
former	O
demo	O
but	O
had	O
not	O
subsequently	O
bought	O
the	O
full	O
product	O
.	O
</s>
<s>
The	O
new	O
demo	O
,	O
however	O
,	O
also	O
contained	O
spy	O
code	O
scanning	O
the	O
user	O
's	O
hard	O
disk	O
for	O
illegal	O
copies	O
of	O
EAGLE	B-Language
.	O
</s>
<s>
Users	O
sending	O
in	O
the	O
filled	O
out	O
form	O
would	O
receive	O
a	O
reply	O
from	O
CadSoft	B-Language
's	O
attorneys	O
.	O
</s>
<s>
In	O
2014	O
,	O
EAGLE	B-Language
7.0.0	O
introduced	O
a	O
new	O
Flexera	O
FLEXlm-based	O
licensing	O
model	O
,	O
which	O
was	O
n't	O
well	O
received	O
by	O
the	O
user	O
community	O
,	O
so	O
that	O
CadSoft	B-Language
returned	O
to	O
the	O
former	O
model	O
of	O
independent	O
perpetual	B-License
licenses	I-License
with	O
EAGLE	B-Language
7.1.0	O
.	O
</s>
<s>
Despite	O
announcements	O
to	O
the	O
contrary	O
in	O
2016	O
,	O
Autodesk	O
switched	O
to	O
a	O
subscription-only	O
licensing	O
model	O
with	O
EAGLE	B-Language
8.0.0	O
in	O
January	O
2017	O
.	O
</s>
<s>
Many	O
users	O
have	O
indicated	O
they	O
would	O
refuse	O
to	O
upgrade	O
under	O
a	O
subscription	O
model	O
and	O
rather	O
migrate	O
to	O
other	O
electronic	O
design	O
applications	O
such	O
as	O
KiCad	B-Language
.	O
</s>
