<s>
WinSCP	B-Protocol
(	O
Windows	O
Secure	B-Protocol
Copy	I-Protocol
)	O
is	O
a	O
free	B-License
and	I-License
open-source	I-License
SSH	B-Protocol
File	I-Protocol
Transfer	I-Protocol
Protocol	I-Protocol
(	O
SFTP	B-Protocol
)	O
,	O
File	B-Protocol
Transfer	I-Protocol
Protocol	I-Protocol
(	O
FTP	B-Protocol
)	O
,	O
WebDAV	B-Protocol
,	O
Amazon	B-General_Concept
S3	I-General_Concept
,	O
and	O
secure	B-Protocol
copy	I-Protocol
protocol	I-Protocol
(	O
SCP	B-Protocol
)	O
client	O
for	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
Beyond	O
this	O
,	O
WinSCP	B-Protocol
offers	O
basic	O
file	B-Application
manager	I-Application
and	O
file	B-Application
synchronization	I-Application
functionality	O
.	O
</s>
<s>
For	O
secure	O
transfers	O
,	O
it	O
uses	O
the	O
Secure	B-Protocol
Shell	I-Protocol
protocol	I-Protocol
(	O
SSH	B-Protocol
)	O
and	O
supports	O
the	O
SCP	B-Protocol
protocol	O
in	O
addition	O
to	O
SFTP	B-Protocol
.	O
</s>
<s>
Development	O
of	O
WinSCP	B-Protocol
started	O
around	O
March	O
2000	O
and	O
continues	O
.	O
</s>
<s>
Since	O
July	O
16	O
,	O
2003	O
,	O
it	O
is	O
licensed	O
under	O
the	O
GNU	B-License
GPL	I-License
.	O
</s>
<s>
It	O
is	O
hosted	O
on	O
SourceForge	B-Application
and	O
GitHub	B-Application
.	O
</s>
<s>
WinSCP	B-Protocol
is	O
based	O
on	O
the	O
implementation	O
of	O
the	O
SSH	B-Protocol
protocol	O
from	O
PuTTY	B-Operating_System
and	O
FTP	B-Protocol
protocol	O
from	O
FileZilla	B-Application
.	O
</s>
<s>
It	O
is	O
also	O
available	O
as	O
a	O
plugin	B-Application
for	O
Altap	B-Language
Salamander	I-Language
file	B-Application
manager	I-Application
,	O
and	O
there	O
exists	O
a	O
third-party	O
plugin	B-Application
for	O
the	O
FAR	B-Language
file	I-Language
manager	I-Language
.	O
</s>
<s>
Support	O
for	O
SFTP	B-Protocol
and	O
SCP	B-Protocol
protocols	O
over	O
SSH-1	O
and	O
SSH-2	O
,	O
FTP	B-Protocol
protocol	O
,	O
WebDAV	B-Protocol
protocol	O
and	O
Amazon	B-General_Concept
S3	I-General_Concept
protocol	O
.	O
</s>
<s>
Apart	O
from	O
the	O
standard	O
package	O
,	O
three	O
portable	B-Application
versions	I-Application
are	O
also	O
available	O
:	O
A	O
generic	O
package	O
and	O
two	O
customized	O
versions	O
for	O
LiberKey	B-Application
and	O
PortableApps.com	B-Application
.	O
</s>
<s>
The	O
portable	O
version	O
runs	O
on	O
Wine	B-Application
on	O
several	O
POSIX-compliant	O
operating	O
systems	O
,	O
such	O
as	O
Linux	B-Application
,	O
macOS	B-Application
,	O
and	O
BSD	O
.	O
</s>
<s>
Some	O
older	O
versions	O
of	O
the	O
WinSCP	B-Protocol
installer	O
included	O
OpenCandy	B-Application
advertising	O
module	O
or	O
bundled	O
Google	B-Application
Chrome	I-Application
.	O
</s>
