<s>
AnkhSVN	B-Protocol
is	O
a	O
free	O
Subversion	B-Application
client	O
,	O
implemented	O
as	O
a	O
source	B-Application
control	I-Application
plug-in	I-Application
for	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
2005	I-Application
to	O
2019	O
inclusive	O
(	O
but	O
not	O
yet	O
2022	O
)	O
.	O
</s>
<s>
It	O
is	O
released	O
under	O
the	O
Apache	B-Application
License	I-Application
.	O
</s>
<s>
It	O
provides	O
an	O
interface	O
to	O
perform	O
the	O
most	O
common	O
revision	B-Architecture
control	I-Architecture
operations	O
directly	O
from	O
inside	O
the	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
IDE	B-Application
.	O
</s>
<s>
Previous	O
releases	O
of	O
AnkhSVN	B-Protocol
(	O
1.X	O
)	O
support	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
.NET	I-Application
2002	O
and	O
2003	O
.	O
</s>
<s>
The	O
AnkhSVN	B-Protocol
2.0	O
Source	B-Architecture
Control	I-Architecture
Provider	O
for	O
Visual	B-Application
Studio	I-Application
2008	I-Application
and	O
later	O
is	O
a	O
nearly	O
complete	O
rewrite	O
of	O
the	O
old	O
AnkhSVN	B-Protocol
Add-In	O
.	O
</s>
<s>
This	O
rewrite	O
was	O
necessary	O
to	O
take	O
advantage	O
of	O
the	O
new	O
Source	O
Code	O
Control	O
(	O
SCC	O
)	O
Virtual	O
Application	B-Application
Programming	I-Application
Interface	I-Application
(	O
VAPI	O
)	O
introduced	O
in	O
Visual	B-Application
Studio	I-Application
2005	O
.	O
</s>
<s>
This	O
new	O
SCC	O
VAPI	O
replaces	O
the	O
Microsoft	B-Application
Source	I-Application
Code	I-Application
Control	I-Application
Interface	I-Application
(	O
MSSCCI	B-Application
)	O
API	B-Application
of	O
older	O
Visual	B-Application
Studio	I-Application
releases	O
and	O
makes	O
it	O
possible	O
to	O
replace	O
all	O
SCC	O
handling	O
within	O
Visual	B-Application
Studio	I-Application
.	O
</s>
<s>
Where	O
the	O
old	O
SCC	O
API	B-Application
required	O
its	O
implementation	O
to	O
always	O
follow	O
the	O
CheckOut-CheckIn	O
principle	O
,	O
the	O
new	O
SCC	O
VAPI	O
just	O
passes	O
individual	O
requests	O
to	O
the	O
SCC	O
API	B-Application
.	O
</s>
<s>
This	O
allows	O
implementations	O
to	O
fully	O
replace	O
the	O
usual	O
workflow	O
with	O
the	O
Update-Merge	O
workflow	O
Subversion	B-Application
usually	O
provides	O
.	O
</s>
<s>
Just	O
like	O
the	O
old	O
SCC	O
API	B-Application
,	O
the	O
new	O
SCC	O
API	B-Application
makes	O
the	O
projects	O
aware	O
that	O
there	O
is	O
a	O
SCC	O
provider	O
,	O
to	O
which	O
they	O
should	O
communicate	O
which	O
files	O
are	O
part	O
of	O
a	O
projects	O
source	O
and	O
which	O
are	O
just	O
intermediate	O
or	O
output	O
files	O
.	O
</s>
<s>
(	O
AnkhSVN	B-Protocol
1.X	O
and	O
other	O
non	O
SCC	O
Add-Ins	O
have	O
to	O
guess	O
this	O
for	O
themselves	O
)	O
.	O
</s>
<s>
This	O
makes	O
AnkhSVN	B-Protocol
2.0	O
(	O
or	O
higher	O
)	O
compatible	O
with	O
virtually	O
every	O
SCC	O
capable	O
project	O
in	O
Visual	B-Application
Studio	I-Application
.	O
</s>
<s>
AnkhSVN	B-Protocol
derives	O
its	O
name	O
from	O
the	O
Egyptian	O
symbol	O
ankh	B-Application
,	O
which	O
represents	O
the	O
key	O
of	O
life	O
.	O
</s>
