I pro windows existuji CVS klienti. Zkusenosti s nimi sice nemam, ale namatkove:
http://www.jcvs.org/ - client v Java
http://www.wincvs.org/ - windows rozhrani
http://www.twobarleycorns.net/tkcvs.html
http://ftp.cvshome.org/win32/cvs-1-11-2.zip - command line klient
staci do google hodit "windows CVS"
PL