I use Tortoise CVS.
Make sure you configure it right so it doesn't operate on every folder in Explorer (I had it like that for a while by accident, and it was SLOW).
It's really easy, and it works perfectly so far :)
http://www.tortoisecvs.org/
Make sure you configure it right so it doesn't operate on every folder in Explorer (I had it like that for a while by accident, and it was SLOW).
It's really easy, and it works perfectly so far :)
http://www.tortoisecvs.org/