I'd like to not lose progress in the games I've not completed when I'll be refreshing/resetting my Windows partitions. As such I'd love to know about websites where you put in the game name and get out the save file path.
Are there any?
You might want to try the freeware software GameSave Manager. It has a good database of game save locations/formats and supports steam and even GFWL.
$HOME$,$HOME$/Appdata/Local,$HOME$/Appdata/Roaming,$HOME$/My Documents/,$HOME$/My Documents/Saved Gamesgot me many but not all the games on my disk. Notable exceptions include Steam Half Life 1's, Cave Story, Deus Ex 1, ... – badp May 18 '12 at 12:53