Well I found these sites here, they seem to be what you're looking for. If not, well then try searching on sourceforge.net or freshmeat.net. Both of those sites have a lot of neat sources.Good luck

http://www.toms.net/rb/

http://floppix.ccai.com/index.html

http://alfalinux.sourceforge.net/alfaeng.php3

Oh yeah, you might also want to try Linux From Scratch. It's much larger than the others mentioned above, but you build everything from scratch :p The site is HERE
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