I am pretty sure you can apply this to other saws as well. I was looking at outfeeds or rollers to use with a tablesaw, and…well…it can get pricey (some cases more than the saw). Note if you are looking for the plans, they are moved (in the comments now).
http://www.instructables.com/id/Outfeed-Table-for-Dewalt-Table-Saw-for-10-includes/