A number of the smaller publishers in the RPG industry have gotten together with the people who run RPGNow.com and DriveThruRPG to put together a benefit bundle for Haiti relief. They're donating 100% of the purchase price to
Doctors Without Borders One of the publishers has put a (nearly complete, as more are being added) list in his post:
http://simonjrogers.livejournal.com/122714.html The site's a little loaded right now (don't expect to be able to download the PDFs right away and it may take a bit longer to place the order), but it's a good deal for you (even if you just peek at some of the small press RPGs and see what's going on in that world) and benefits a good organization. Here's the link:
http://www.rpgnow.com/product_info.php?products_id=78023&SRC=haiti