All bitcoin faucets on the list run using CoinBox.me. 
http://www.canhasbitcoin.com/
http://www.elbitcoingratis.es/
http://www.greencoins.org/
http://www.nioctib.net/
http://www.bitcats.net/
http://www.freebtc4all.com/
http://www.faucetbtc.com/
http://www.bitcoins4free.me/
http://www.fr33bitcoins.com/
http://www.srbitcoin.com/
http://www.btcmine.net/
http://www.btc4you.com/
http://www.thebitcoin.me/
http://www.virtualfaucet.com/