Bitcoin

• sha256d
• wallet : emerge net-p2p/bitcoin-qt

Litecoin

• scrypt
• wallet : emerge net-p2p/litecoin-qt
• pool : https://give-me-coins.com/

Feathercoin

• scrypt
• wallet : https://github.com/no-hope/gentoo-repo/tree/master/net-p2p
• pool : https://give-me-coins.com/

Novacoin

• scrypt
• wallet : http://sourceforge.net/projects/novacoin/files/

Namecoin

• sha256d
• wallet : emerge net-dns/namecoin-qt

Peercoin

• sha256d
• wallet : emerge net-p2p/ppcoin-qt
• pool : https://ppcoin.d7.lt/getting-started

Primecoin

• info : https://bitcointalk.org/index.php?topic=251850.0
• wallet : emerge net-p2p/primecoin-qt
• http://www.peercointalk.org/index.php?topic=316.0

QuarkCoin

• info : https://bitcointalk.org/index.php?topic=260031.0
• wallet : https://github.com/MaxGuevara/quark
• pool : http://p2pool.org/