MD5 hash site

http://gdataonline.com/seekhash.php - GData: An Online MD5 Hash Database

http://md5.rednoize.com/ - md5(); - reverse engineer md5 hashes

http://md5.overclock.ch/biz/index.php?p=md5crack&l=en - MD5crack v2 by [KOP]

http://nz.md5.crysm.net/ - md5 reverse lookup [NZ]

http://us.md5.crysm.net/ - md5 reverse lookup [US]

http://www.md5decrypt.com/ - MD5 Decrypt

http://shm.hard-core.pl/md5/ - md5 hash database project

http://www.und0it.com/ - Premiere MD5 Crack Service (Registration Required)

http://www.milw0rm.com/cracker/insert.php - free md5/lm hash cracking

http://rainbowtables.net/services/results.php?selector=4 - Bulk Password Decryption Results

http://ice.breaker.free.fr/ - Ice Breaker : Online MD5 Reverser | SHA1 Reverser || ...

http://md5.altervista.org/ 

http://www.win.tue.nl/hashclash/rogue-ca/ - MD5 considered harmful today