Masher Applet - MD5 implemented in Java - Nice online application to produce a MD5 message digest. Supports copy-and-paste function. Includes Java source code. www3.telus.net/Voiculescu/masher/index.html
MD5 Message Digest Algorithm - Algorithm specification and its implementation in 'C'. theory.lcs.mit.edu/~rivest/rfc1321.txt
Message Authentication Algorithm - Algorithm specification and its implementation in 'C' and in BASIC. www.cix.co.uk/~klockstone/maa.htm
Ocius Cryptographic Hash Function - Ocius - 192-bit cryptographic hash function based on the MD5 hash algorithm. Ocius retains the complexity of MD5, while also retaining the throughput rate, through a larger block size. New faster MD5 variant. ryan.ript.net/Ocius
RIPEMD-160 hash function - A 160-bit cryptographic hash function designed as a secure replacement MD4, MD5, and RIPEMD. www.esat.kuleuven.ac.be/~bosselae/ripemd160.html
Secure Hash Algorithm Directory - MD5, SHA-1 and HMAC information, resources and API's. www.secure-hash-algorithm-md5-sha-1.co.uk
Tiger: A Fast New Hash Function - Optimized for 64-bit processors and produces 128, 160, or 192-bit hashes. www.cs.technion.ac.il/~biham/Reports/Tiger
Whirlpool Hashing Function - A 512-bit hashing function, submitted to NESSIE and selected as finalist. Now also proposed for inclusion in the ISO 10118-3 standard (revision). planeta.terra.com.br/informatica/paulobarreto/WhirlpoolPage.html