CryptSharp
Use CryptSharp when storing passwords in your database! CryptSharp provides a number of password crypt algorithms: BCrypt, LDAP, MD5 (and Apache's htpasswd variant), PHPass (WordPress, phpBB, Drupal), SHA256 and SHA512, and Traditional and Extended DES. Additionally it includes Blowfish, SCrypt, and PBKDF2 for any HMAC.