The so-called Lightweight Directory Access Protocol is a little lighter than the original DAP of X.500. You can only imagine what an impressive beast DAP was. ISO standards, you know.
Maybe one day we'll provide more, or maybe there will just be an external process that uses storage synchronization to keep an LDAP in sync with psyced.
Oh yeah. You can download an LDAP patch for ldmud on the ldmud page!