3 links
CriticalPath InJoin Directory Server
cp.net
The InJoin Directory Server X.500/LDAP directory server with support of SSL/TLS, SASL and X.509 authentication. There are several other directory-related tools from CriticalPath av…
ISODE 8.0.1 for Linux
ibiblio.org
This is the source distribution of the latest free ISODE release patched for working with Linux. This contains the implementation of many OSI protocols over TCP/IP and QUIPU X.500 …
Solstice X.500 Directory Products
sun.com
They enable companies to build a standards-based, distributed directory that offers a common storage space for data regarding people and resources.