FIDO® Certified StrongKey FIDO Server (SKFS)
A Java-based LDAP API
Identity management and federations integration
A simple, personal OpenID provider written in PHP
PHP strong authentication library, web interface & CLI, OATH certified
sed-like modify and convert LDIF files using regular expressions
Extrect selected entries from LDIF files like grep
Replace/add/delete LDAP attributes online with regular expressions
Zentyal is a Linux Small Business Server
Tomcat SPNEGO/Kerberos Authenticator and Active Directory Realm
apache cookie SSO mechanism.
hook pam to authenticate users against anything
Apache LDAP Directory Manager
JNDI DirContext source builder utility
Mature LDAP, LDIF and DSML client with i18n support.
An extensible authentication and authorization library for Clojure