Zentyal is a Linux Small Business Server
Tomcat SPNEGO/Kerberos Authenticator and Active Directory Realm
Provides quick access to network folder permissions.
apache cookie SSO mechanism.
hook pam to authenticate users against anything
Apache LDAP Directory Manager
JNDI DirContext source builder utility
An open source Identity & Access Management solution with AD-functions
Mature LDAP, LDIF and DSML client with i18n support.
Active Directory Keytab Management
Program to synchronize AD user objects of different AD forests
QAD access to the most common AD activities
An extensible authentication and authorization library for Clojure
Identity4J is a suite of Java Identity and Authentication Connectors
An easy to use password change tool for Windows multiple domains.