A Java-based LDAP API
LDAP command line utility for Windows
Collate and count ldap entries
LDAP tools to support formerly NIS environments.
sed-like modify and convert LDIF files using regular expressions
Replace/add/delete LDAP attributes online with regular expressions
Simple, unobtrusive authentication for Node.js
OAuth 2.0 authorization server toolkit for Node.js
Coherence is a full featured, configurable authentication system
IDaaS/IAM solution that can Auth to web and mobile applications
Web-based LDAP address book browser/editor
Zentyal is a Linux Small Business Server
Tomcat SPNEGO/Kerberos Authenticator and Active Directory Realm
apache cookie SSO mechanism.
Implementation of XDG Base Directory specification for php
hook pam to authenticate users against anything
Apache LDAP Directory Manager
Facebook authentication strategy for Passport and Node.js.
JNDI DirContext source builder utility
Mature LDAP, LDIF and DSML client with i18n support.