# List of LDAP software

The following is a list of software programs that can communicate with and/or host directory services via the Lightweight Directory Access Protocol (LDAP).

## Server software

| Product | Vendor | Software license | Initial Release | Last Release | Last Version | Comments |
| 389 Directory Server | Red Hat | GPL linking exception with exception to allow linking to non-GPL | 2005, Dec, | 2024, May 15 | 3.1.0 | Formerly Fedora Directory Server |
| Microsoft_Entra_ID | Microsoft | Proprietary | 2008, Oct 27 | 2025 | ? | Known as Azure Active Directory (AAD) as well |
| Jumpcloud | Jumpcloud | Proprietary | 2013, Sept | 2024, Dec 9 | ? | |
| Red Hat Identity Manager (IdM) | Red Hat | Proprietary | 2008, Apr 1 | 2024 | 4.12 | Fork of FreeIPA. Based on (RHEL 9.10 |
| Active Directory | Microsoft | Proprietary | 2000 | 2024, Nov 1 | 91 (WS 2025) | Integrated on Windows Server |
| Authorized Entities Directory (Æ-DIR) | Michael Ströder | Apache 2.0 | | | | Based on OpenLDAP with additional tools |
| Apache Directory Server | Apache Software Foundation | Apache 2.0 | 2006, Oct | 2023, Oct 23 | 2.0.0-AM27 | |
| Apple Open Directory - | Apple Inc. | Proprietary | | | | A fork of the OpenLDAP project |
| BEJY LDAP Server, | Stefan "Bebbo" Franke | GPL | | | | A Java LDAP Server. |
| CA Directory | CA Technologies | Proprietary | | 2024, Dec 2nd | 14.1 | CA Tech was acquired by Broadcom Inc in 2018 |
| Critical Path Directory Server | Critical Path | Proprietary | | | | Now owned by Synchronoss Technologies. |
| Directory services - | ForgeRock | Proprietary | | | | A fork of the OpenDJ project |
| DirX Directory | Atos (ex-Siemens) | | | | |
| FreeIPA | GNU | GPL | 2008, Apr 1 | 2024, June 10 | 4.12.1 | Using 389 Directory Server |
| IBM Tivoli Directory Server | IBM | Proprietary | | 2024, Oct 7 | 7.5 |
| LDAPJS. | Mark Cavage | MIT | 2009, May 27th | 2025 | 23.6.1 | Implementation of LDAP in JavaScript on Node.js |
| Mandriva Directory Server | Mandriva development team | GPL | 2011 | 2021, Nov 23 | | Now part of Mandriva Management Console |
| Meerkat DSA | Wildboar Software | MIT | | | | Also supports the full X.500 directory protocols: DAP, DSP, and DOP |
| Nexor Directory | | | | | | |
| NetIQ eDirectory | NetIQ | Proprietary | 1993 | 2023, May 31 | 9.2.8 | Successor. Originally known as Novell Directory Services (NDS). Successr of eDirectory and NDS. |
| OpenBSD ldapd | Martin Hedenfalk, OpenBSD | ISC | | | |
| OpenDJ | Open Identity Platform Community | CDDL | 2010, Dec 21 | 2024, May 7 | 4.6.3 | A fork of the OpenDS project developed by ForgeRock, until 2016, now maintained by OpenDJ Community |
| OpenDS | Sun Microsystems | CDDL | | 2024, May 7 | 4.6.3 | CDDL-licensed product no longer maintained, now Oracle Unified Directory. |
| OpenLDAP | Kurt Zeilenga and others (based on Slapd) | OpenLDAP Public License | 1998, Aug 26 | 2024, Nov 26 | 2.6.9 | LDAP clon from University of Michigan |
| Oracle Directory Server Enterprise Edition | Oracle, based on Sun DSEE | Proprietary | | | | 11g |
| Oracle Internet Directory | Oracle | Proprietary | | 2023, Jan | 12.2.1.4 | |
| Oracle Unified Directory (OUD) | Oracle, based on OpenDS | Proprietary | | 2024, Apr | 12.2.1.4 | Based on OpenDJ |
| PingDirectory | Ping Identity | Proprietary | 2002 | 2024, Dec | 10.2.0.0 | Based on OpenDS. Formerly UnboundID Directory Server). Was purchased by Ping. Original known as PingFederate, |
| RadiantOne | Radiant Logic | | | | |
| Red Hat Directory Server | Red Hat | GPL plus exception | | 2024, May 15 | 3.1.0 | Commercial version of 389 Directory Server |
| ReOpenLDAP | Peter-Service R&D | AGPL and OpenLDAP Public License | | | | Fork of OpenLDAP with improved stability for highload and multi-master clustering |
| Samba4 | Samba Team | GPLv3 | 1992, Jan | 2025, Jan 6 | 4.21.3 | Active Directory compatible Domain Controller |
| Slapd | University of Michigan | Free | 1993 | 1996 | | Standalone LDAP Daemon. Superseded by OpenLDAP |
| Sun Java System Directory Server | Sun Microsystems | | 2011 | 2011 | | No longer maintained |
| Wren:DS | Wren Security | CDDL | | | | A community driven open-source fork of OpenDJ project. |

## Server software (Env + Auth + Access)

| Name | Environment | Environment | Environment | Interface | Interface | Authentication | Authentication | Authentication | Authentication | Authentication | Authentication | Authentication | Authentication | Authentication |
| Name | Heterogenous | Agnostic | AD | GUI | CLI | IAM | SSO | MFA | NTLM | KDC | SA[S,M]L | OAuth | OIDC | FS |
| Active Directory | No | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Apache Directory Server | ? | Yes | No | Yes | Yes | No | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes |
| Red Hat Directory Server | No | No | Yes | Yes | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes |
| FreeIPA | No | No | Yes | Yes | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes |
| OpenLDAP | Yes | Yes | No | Yes | Yes | Yes | Yes | No | No | No | Yes | No | No | Yes |
| Microsoft_Entra_ID | No | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
* FS: Federation Services

## Server software (Features)

| Name | Features | Features | Features | Features | Features | Features | Features | Features | Features | Features | Features | Features | Features | Features |
| Name | Replication | GPO | LDIF | PKI | LDAP | NTP | DNS | DHCP | POP3 | IMAP | SMB | CIFS | BRS | DRS |
| Active Directory | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Apache Directory Server | Yes | No | Yes | Yes | Yes | Yes | No | No | No | No | No | No | Yes | Yes |
| Red Hat Directory Server | Yes | No | Yes | Yes | Yes | No | No | No | No | No | No | No | Yes | Yes |
| FreeIPA | Yes | No | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Red Hat IdM | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| OpenLDAP | Yes | No | Yes | Yes | Yes | No | No | No | No | No | No | No | No | No |
| Azure Active Directory | Yes | Yes | Yes | Yes | No | No | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes |
* BRS: Backup Recovery System Backup_and_Restore
* DRP: Disaster Recovery Plan IT_disaster_recovery

## Client software
### Cross-platform

* Admin4 - an open source LDAP browser and directory client for Linux, OS X, and Microsoft Windows, implemented in Python.
* Apache Directory Server/Studio - an LDAP browser and directory client for Linux, OS X, and Microsoft Windows, and as a plug-in for the Eclipse development environment.
* FusionDirectory, a web application under license GNU General Public License developed in PHP for managing LDAP directory and associated services.
* JXplorer - a Java-based browser that runs in any operating environment.
* JXWorkBench - a Java-based plugin to JXplorer that includes LDAP reporting using the JasperReports reporting engine.
* LDAP Account Manager - a PHP based webfrontend for managing various account types in an LDAP directory.
* phpLDAPadmin - a web-based LDAP administration tool for creating and editing LDAP entries in any LDAP server.
* LDAP User Manager - A simple PHP interface to add LDAP users and groups. Also has a self-service password change feature. Designed to be run as a Docker container.
* SLAMD - an open source load generation software suite, for testing multiple application protocols, including LDAP. Also contains tools for creating test data and test scripts.
* RoundCube - an open source and free PHP IMAP client with support with LDAP based address books.
* GOsa² - provides a powerful framework for managing accounts and systems in LDAP databases
* web2ldap, a web application under license Apache License 2.0 developed in Python for managing LDAP directories.
* OpenDJ - a Java-based LDAP server and directory client that runs in any operating environment, under license CDDL
* LDAP Explorer - a VS Code extension to browse LDAP servers

### Linux/UNIX

* Evolution - the contacts part of GNOME's PIM can query LDAP servers.
* KAddressBook - the address book application for KDE, capable of querying LDAP servers.
* OpenLDAP - a free, open source implementation.
* diradm / diradm-2 - A nearly complete nss/shadow suite for managing POSIX users/groups/data in LDAP.
* System Security Services Daemon (SSSD) - a system service to access remote directories and authentication mechanisms

### Mac OS X

* Contacts - an LDAP-aware address book application built into Mac OS X.
* Directory Utility - a utility for configuring access to several types of directory servers, including LDAP; built into Mac OS X.
* Workgroup Manager - a utility for configuring access to several types of directory servers, including LDAP; built into Mac OS X Server and one of Apple's Server Admin Tools.
* Slapd - from the Univ of Michigan

### Microsoft Windows

* Active Directory Explorer - a freeware LDAP client tool from Microsoft
* LDAP Admin - a free, open source LDAP directory browser and editor
* Ldp is an LDAP client included with Microsoft Windows
* NetTools - is a freeware utility for AD troubleshooting and includes an LDAP client
* ActivMann- is a freeware utility for managing users and groups in Active Directory

## Middleware

* Json2Ldap - a JSON-RPC-to-LDAP gateway