The SLAPD (Standalone

LDAP The Lightweight Directory Access Protocol (LDAP ) is an open, vendor-neutral, industry standard application protocol for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network. Directory servi ...

Daemon) and SLURPD (Stand-alone LDAP update replication daemon) originally evolved within the long-running project that developed the LDAP protocol. It was developed at the

University of Michigan , mottoeng = "Arts, Knowledge, Truth" , former_names = Catholepistemiad, or University of Michigania (1817–1821) , budget = $10.3 billion (2021) , endowment = $17 billion (2021)As o ...

, and was the first Lightweight Directory Access Protocol (LDAP) software. Today, many LDAP Server Implementations are derived from the same code base of the original SLAPD and/or evolutions of it.

University of Michigan

Tim Howes Tim Howes (born September 21, 1963) is a software engineer, entrepreneur and author. He is the co-creator of the Lightweight Directory Access Protocol (LDAP), the Internet standard for accessing directory servers. He co-founded enterprise soft ...

of the University of Michigan, Steve Kille of Isode Limited,

Wengyik Yeong Wengyik 'Weng' Yeong (1966–2007) was an American computer scientist. He is principally known for his work on the X.500, LDAP, and SNMP Internet protocols. He also authored and edited several Internet Engineering Task Force Requests for comme ...

of Performance Systems International and Colin Robbins of

Nexor Nexor Limited is a privately held company based in Nottingham, providing product and services to safeguard government, defence and critical national infrastructure computer systems. It was originally known as X-Tel Services Limited. History Ne ...

authored the original

specification.RFC 1778 - Lightweight Directory Access Protocol (LDAP) In 1993, initial implementations of the LDAP standard were made by Howes at the University of Michigan, in the form of LDAPD as a proxy for the

Quipu ''Quipu'' (also spelled ''khipu'') are recording devices fashioned from strings historically used by a number of cultures in the region of Andean South America. A ''quipu'' usually consisted of cotton or camelid fiber strings. The Inca people u ...

X.500 directory and SLAPD.

Netscape Communications Corporation

In 1996

Netscape Communications Corporation Netscape Communications Corporation (originally Mosaic Communications Corporation) was an American independent computer services company with headquarters in Mountain View, California and then Dulles, Virginia. Its Netscape web browser was onc ...

hired several of the project's developers, who then worked on what became known as the Netscape Directory Server.

SLAPD Implementations

* 389 Directory Server *

OpenLDAP OpenLDAP is a free, open-source implementation of the Lightweight Directory Access Protocol (LDAP) developed by the OpenLDAP Project. It is released under its own BSD-style license called the OpenLDAP Public License. LDAP is a platform-independ ...

Notes

Directory services {{Software-stub

University of Michigan

Netscape Communications Corporation

SLAPD Implementations

See also

Notes