<!--
{
  "availability" : [
    "macCatalyst: 13.0.0 -",
    "macOS: 10.6.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "OpenDirectory",
  "identifier" : "/documentation/OpenDirectory",
  "metadataVersion" : "0.1.0",
  "role" : "Framework",
  "symbol" : {
    "kind" : "Framework",
    "modules" : [
      "Open Directory"
    ],
    "preciseIdentifier" : "OpenDirectory"
  },
  "title" : "Open Directory"
}
-->

# Open Directory

Authenticate users, and search for contact information in Open Directory and LDAP directories.

## Topics

### Classes

[`class ODAttributeMap`](/documentation/OpenDirectory/ODAttributeMap)

[`class ODConfiguration`](/documentation/OpenDirectory/ODConfiguration)

[`class ODContext`](/documentation/OpenDirectory/ODContext)

An Open Directory context type.

[`class ODMappings`](/documentation/OpenDirectory/ODMappings)

[`class ODModuleEntry`](/documentation/OpenDirectory/ODModuleEntry)

[`class ODNode`](/documentation/OpenDirectory/ODNode)

An `ODNode` object serves as a Cocoa wrapper for an Open Directory node.

[`class ODNodeRef`](/documentation/OpenDirectory/ODNodeRef)

An Open Directory node type.

[`class ODQuery`](/documentation/OpenDirectory/ODQuery)

An `ODQuery` object serves as a Cocoa wrapper for an Open Directory query.

[`class ODQueryRef`](/documentation/OpenDirectory/ODQueryRef)

An Open Directory query type.

[`class ODRecord`](/documentation/OpenDirectory/ODRecord)

An `ODRecord` object serves as a Cocoa wrapper for an Open Directory record.

[`class ODRecordMap`](/documentation/OpenDirectory/ODRecordMap)

[`class ODRecordRef`](/documentation/OpenDirectory/ODRecordRef)

An Open Directory record type.

[`class ODSession`](/documentation/OpenDirectory/ODSession)

An `ODSession` object serves as a Cocoa wrapper for an Open Directory session.

[`class ODSessionRef`](/documentation/OpenDirectory/ODSessionRef)

An Open Directory session type.

### Protocols

[`protocol ODQueryDelegate`](/documentation/OpenDirectory/ODQueryDelegate)

The `ODQueryDelegate` protocol defines methods for receiving results returned from an Open Directory query.

### Structures

[`struct ODFrameworkErrors`](/documentation/OpenDirectory/ODFrameworkErrors)

### Reference

[OpenDirectory Functions](/documentation/OpenDirectory/opendirectory-functions)

This document describes the functions, constants, and data types used to interact with Open Directory.

[OpenDirectory Enumerations](/documentation/OpenDirectory/opendirectory-enumerations)

[OpenDirectory Constants](/documentation/OpenDirectory/opendirectory-constants)

[OpenDirectory Data Types](/documentation/OpenDirectory/opendirectory-data-types)

### Classes

[`class ODContextRef`](/documentation/OpenDirectory/ODContextRef)

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)