Horde Resource Locking System

Horde Logging library

Login tasks library

Horde LZ4 Compression Extension

Mail library

Horde Mail Autoconfiguration

MAPI utility library

Memcache client library

MIME library

MIME viewer library

A web based notes manager

Task list application

Native Language Support (NLS)

Horde Notification System

Horde OAuth client/server

Open-Xchange Connector

Horde Pack Utility

Horde password changing application

PDF writer library

Permissions library

Horde Preferences API

Horde Queue

Rampage Data Objects

PEAR installer role used to install Horde components

Horde Routes URL mapping system

RPC library

Horde Scheduler System

Scribe client for Horde

Secret Encryption API

Data Encapulation API

Horde Facebook client

API accessor for gravatar.com

Horde Twitter client

Horde_Service_UrlShortener Class

Weather service library

A simple Inventory App for Horde

Session handler library

Horde Shared Permissions System

SMTP client library

Network socket client library

Spellcheck API

Horde stream handler

PHP stream filters library

PHP stream wrappers library

Supporting library

Horde_SyncMl provides an API for processing SyncML requests

Horde Template System

Unit testing library

Text diff generation and rendering library

Text filtering and conversion library