Horde Autoloader
Horde Browser API
Horde Caching API
Command line interface library
Horde Compression API
Fast Compression Library
Horde Constraint library
Tagging application
Controller library
Core Horde Framework library
Cryptography library
Blowfish Encryption Library
CSS Minification
Horde CSS Parser
Horde Data API
Horde Date package
Horde Date Parser
Horde library for WebDAV, CalDAV, CardDAV
Horde Database Libraries
Horde Editor API
Horde ElasticSearch client
Horde Exception Handler
Horde Feed libraries
Horde Form API
Web-based file manager
Horde User Groups System
Horde Groupware
Horde Hash Table Interface
API for tracking the history of an object
Horde HTTP libraries
iCalendar and vCard library
IDNA backend normalization package
Image library
IMAP client library
Webmail application
IMSP API
An email filter rules manager
Horde dependency injection container
iTip invitation response handling
Javascript Minification
A package for reading/writing Kolab data formats
A package for manipulating the Kolab user database
A package managing an active Kolab session
A package for handling Kolab data stored on an IMAP server
Calendar and scheduling application
LDAP client library
Horde List Headers Parsing Library
Horde Resource Locking System
Horde Logging library
Horde Login Tasks System