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# Objective-C

Objective-C is a high-level general-purpose, object-oriented programming language that adds Smalltalk-style messaging to the C programming language.

## Software

This page lists all projects using this programming language or deployment platform. Only the main server-side requirements, packaging or distribution formats are considered.

### SOGo

SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface.

Website
Source Code
Demo

★1858
2025-01-28
Objective-C
LGPL-2.1

Groupware