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# CUPS 2.3.3

CUPS is the standards-based, open source printing system developed by Apple Inc. for macOS® and other UNIX®-like operating systems.

## CUPS for Users

Overview of CUPS

Command-Line Printing and Options

User Forum

## CUPS for Administrators

Adding Printers and Classes

Managing Operation Policies

Using Network Printers

Firewalls

cupsd.conf Reference

## CUPS for Developers

CUPS Programming Manual

Filter and Backend Programming

Developer Forum