Bonjour, also known as zero-configuration networking, enables automatic discovery of devices and services on a local network using industry standard IP protocols. Bonjour makes it easy to discover, publish, and resolve network services with a sophisticated, yet easy-to-use, programming interface that is accessible from Cocoa, Ruby, Python, and other languages.
OS X and iOS
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Simplify Networking with Bonjour
Learn how your network applications and services on iOS, OS X and other platforms can use Bonjour to simplify your user experience.
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Bonjour Network Discovery and Connectivity
Watch how Bonjour makes it easy for your applications to publish, discover, and resolve network services.
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Bonjour Overview
Get an overview of the Bonjour architecture and available Bonjour APIs.
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NSNetServices and CFNetServices Programming Guide
Learn how to implement Bonjour APIs in your apps.
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Bonjour over Bluetooth on iOS 5.0
Get the latest on using Bonjour with iOS 5 or later.
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BonjourWeb
Use this iOS sample code to browse for network services using Bonjour.
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Mac Developer Library
Find additional Bonjour related guides and technotes for OS X.
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iOS Developer Library
Find additional Bonjour related guides and technotes for iOS.
Windows
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Bonjour SDK for Windows
Download the SDK and distribute Bonjour as part of your Windows app.
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Bonjour Print Services for Windows
Configure Bonjour-enabled printers from your Windows computer.
Source Code and Specifications
Bonjour is not only based on open Internet standards, our implementation is also available as Open Source under the Apache 2.0 license. It is built into most modern printers and many other consumer products.
Licensing and Trademarks
If you plan to use the Bonjour logo with your Bonjour-enabled products, be sure to review the latest guidelines and agreements.

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