Resources

Documentation and API Reference

Find solutions to common development issues with a comprehensive set of guides, tutorials, and sample code in the Developer Library.

Guides

Programming guides and tutorials
iOS | OS X | Safari

Reference

Detailed API information
iOS | OS X | Safari

Release Notes

Updates on latest released versions
iOS | OS X | Safari

Technical Notes

Notes on specific technical issues
iOS | OS X | Safari

Technical Q&As

Answers to common coding and technical questions
iOS | OS X | Safari

Sample Code

Download sample code to see how specific technologies are implemented
iOS | OS X | Safari

Videos

Watch and learn from our engineers as they show how to bring the best of Apple technologies to your apps. View videos

Developer Forums

Discuss development topics with fellow developers and Apple engineers, from getting started to implementing the latest pre-release software. Learn more

Bug Reporting

Use the Apple Bug Reporter to submit and track bug reports and enhancement requests. Learn more