Open source software is at the heart of Apple platforms and developer tools. Apple works with developers around the world to create, contribute, and release open source code.
Many Apple products and services are built on open source software. Explore some of the projects we lead and contribute to below.
C++, Swift
Swift is a general-purpose programming language built using a modern approach to safety, performance, and software design patterns.
Swift
Container is a tool for creating and running Linux containers using lightweight virtual machines on a Mac. It's written in Swift and optimized for Apple silicon.
C++, Objective-C, Objective-C++, Swift, Python
WebKit is an open source Web content engine for browsers and other applications.
You can access the source code for our operating systems and developer tools by downloading releases or browsing Git repositories.