# Mac OS X SDKs > Some Mac OS X SDKs for development purposes with [osxcross](https://github.com/tpoechtrager/osxcross) (a macOS Cross toolchain for Linux and BSDs). __NOTE:__ Please ensure you have read and understood first the [Xcode license terms](https://www.apple.com/legal/sla/docs/xcode.pdf). ## SDKs - [Mac OS X 12.1 (macOS Monterey)](https://github.com/joseluisq/macosx-sdks/releases/tag/12.1) - [Mac OS X 12.0 (macOS Monterey)](https://github.com/joseluisq/macosx-sdks/releases/tag/12.0) - [Mac OS X 11.3 (macOS Big Sur)](https://github.com/joseluisq/macosx-sdks/releases/tag/11.3) - [Mac OS X 11.1 (macOS Big Sur)](https://github.com/joseluisq/macosx-sdks/releases/tag/11.1) - [Mac OS X 10.15 (macOS Catalina)](https://github.com/joseluisq/macosx-sdks/releases/tag/10.15) - [Mac OS X 10.14 (macOS Mojave)](https://github.com/joseluisq/macosx-sdks/releases/tag/10.14) - [Mac OS X 10.13 (macOS High Sierra)](https://github.com/joseluisq/macosx-sdks/releases/tag/10.13) *SDKs packaged using **osxcross**. Checkout [Packaging the SDK on macOS](https://github.com/tpoechtrager/osxcross#packaging-the-sdk) for more details.* ## Resources - [Official macOS Release Notes Website](https://developer.apple.com/documentation/macos-release-notes) - [Rust Linux / Darwin Builder](https://github.com/joseluisq/rust-linux-darwin-builder) - One Docker image to cross-compile Rust programs for Linux (musl libc) or macOS.