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Rust's Role in Windows 11: A Detailed Overview

Details on Rust's usage in Windows 11: DLLs, DWriteCore, and the MathCAT library.

Two servicing DLLs, CloudRecoveryDownloadTool.dll and UdiApiClient.dll, have utilized Rust since the first 24H2 build. DWriteCore contains 57.9% Rust code. Additionally, Microsoft ships NarratorMCAT.dll, which includes the open-source Rust library MathCAT as a Windows component. This highlights the significance of Rust within the Windows ecosystem for engineers.

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