Since CMake 3.11, FetchContent has become the standard for managing external files and libraries. It downloads the data when you run the configure command (e.g., cmake .. ).
file(DOWNLOAD ${URL} ${DEST} EXPECTED_HASH SHA256=e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 TLS_VERIFY ON ) Use code with caution. cmake file download example
If you need to download a specific file (like a machine learning model or a test dataset) rather than a library, use the file(DOWNLOAD ...) command. Since CMake 3