https://xerces.apache.org/xerces-c/

https://xerces.apache.org/xerces-c/source-repository.html
    https://gitbox.apache.org/repos/asf?p=xerces-c.git
    https://gitbox.apache.org/repos/asf/xerces-c.git
    https://github.com/apache/xerces-c/ 

http://xerces.apache.org/xerces-c/download.cgi
    http://ftp.byfly.by/pub/apache.org//xerces/c/
    https://downloads.apache.org/xerces/c/
    https://downloads.apache.org/xerces/c/3/sources/
    https://downloads.apache.org/xerces/c/3/sources/xerces-c-3.2.2.zip
    https://downloads.apache.org/xerces/c/3/sources/xerces-c-3.2.2.zip.sha256
    https://downloads.apache.org/xerces/c/3/sources/xerces-c-3.2.2.tar.bz2
    https://downloads.apache.org/xerces/c/3/sources/xerces-c-3.2.2.tar.bz2.sha256
    http://archive.apache.org/dist/xerces/c/3/sources/

https://xerces.apache.org/xerces-c/build-3.html
    mkdir build
    cd build
    cmake -DCMAKE_INSTALL_PREFIX=inst ..
        -DCMAKE_BUILD_TYPE=Debug
    cmake --build . --config Debug -t install
        libxerces-c-3.2.a
        Release - 18960792 
        Debug   - 36981808 

    https://cmake.org/cmake/help/latest/policy/CMP0074.html

    xerces-c-3.2.2/
        src/CMakeLists.txt

        # Transcoders, conditionally built based on selection
        #
        if(XERCES_USE_TRANSCODER_ICU)
          list(APPEND libxerces_c_SOURCES ${icu_sources})
          list(APPEND libxerces_c_HEADERS ${icu_headers})
          list(APPEND libxerces_c_DEPS ICU::uc ICU::data)
        endif()

        cmake/FindICU.cmake
    

https://xerces.apache.org/xerces-c/program-3.html

https://xerces.apache.org/xerces-c/api-3.html
https://xerces.apache.org/xerces-c/apiDocs-3/index.html

https://xerces.apache.org/xerces-c/samples-3.html