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    "activated_env": "EMSDK_PYTHON=%installation_dir%/python-2.7.13/python%.exe%",
    "is_old": true
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    "activated_env": "EMSDK_PYTHON=%installation_dir%/python-2.7.13.amd64/python%.exe%",
    "is_old": true
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    "windows_url": "python-3.7.4-embed-win32-patched.zip",
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    "append_bitness": false,
    "url": "https://github.com/WebAssembly/binaryen.git",
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    "url": "https://github.com/ninja-build/ninja.git",
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    "activated_path": "%installation_dir%/bin",
    "cmake_build_type": "Release",
    "custom_install_script": "build_ninja"
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    "id": "ccache",
    "version": "git-emscripten",
    "bitness": 64,
    "url": "https://github.com/juj/ccache.git",
    "git_branch": "emscripten",
    "activated_path": "%installation_dir%/bin",
    "activated_env": "_EMCC_CCACHE=1;CCACHE_CONFIGPATH=%installation_dir%/emcc_ccache.conf",
    "cmake_build_type": "Release",
    "custom_install_script": "build_ccache"
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}