esptool-gui/tools-osx/tool-esptool/package.json

{
    "description": "esptool-ck",
    "name": "tool-esptool",
    "system": [
        "darwin_x86_64",
        "darwin_i386"
    ],
    "url": "https://github.com/igrr/esptool-ck",
    "version": "1.408.0"
}