package_index.template

        {
          "name": "imgtool",
          "version": "%%VERSION%%",
          "systems": [
            {
              "host": "i386-apple-darwin11",
              "url": "https://downloads.arduino.cc/tools/%%FILENAME_MACOS_64BIT%%",
              "archiveFileName": "%%FILENAME_MACOS_64BIT%%",
              "size": "%%SIZE_MACOS_64BIT%%",
              "checksum": "SHA-256:%%SHA_MACOS_64BIT%%"
            },
            {
              "host": "arm-linux-gnueabihf",
              "url": "https://downloads.arduino.cc/tools/%%FILENAME_LINUX_ARMV6%%",
              "archiveFileName": "%%FILENAME_LINUX_ARMV6%%",
              "size": "%%SIZE_LINUX_ARMV6%%",
              "checksum": "SHA-256:%%SHA_LINUX_ARMV6%%"
            },
            {
              "host": "aarch64-linux-gnu",
              "url": "https://downloads.arduino.cc/tools/%%FILENAME_LINUX_ARM64%%",
              "archiveFileName": "%%FILENAME_LINUX_ARM64%%",
              "size": "%%SIZE_LINUX_ARM64%%",
              "checksum": "SHA-256:%%SHA_LINUX_ARM64%%"
            },
            {
              "host": "x86_64-linux-gnu",
              "url": "https://downloads.arduino.cc/tools/%%FILENAME_LINUX_64BIT%%",
              "archiveFileName": "%%FILENAME_LINUX_64BIT%%",
              "size": "%%SIZE_LINUX_64BIT%%",
              "checksum": "SHA-256:%%SHA_LINUX_64BIT%%"
            },
            {
              "host": "i686-linux-gnu",
              "url": "https://downloads.arduino.cc/tools/%%FILENAME_LINUX_32BIT%%",
              "archiveFileName": "%%FILENAME_LINUX_32BIT%%",
              "size": "%%SIZE_LINUX_32BIT%%",
              "checksum": "SHA-256:%%SHA_LINUX_32BIT%%"
            },
            {
              "host": "i686-mingw32",
              "url": "https://downloads.arduino.cc/tools/%%FILENAME_WINDOWS_32BIT%%",
              "archiveFileName": "%%FILENAME_WINDOWS_32BIT%%",
              "size": "%%SIZE_WINDOWS_32BIT%%",
              "checksum": "SHA-256:%%SHA_WINDOWS_32BIT%%"
            },
            {
              "host": "x86_64-mingw32",
              "url": "https://downloads.arduino.cc/tools/%%FILENAME_WINDOWS_64BIT%%",
              "archiveFileName": "%%FILENAME_WINDOWS_64BIT%%",
              "size": "%%SIZE_WINDOWS_64BIT%%",
              "checksum": "SHA-256:%%SHA_WINDOWS_64BIT%%"
            }
          ]
        }