I'm using Windows and node-zopfli currently throws an error when trying to download the prebuilt binaries. This has been fixed in v2.0 as noted [here](https://github.com/pierreinglebert/node-zopfli/issues/76).
I'm using Windows and node-zopfli currently throws an error when trying to download the prebuilt binaries. This has been fixed in v2.0 as noted here.