# install node 10.0.0 or greater, i like nvm for this
nvm install 10
nvm use 10
cd <path to unzipped folder with Escaped Chasm.exe>
# install NW.js globally
npm i -g nw
cd www
# somewhere in the game a capital-F Fonts is used
# but we're on a case sensitive filesystem, so...
ln -sf fonts Fonts
cd ..

# run the game
nw .