Here a build for MacOS :
1) Download: https://github.com/JahPowerBit/counterpartyws/raw/master/dist/counterpartyws.app.zip
2) Unzip
3) Update configuration file ~/Library/Application Support/counterpartyd/counterpartyd.conf
[Default]
bitcoind-rpc-connect=192.168.2.254
bitcoind-rpc-port=8332
bitcoind-rpc-user=xxxxx
bitcoind-rpc-password=xxxxx
rpc-password=xxxxx
gui-host=localhost
gui-port=8080
gui-user=xxxxx
gui-password=xxxxx
4) Double click countepartyws.app
5) Open you browser: http://localhost:8080
Source:
https://github.com/JahPowerBit/counterpartyws
Added, thanks!