From Safari 13, you can only install extension from Mac App Store.
brew install [email protected] export PATH="/usr/local/opt/[email protected]/bin:$PATH" # make sure node and npm is v10, cause octotree used gulp 3, which is not working with node 12. git clone https://github.com/ovity/octotree.git ~/src/octotree cd ~/src/octotree git checkout master npm i npm install [email protected] npm run dist # extension locate in ~/src/octotree/tmp/safari/octotree.safariextension/ cd ~/Library/Safari/Extensions mv ~/src/octotree/tmp/safari/octotree.safariextension .
Developermenu in Safari
Developer - Show Extension Builder
- Add octotree.safariextension and Run