Monaco editor is an online code editor similar to vscode. Look at the urbit-pilled/Monaco-hoon repo for an example of how to use monaco with hoon.
git clone https://github.com/urbit-pilled/Monaco-hoonyarn installyarn build && yarn start- Use the editor by opening http://localhost:9000
The monaco-hoon demo is hosted using github pages at https://urbit-pilled.github.io/Monaco-hoon/