git clone https://github.com/InseeFrLab/onyxia
cd onyxia/web
yarn install
# To start the app locally
yarn dev
# If you want to test against your own Onyxia instance edit the .env.local.yaml
# file (created automatically the first time you run `yarn dev`)
You have a video here where we guide you through the setup of the dev environnement: