How to install node packages, where's the node_modules?

[Ludwig]

Fair question.

Add npm package in docker-compose

Hi @pooria, to use external modules in n8n you’d need to set the NODE_FUNCTION_ALLOW_EXTERNAL environment variable. I’ve given this a quick go on my side and could run the following workflow as expected: Result: [image] This was the exact Dockerfile I have used: FROM n8nio/n8n:1.24.1 USER root RUN npm install -g @tryfabric/martian USER node This was my docker-compose.yml: services: n8n: build: . environment: - NODE_FUNCTION_ALLOW_EXTERNAL=* vol…

You can use the wildcard value for the external npm modules you want to allow instead of specifying the individual name. I’d also recommend checking to make sure you’re installing them globally, and rebuilding your docker container.