MJML Renderer API for railway.app

Deploy an MJML rendering API on Railway. Send MJML via REST and receive compiled HTML.

Endpoints

• GET /health -> returns ok
• POST /render -> renders MJML to HTML

Request Format

You can send either plain text MJML:

curl -X POST http://localhost:8080/render \
  -H "Content-Type: text/plain" \
  --data 'Hello'

or JSON:

curl -X POST http://localhost:8080/render \
  -H "Content-Type: application/json" \
  -d '{"mjml":"Hello"}'

Environment

Local

docker build -t railwayapp-mjml .
docker run --rm -p 8080:8080 -e PORT=8080 railwayapp-mjml