Express-entsoe Easy to use json api for entso-e. You can get the security token for free, by sending “Restful API access” to transparency@entsoe.eu https://transparency.entsoe.eu/content/static_content/download?path=/Static%20content/API-Token-Management.pdf Usage: app.use(Entsoe.init({ securityToken:'XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXXXXXXX' })