What are some alternatives?
When comparing iKnode and Dokku, you can also consider the following products
Backendless - Backendless is a mobile Backend as a Service (mBaaS) platform.
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
convertigo - Convertigo offers mobile backend as a service for creating and deploying business mobile applications.
Google Cloud Functions - A serverless platform for building event-based microservices.
Parse (Updated) - Parse with five new products, live from F8
Azure Web Apps - Create and deploy mission critical Web apps that scale with your business