Apache OpenWhisk vs Graphcool Framework: What are the differences?

Developers describe Apache OpenWhisk as "A serverless, open-source cloud platform". Apache OpenWhisk (incubating) is a serverless, open source cloud platform that executes functions in response to events at any scale. On the other hand, Graphcool Framework is detailed as "⚡️ Framework to develop & deploy serverless GraphQL backends". Graphcool is an open-source backend development framework to develop and deploy production-ready GraphQL microservices. The Graphcool Framework is a comprehensive collection of building blocks covering the entire spectrum of developing modern, data-centric GraphQL APIs.

Apache OpenWhisk and Graphcool Framework can be categorized as "Serverless / Task Processing" tools.

Some of the features offered by Apache OpenWhisk are:

• Fine-grained resource consumption
• Use any language, any service
• Plug your service into Apache OpenWhisk

On the other hand, Graphcool Framework provides the following key features:

• GraphQL database: A GraphQL database that allows you to query, mutate & stream data via the GraphQL CRUD API. It also contains a powerful database migration tool that lets you define and evolve your data model using GraphQL SDL.
• Powerful permission system: Protects your GraphQL API with a powerful permission system based on rules you define in terms of simple GraphQL permission queries.
• GraphQL subscription API: With the Graphcool Framework, realtime functionality (based on GraphQL subscriptions) comes for free. Your mutations automatically publish subscription events to the event gateway which forwards updates to all subscribed clients.q

Apache OpenWhisk is an open source tool with 4.1K GitHub stars and 792 GitHub forks. Here's a link to Apache OpenWhisk's open source repository on GitHub.