Serverless (in some people’s minds) currently encompasses:
- Anything that looks like “Function as a Service” like AWS Lambda, Google Cloud Functions, and Azure Functions
- Anything that can run a Function as a Service system, like OpenFaaS and similar
- Ok… lots of people think it’s a synonym for Function as a Service (spoiler: it’s not)
- Any solution that runs “on demand compute” such as Google App Engine (spoiler: it’s not)
- Anything that runs a container on demand like Google Cloud Run or Fargate (note: I like Cloud Run)
- Basically “on demand compute” of some description, some of which “scales to zero”
…
https://medium.com/swlh/what-is-serverless-the-2020-edition-5a2f21581fe5