Kubeless - Kubernetes native serverless framework
AWS Lambda - Automatic, event-driven compute service
Supergiant.io - A datacenter management system built on Kubernetes
Webscript.io - Webscript.io is a website that hosts LUA scripts that you can invoke from the web.
LastBackend - Lightweight Kubernetes replacement
Azure Functions - Azure Functions is a serverless event driven experience that extends the existing Azure App Service platform.