ImageSharp is a new, fully featured, fully managed, cross-platform, 2D graphics API. Designed to democratize image processing, ImageSharp brings you an incredibly powerful yet beautifully simple API. [Ref]
Having an azure function for your image resizing needs ,thumbnails, can be quite handy whether in production or a dev environment.
Azure Functions is a serverless compute service that enables you to run code on-demand without having to explicitly provision or manage infrastructure. Use Azure Functions to run a script or piece of code in response to a variety of events. [Ref]
You can setup a simple REST (Representational State Transfer) server for development purposes in Azure functions.
