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edgarsanchezon Ask HN: Which functional language has the best ecosystem for a web backend?

Yep F#, the language, works all right in .NET Core 2.0. Some libraries, particularly, type providers, not yet, but they are working, on it. And JSON.Net also works fine on .NET Core.

edgarsanchezon Ask HN: Which functional language has the best ecosystem for a web backend?

For a from zero to "Hello world!" no frills installation try https://medium.com/@edgarsanchezg/four-easy-steps-for-instal.... Then, you can go on to https://www.demystifyfp.com/FsApplied2/ great e-book (not free, but really inexpensive) on building F# webapps with suave.io

edgarsanchezon Ask HN: Which functional language has the best ecosystem for a web backend?

This e-book http://products.tamizhvendan.in/fsharp-applied/ should get you covered, Version II is just out :-)

edgarsanchezon Ask HN: Which functional language has the best ecosystem for a web backend?

F#, first because its ecosystem is the whole .NET Framework world of libraries, utils, etc. Second, because it's got its own set of very functional libraries like suave.io for web apps/services, FSharp.Data for consuming data of diverse sources/natures, Fable.io an elegant JavaScript transpiler. Finally, with very demanding production projects like jet.com it already has proved that it can process massive amounts of transactions.