For a brief introduction the two articles by Jacques are useful – once you are ready to dive into code, this article by Wieruch is great! Covers at a high level why deno, installation, permissions, web API compatibility, standard library, third party libraries, imports, testing, TypeScript, and environment variables.
Covers at a high level context, middleware, and routes in Oak.
This is actually the second part of Wieruch’s How To Get Started with Deno Tutorial referenced above. Unfortunately, I’m not nearly as big a fan of this article as of its predecessor.
Third part of the series by Wieruch. I had issues with getting the messages.post route to work.
Covers at a high level using curl with REST APIs, routes in Oak, HTTP methods as REST operations, URIs as REST resources, modularizing models as data sources, and modularizing routing.