Some simple demos use deno.
Github-Deno: A secure runtime for JavaScript and TypeScript.
Deno-oak: A middleware framework for Deno's net server.
If you install deno Ok, you can run
$ deno run https://deno.land/std/examples/welcome.ts
Welcome info will show for you.
run use
$deno run 1_hello_deno.ts
run use
$deno run --allow-net 2_deno_web.ts
run use
$deno run -A 3_deno_with_router.ts