Node.js
Install the runtime and follow the official guides.
Free and open source.
Explore toolLesson 1 of 3 · 10 min
Node.js runs JavaScript outside the browser, powering servers and tools.
A server listens for requests and sends responses: status codes like 200 (OK) and 404 (not found) describe results.
Sketch a server route that returns "Hello" for /hello and 404 for everything else.
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Install the runtime and follow the official guides.
Free and open source.
Explore toolExplore deployment tutorials when you are ready to host an API.
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Explore tool