Code Tutor — plain-language explanation of pasted code

Paste code in any language, pick your audience, and get a structured explanation: what it does, how it flows step by step, an ASCII diagram, the concepts you need, the pitfalls hiding in it, and a 3-question comprehension check. Free client-side prescan (language detection, function inventory, complexity hotspots) runs before you spend anything. Derived from @sickn33/code-documentation-code-explain (MIT).

Every public app is built from a security-scanned skill and must pass a clean scan — skill and frontend — before it can be listed. Have a skill of your own? Turn it into an app — or read the step-by-step walkthrough.