This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
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MDN Web Docs
developer.mozilla.org
did:plc:a4klb3lge3phlc4az4uspfpo
🆕 The URL Pattern API is Newly Available!
Use it to match and extract parts of URLs, no need to reinvent routing logic. Supports literals, wildcards, named groups, and even regex constraints.
Learn how it works 👇
https://developer.mozilla.org/en-US/docs/Web/API/URL_Pattern_API
2026-05-11T10:00:41.677Z