Free Url Shortener API
Overview
Free URL Shortener (Ulvis.net) is a no-auth API that lets you shorten URLs and optionally set custom aliases, all completely free. It offers a simple REST interface where you send a URL and receive a shortened link without needing to register or obtain an API key. This makes it one of the fastest APIs to integrate for basic URL shortening needs.
Beginner Tip
Use the GET API endpoint with your URL as a query parameter to instantly get a short link with no sign-up required. You can also pass a custom alias parameter to create a memorable short URL.
Available Data
Example Response
{
"id": "abc123",
"short_url": "https://short.ly/abc123",
"long_url": "https://example.com/very/long/url/path",
"clicks": 1542,
"created_at": "2025-01-10T14:30:00Z"
} Field Reference
status success or error indicating the result of the request data The generated short URL when the request is successful error Error message describing what went wrong when status is error Implementation Example
const url = "https://ulvis.net/";
const response = await fetch(url);
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
const data = await response.json();
console.log(data); What Can You Build?
Note: These code examples are AI-generated and unverified. Always refer to the official API documentation for accurate usage.
Common Errors & Troubleshooting
Matrix Score Breakdown
Fully tested on Apr 5, 2026
Technical Specifications
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