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URL Encoder

FREE100% LOCAL

Encode query parameters and special characters in URLs.

Privacy Secured: This utility runs 100% inside your browser. No files, logs, or values are uploaded to any server. Your information stays safe on your device.

About URL Encoder

The URL Encoder is a secure developer utility designed to convert special characters in URL paths and query parameters into standard URL-encoded formats. URLs can only contain a specific set of ASCII characters. Special characters like spaces, question marks, and ampersands must be encoded (e.g. space becomes %20) to prevent URL breakage or query parameter issues.

How it Works

Paste your URL or text parameter into the input area and click "Encode URL". The tool encodes the text instantly and displays it in the output box, ready to copy.

Key Features

  • URL Encoding: Encodes special characters into standard formats.
  • Robust Handling: Encodes spaces, ampersands, slashes, and more.
  • One-Click Copy: Easily copy the encoded output.
  • Local Processing: Runs entirely in your browser.

Technical Details

The encoder uses JavaScript's native encodeURIComponent() function, which encodes all characters except standard ASCII letters, numbers, and specific symbols (- _ . ! ~ * ' ( )). This is the standard method for encoding query parameters.

Common Use Cases

โ€ขDevelopers preparing parameters for API queries.
โ€ขWebmasters encoding redirect links with special characters.
โ€ขMarketing specialists creating tracking URLs.

Frequently Asked Questions

Characters like spaces, question marks, ampersands, slashes, and non-ASCII characters are converted to their percent-encoded equivalents (e.g. space becomes %20, & becomes %26).

No. URL encoding is a standard format translation, not encryption. Anyone can decode it easily.

Yes. All encoding happens locally on your device. Your URLs are never sent to a server.

๐Ÿ”’ Privacy Guarantee

โœ“Files never leave your device
โœ“No login required
โœ“No database required
โœ“100% browser-based