Developer Tool

URL Encoder / Decoder

Encode and decode URLs, query parameters, and special characters for web development and API integrations.

Input

0 characters | Input

Output

0 characters | Output (readonly)

Quick Guide

Step 1: Paste your URL or text in the input box
Step 2: Click Encode URI for full URLs or Encode Component for query values
Step 3: Use Decode URI or Decode Component to reverse the encoding
Step 4: Click Swap to move output to input, or Copy Output to clipboard

What is URL Encoder / Decoder?

URL Encoder Decoder converts special characters to URL-safe format and back. See also: base64-encoder-decoder or html-encode-decode.

How It Works

Enter or paste your code or data into the input area, configure any options, and click the process button. The tool parses, transforms, or validates your input using built-in algorithms and displays the result instantly. You can copy the output or download it as a file.

Use Cases

Developers formatting code before committing to a repository
Teams validating JSON, XML, or SQL before deploying to production
Students learning programming who need to check their code output

Frequently Asked Questions

What does the URL Encoder / Decoder do?

It processes your code or data in the browser, providing instant formatting, validation, or conversion results.

Is my code sent to a server?

No, all processing is done client-side. Your code stays on your device.

Can I use it on mobile?

Yes, the tool is fully responsive and works on smartphones and tablets.

Related Tools

Base64 Encoder / Decoder

Encode and decode Base64 strings

HTML Encode / Decode

Encode and decode HTML entities