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URL Encoder Decoder Online

Free online tool to encode or decode url components. Fast, private, and easy to use with no login required. All processing happens in your browser.

url
encoder
decoder
Encode Mode

Options

Use encodeURIComponent/decodeURIComponent (encodes more characters)

Convert spaces to %20

Only encode special characters

Requires Pro account

Features

  • Standard URL encoding/decoding
  • Component encoding for special characters
  • Custom encoding options
  • File upload and download support

About URL Encoder & Decoder

This free online URL encoder and decoder tool helps you encode and decode URLs with various options for different use cases. Perfect for web development, API integration, and handling URLs with special characters.

Key Features

  • Standard URL encoding using encodeURI() for basic URL encoding
  • Component encoding with encodeURIComponent() for query parameters
  • Custom options for space encoding and special character handling
  • Bidirectional processing with easy mode switching
  • File upload support and downloadable results
  • Smart decoding with alternative method fallbacks
  • Copy to clipboard or download as text files

Use Cases

  • Query parameter encoding for URL query strings
  • API request preparation with special characters
  • Form data encoding for URL submission
  • Web development URL handling with spaces and special chars
  • Data processing for databases and APIs
  • Link sharing across different platforms

Supported Formats

Standard URL Encoding (encodeURI)
Component Encoding (encodeURIComponent)
Custom Space Encoding (%20 or +)
Special Characters Only
Query String Parameters
Complete URLs

Related Keywords

url encoder
url decoder
url encode
url decode
percent encoding
uri encoder
query string encoder
url escape
url unescape
web encoding

Best Practice

Use component encoding (encodeURIComponent) for query parameter values and standard encoding (encodeURI) for complete URLs. This ensures proper handling of special characters while maintaining URL structure.

Privacy & Security

All processing happens locally in your browser. Your data never leaves your computer, ensuring complete privacy and security.

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