DataWorkbench
All Tools

All Tools (41)

01JSON Formatter & Validator02JSON Path Builder03JWT Decoder04Base64 Encode / Decode05URL Encode / Decode06Unix Timestamp Converter07SQL Formatter08CSV ↔ JSON Converter09CSV Duplicate Processor10Markdown → HTML Converter11Regex Tester12HTML Formatter / Minifier13Character & Byte Counter14Japanese Era ↔ Gregorian Converter15Katakana ↔ Hiragana Converter16Japan Postal Code Lookup17Character Encoding Inspector (UTF-8)18XML ↔ JSON Converter19YAML ↔ JSON Converter20HTML Entity Encoder / Decoder21SQL IN Clause Generator22Date Difference Calculator23Japan Phone Number Formatter24CSV Column Extractor25CSV Merger26Text / JSON Diff Viewer27SQL INSERT Generator28SQL Function Reference29SQL Query Analyzer30Business Day Calculator31Power Query Code Generator32Japan Address Splitter33UUID Generator34Hash Generator (SHA-256 / SHA-512)35Number Base Converter (2 / 8 / 10 / 16)36Cron Expression Parser37Color Code Converter (HEX / RGB / HSL)38QR Code Generator39Image Resizer40Image Compressor41PDF Merger

History and favorites reset automatically after 30 days of inactivity.

url encode decode percent encoding query param

URL Encode / Decode

Convert non-ASCII characters and special chars in URLs to %XX format, or decode them back. Useful when building API parameters or redirect URLs.

USAGE

3 simple steps

  1. 1Paste the URL or string you want to encode/decode
  2. 2Select Encode or Decode direction
  3. 3Click Convert to see the result

FAQ

Frequently Asked Questions

Q. Pasting the full URL encodes :// and & too.

A. This tool is intended for encoding individual URL parts such as query parameter values. Cut out only the part you want to encode before pasting.

Q. What is the difference between encodeURI and encodeURIComponent?

A. encodeURI encodes a full URL; encodeURIComponent encodes individual parts like query parameters. This tool performs encodeURIComponent-equivalent conversion.

Related Tools

Base64 Encode / DecodeHTML Entity Encoder / DecoderJSON Formatter & Validator