Skip to content
Allset Lab

Developer tool

URL Encode and Decode

Encode spaces and reserved characters for a URL, or decode a percent-encoded string back to readable text.

Processed in your browser. The text is not sent to our servers.

How to URL-encode text

  1. Paste a query value, path segment, or full string.
  2. Choose Encode to turn spaces and reserved characters into percent-encoding.
  3. Choose Decode to turn a percent-encoded string back into readable text.

Frequently asked questions

Which characters get encoded?

Encode uses encodeURIComponent, so spaces, punctuation, and non-ASCII characters are percent-encoded. Letters and numbers stay as they are.

Is the text uploaded?

No. Encoding and decoding run in your browser and the text is not sent to our servers.

Related developer tools

Keep working without leaving the site.

JSON Formatter

Format, validate, and minify JSON.

Open tool

Base64 Encode

Encode or decode Base64 text.

Open tool

Hash Generator

Create SHA-256 and other checksums.

Open tool

CSV to JSON

Turn CSV rows into a JSON array.

Open tool

JSON to CSV

Turn a JSON array of objects into CSV.

Open tool

JWT Decoder

Read a token header and payload.

Open tool

XML Formatter

Indent XML so the structure is easier to read.

Open tool

YAML to JSON

Turn YAML keys and lists into JSON.

Open tool

Cron Explainer

Read a cron expression in plain language.

Open tool