Encoding & Unicode

Decode Base64 strings back to readable text for debugging and QA.

Encode plain text to Base64 for APIs, fixtures, and browser debugging.

Decode Base64 image strings back into viewable image content.

Encode image files to Base64 for HTML, CSS, JSON, and testing.

Encode audio files or URLs as Base64 strings.

This URL encoder is built for the small but important job of making strings safe

Use this URL decoder when a link, query string, or redirect target is too

Encode HTML entities and reserved characters in browser-side text

Decode HTML entities and reserved characters in browser-side text

This UTF-8 converter is built for real debugging work: paste text, bytes, or

This Unicode text converter is built for the everyday debugging work around

Look up HTML entities, symbols, and special character codes

Decode URL query strings online for redirects, API requests, and campaign tags.

Encode URL query strings online for redirects, API requests, and tracking tags.

This UTF-16 encoder and decoder is built for practical troubleshooting rather

A UTF-32 converter is rarely the first tool you open, but it becomes very

Encode text to Base58, Base62 or Base91, or decode it back.

Decode Base91 strings into readable text for debugging and data checks.

Encode plain text into Base62 strings for compact IDs and developer workflows.

Convert configuration and data files between JSON, YAML, XML and INI.

Generate an XSD draft from XML for schema and validation work.

Paste a JSON sample and get typed C#, Java or PHP classes for it.

Object Serialization and Deserialization

This SAML decoder is built for SSO troubleshooting and message inspection rather

This SAML encoder is built for the opposite side of the SSO debugging loop: you

A QR code is only useful if people can scan it quickly and land in the right

Generate scannable barcode labels with export controls.

Convert Text to Morse Code - encode or decode