All tools

96 converters across 8 categories. Search live or jump to a section.

25 matches

Date & Time1 tools

Scheduling

Cron Explainer

Decode cron expressions in plain English.

Data & Code17 tools

Structured data

JSON ⇄ XML Converter

Convert JSON to XML or XML to JSON — both directions.

JSON Formatter & Validator

Beautify, minify and validate JSON — free, no signup.

CSV ⇄ JSON Converter

Turn CSV into JSON or JSON into CSV — both directions.

YAML ⇄ JSON Converter

Convert YAML to JSON or JSON to YAML — both directions.

SQL Formatter

Beautify and indent ugly SQL queries.

XML Formatter & Validator

Beautify, minify and validate XML — instantly.

HTML Formatter

Beautify and minify HTML — Prettier defaults.

CSS Formatter

Beautify and minify CSS stylesheets.

JavaScript / TypeScript Formatter

Prettier-formatted JS & TS, in the browser.

YAML Formatter

Normalise YAML indentation and structure.

Markdown Formatter

Normalise markdown with Prettier.

GraphQL Formatter

Format GraphQL queries and schemas.

JSON5 Formatter

Parse JSON with comments and trailing commas.

JSON ⇄ Excel Converter

Convert JSON arrays to Excel or Excel sheets to JSON.

Identifiers

UUID Generator

Generate v4 UUIDs in bulk — cryptographically secure.

Slug Generator

Turn any text into a URL-friendly slug.

Dev utilities

Regex Tester

Test JavaScript regular expressions live.

Encoding & Crypto7 tools

Encoders

Base64 Encode / Decode

Encode and decode Base64 — Unicode-safe.

URL Encode / Decode

Percent-encode and decode URLs safely.

HTML Entities Encode / Decode

Escape or unescape HTML special characters.

Ciphers

Morse Code Translator

Encode and decode international Morse code.

Security

JWT Decoder

Decode and inspect JWT tokens — locally, never logged.

HMAC Generator

HMAC-SHA1/256/384/512 with any secret.

Codes

QR Code Generator & Reader

Generate customisable QR codes or decode them from images.

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