Dev Utils

Essential utilities for developers - formatters, converters, and previewers.

PX to REM

Convert pixel values to REM instantly. Set a custom base font size for accurate results.

CSS

JavaScript

JSON Formatter

Format, validate, and minify JSON instantly in your browser. Highlights syntax errors.

JavaScript

JSON

Markdown Preview

Write Markdown and see the rendered HTML side-by-side in real time.

Markdown

React

HTML Preview

Paste HTML and see it rendered live in a sandboxed preview.

HTML

JavaScript

Base64

Encode and decode Base64 strings instantly. Supports text and binary data.

JavaScript

Web API

SQL Formatter

Format and beautify SQL queries with proper indentation and keyword capitalisation.

SQL

JavaScript

YAML to JSON

Convert YAML to JSON instantly with validation and formatted output.

YAML

JavaScript