Free Tools

Free Tools Hub

36+ free online tools for developers, designers, and businesses. No signup required. All tools run in your browser.

📊 JSON & Data

JSON Formatter & Validator

Format, validate, and beautify JSON

JSON to CSV Converter

Convert JSON arrays to CSV

JSON Schema Generator

Generate JSON Schema from sample data

JSON Diff Viewer

Compare two JSON documents

YAML to JSON

Convert YAML to JSON and back

XML Formatter

Format and validate XML

💻 Code & CSS

CSS Gradient Generator

Create beautiful CSS gradients

CSS Minifier

Minify and beautify CSS

HTML to JSX

Convert HTML to JSX for React

HTML Minifier

Minify and format HTML

SQL Formatter

Format SQL queries

JWT Decoder

Decode and inspect JWT tokens

🎨 Colors & Design

Color Palette Generator

Generate harmonious color palettes

Color Contrast Checker

Check WCAG accessibility contrast

Color Blindness Simulator

Simulate color blindness

Box Shadow Generator

Create CSS box shadows

Favicon Generator

Generate favicon from image or text

Image Color Extractor

Extract dominant colors from images

🔄 Converters & Calculators

Unit Converter

Convert between measurement units

Currency Converter

Real-time currency conversion

Timestamp Converter

Unix timestamp to human date

Number Base Converter

Binary, hex, decimal, octal

String Case Converter

camelCase, snake_case, etc.

Subnet Calculator

Calculate subnet ranges and masks

📝 Text & Content

Word Counter

Count words, characters, sentences

Lorem Ipsum Generator

Generate placeholder text

Markdown Preview

Live markdown preview

Regex Tester

Test regular expressions

URL Encoder/Decoder

Encode and decode URLs

Hash Generator

MD5, SHA-1, SHA-256

🔐 DevOps & Security

Password Generator

Generate secure passwords

Password Strength Checker

Check password strength

UUID Generator

Generate UUIDs/GUIDs

QR Code Generator

Generate QR codes

Base64 Encoder/Decoder

Encode and decode Base64

Cron Expression Explainer

Explain cron schedules

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