SHA-256 Hash Generator

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JSON Formatter & Validator

Format, validate, and minify JSON data instantly

🔐

Base64 Encoder / Decoder

Encode or decode Base64 strings in one click

🔗

URL Encoder / Decoder

Encode or decode URL-safe strings

🎨

Color Code Converter

Convert color codes between HEX, RGB, and HSL formats

🔑

Strong Password Generator

Generate strong, secure passwords with custom rules

🎨

CSS Formatter & Beautifier

Format and beautify or minify CSS code online

🏷️

HTML Formatter & Beautifier

Format and beautify or minify HTML code with proper indentation

📋

XML Formatter & Beautifier

Format and validate XML. Check if XML is well-formed

📊

CSV Formatter Online

Format CSV data and preview it as a table with multiple delimiter support

🔄

CSV to JSON Converter

Convert CSV data to a JSON array instantly

🔄

JSON to CSV Converter

Convert a JSON array to CSV format instantly

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JSON to JSONP Converter

Wrap JSON in a JSONP callback function for cross-domain requests

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JSONP to JSON Converter

Strip JSONP callback wrapper and extract the pure JSON

⏰

Cron Job Expression Generator

Generate cron expressions with human-readable descriptions and presets

🔒

Mask Sensitive Data

Mask emails, phone numbers, and credit cards in text

🔐

Password Strength Checker

Check password strength with a live meter and criteria checklist

📧

Random Email Generator

Generate random email addresses for testing and development

👤

Random Username Generator

Generate random usernames in various styles for accounts and profiles

🌍

Domain Name Extractor

Extract domain names from URLs and text with deduplication

🗺️

Sitemap XML Validator

Validate sitemap XML structure and list all URLs found

⌨️

Online Screen Keyboard

Virtual on-screen keyboard with shift, caps lock, and copy support

🆔

UUID Generator

Generate random UUID v4 or timestamp-based UUID v1 in bulk

🏷️

HTML Entity Encoder / Decoder

Encode or decode HTML special characters and entities

🔎

Regex Tester

Test regular expressions with live match highlighting

🔓

JWT Decoder

Decode JWT tokens and inspect header and payload

🔄

JSON to YAML Converter

Convert JSON data to YAML format in the browser

🔄

YAML to JSON Converter

Convert basic YAML to pretty-printed JSON

🗄️

SQL Formatter Online

Format and beautify SQL queries or minify to one line

🔡

Number to Words Converter

Convert integers up to 999 billion into English words

🌈

CSS Gradient Generator

Build linear or radial CSS gradients visually and copy ready-to-use CSS code

🎨

Color Palette Generator

Generate complementary, analogous, triadic, and monochromatic color palettes

♿

Color Contrast Checker

Check color contrast ratio for WCAG 2.1 AA and AAA accessibility compliance

🏷️

Meta Tag Generator

Generate complete HTML meta tags including SEO, Open Graph, and Twitter Card tags

🤖

Robots.txt Generator

Generate a robots.txt file with custom crawler rules, disallow paths, and sitemap URL

📷

Image to Base64 Converter

Convert PNG, JPG, GIF, SVG, or WebP images to Base64 data URI for HTML and CSS

⬛

QR Code Generator

Generate QR codes from URLs, text, email, phone, or Wi-Fi. Download as PNG or SVG

🟫

CSS Box Shadow Generator

Visually build CSS box-shadow styles with live preview and copy the CSS code

⬜

CSS Flexbox Generator

Configure flexbox container properties visually with live preview and copy CSS

📐

PX ↔ REM / EM Converter

Convert CSS units between pixels, REM, and EM with bulk conversion and reference table

🔗

UTM Link Builder

Build UTM-tagged campaign URLs for Google Analytics. Add source, medium, campaign, and more

🔍

URL Parser & Analyzer

Parse any URL into protocol, hostname, path, query parameters, and hash. Edit and rebuild URLs

⬛

CSS Border Radius Generator

Control each corner radius individually with live preview and copy the CSS code

🔄

JSON ↔ XML Converter

Convert JSON to XML and XML to JSON instantly with formatted output

⊞

CSS Grid Generator

Build CSS grid layouts visually with live preview and instant code export

🌐

IP Address Lookup

Look up geolocation, ISP, and timezone for any IP address instantly

📡

HTTP Status Codes

Complete reference for all HTTP status codes 1xx–5xx with descriptions

👁️

Color Blindness Simulator

Simulate how images and colors appear with different types of color blindness

📋

Markdown Table Generator

Build Markdown tables visually and copy the code instantly.

🖼️

Image to Base64

Convert any image to Base64 data URI for embedding in code.