Tools

JSON Formatter

Format, validate, minify and beautify JSON instantly in your browser.

Developer

JSON Validator

Check whether a JSON string is valid and see clear error messages.

Developer

Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to text.

Developer

URL Encoder / Decoder

Encode or decode URL query strings and path segments safely.

Developer

UUID Generator

Generate UUID v4 identifiers for apps, databases, and APIs.

Developer

JWT Decoder

Decode JWT header and payload locally. Does not verify signatures.

Developer

Regex Tester

Test regular expressions against sample text with live match highlights.

Developer

Hash Generator

Generate SHA-256, SHA-384, or SHA-512 hashes from text in the browser.

Developer

Timestamp Converter

Convert Unix timestamps to human dates and back.

Developer

Color Converter

Convert between HEX, RGB, and HSL color formats.

Developer

Markdown Preview

Write Markdown and preview rendered HTML side by side.

Developer

HTML Formatter

Beautify HTML indentation for readability.

Developer

CSS Formatter

Beautify or minify CSS for development and delivery.

Developer

JavaScript Formatter

Indent JavaScript for readability (best-effort beautify).

Developer

Meta Tag Generator

Generate title, description, and social meta tags for your pages.

SEO

Robots.txt Generator

Build a robots.txt file with allow/disallow rules and sitemap URL.

SEO

Sitemap Generator

Generate a basic XML sitemap from a list of URLs.

SEO

Slug Generator

Convert titles into clean URL slugs.

SEO

Open Graph Generator

Generate Open Graph tags for social link previews.

SEO

Canonical URL Generator

Generate a canonical link tag for duplicate URL control.

SEO

Keyword Density Checker

Analyze word frequency in a passage of text.

SEO

Word Counter

Count words, characters, sentences, and reading time.

Text

Case Converter

Convert text to upper, lower, title, or sentence case.

Text

Text Cleaner

Remove extra spaces, blank lines, and tidy pasted text.

Text

Lorem Ipsum Generator

Generate placeholder paragraphs for layouts and mockups.

Text

Duplicate Line Remover

Remove duplicate lines from a list while keeping order.

Text

Percentage Calculator

Calculate percentages, increases, decreases, and “X is what % of Y”.

Calculators

GST Calculator

Calculate GST-inclusive and exclusive amounts for India rates.

Calculators

EMI Calculator

Estimate loan EMI from principal, interest rate, and tenure.

Calculators

Discount Calculator

Find sale price and savings from original price and discount %.

Calculators

Age Calculator

Calculate exact age in years, months, and days from a birth date.

Calculators

Loan Calculator

Estimate total repayment and interest for a fixed EMI loan.

Calculators

Time Calculator

Add or subtract hours and minutes from a starting time.

Calculators

Unit Converter

Convert length, weight, and temperature units.

Calculators

Invoice Calculator

Add line items, tax, and discounts to estimate an invoice total.

Business

Profit Margin Calculator

Calculate profit, margin %, and markup from cost and selling price.

Business

QR Code Generator

Create a QR code for a URL or text and download it as PNG.

Business

Image Compressor

Compress images in your browser by re-encoding with quality control.

Image

Image Resizer

Resize images to exact dimensions or by percentage.

Image

Image Converter

Convert images between PNG, JPEG, and WebP in the browser.

Image

AI Prompt Generator

Build clearer prompts for writing, coding, and research tasks.

AI

Prompt Formatter

Clean and structure a messy prompt into clear sections.

AI

AI Text Helper

Prepare rewrite, shorten, or expand instructions for an AI assistant.

AI

AI Content Outline Generator

Create a blog or guide outline from a topic and audience.

AI

AI SEO Brief Generator

Draft an SEO content brief template for a target keyword.

AI