Developer Tools

A collection of essential utilities to streamline your development workflow. Built for developers, by developers.

UUID & ULID Generators

Generate unique identifiers with support for UUID v1, v4 and ULIDs.

Live regex testing with real-time matching and highlighting.

Detailed URL component inspection and query parameter breakdown.

QR Code Generator

Generate customizable QR images from text or URLs.

Convert JSON to TypeScript interfaces or React PropTypes.

Convert HTML snippets to React-ready JSX components.

Query String ↔ JSON

Bidirectional URL parameter and JSON conversion.

Data URL Generator

Convert files to base64 encoded Data URIs.

Sandboxed live preview for HTML and CSS snippets.

Beautify or minify SCSS code with custom indentation.

Semver Calculator

Parse, compare, and calculate semantic versions.

Convert SVG to CSS background-image or mask-image.

UID / ULID Decoder

Extract timestamps and info from ULIDs and UUIDs.

Converter for PHP's serialize() format to JSON.

Dummy Data Generator

Generate realistic mock data for users, products, and more using Faker.js.

Decode, verify, and generate JSON Web Tokens for testing and debugging.

Create cryptographic hashes using MD5, SHA-1, SHA-256, and more.

Convert SVG code into clean, reusable React components instantly.

Capture and visualize keyboard events and key codes in real-time.

CSS Cursor Viewer

Interactive preview of all available CSS cursor styles.

CSS Specificity

Calculate and compare CSS selector specificity weight.

Responsive Fonts

Preview and test responsive font scaling across different viewports.

Chmod Calculator

Visual calculator for Unix file permissions (chmod).

Convert any text into a URL-friendly slug.

Count lines, words, and characters in your code or text.

Copyright Generator

Generate license headers and footer copyright snippets.

Audit meta tags, check alt text, generate social share links, and more.