Developer Tools
A collection of tools to streamline your development workflow.
Favicon Generator
Generate professional favicons from text, images, or emojis. Create ICO, PNG, SVG, Apple Touch Icons, and PWA manifest files with live preview.
Service Worker Boilerplate Builder
Generate a production-ready service worker with best practices for caching, offline support, and more.
Barcode Generator
Generate barcodes from text with various formats including CODE128, EAN13, UPC, and more.
QR Code Generator
Generate QR codes for URLs, text, email, phone, SMS, and WiFi credentials with instant download.
.env File Validator
Validate, convert, and generate .env files with type checking, secret detection, and framework presets.
.env File Compare
Compare two .env files side-by-side, identify differences, and sync variables between development, staging, and production environments.
.env File Converter
Convert .env files to JSON, YAML and JavaScript with drag & drop support.
Markdown Editor
Free online markdown editor with live preview, local storage, drag-drop import, and ready-made templates. Includes Gen AI templates for system prompts, prompt engineering, and AI agent specifications for developers, testers, and product managers.
JSON Formatter
A simple tool to format and beautify JSON data.
JSON Compare
Compare two JSON objects and highlight the differences.