Kit.
A curated collection of browser-based tools for developers and creators. Everything runs locally — no data leaves your machine.
Available Tools
10 tools — everything runs in your browser, no data leaves your machine
Color Manipulation
Modern color manipulation toolkit with palette generation and format conversion. Supports hex, RGB, HSL, Lab, and more.
Units Converter
Smart unit converter with 187 units across 23 categories. Real-time bidirectional conversion with fuzzy search.
ASCII Art Generator
ASCII art text generator with 373 fonts. Create stunning text banners, terminal art, and retro designs with live preview and multiple export formats.
Media Converter
Modern browser-based file converter powered by WebAssembly. Convert videos, images, and audio locally without server uploads.
Favicon Generator
Generate a complete set of favicons for your website. Includes PWA manifest and HTML embed code.
QR Code Generator
Generate QR codes with live preview, customizable colors, error correction levels, and export as PNG or SVG. All processing happens locally in your browser.
CSS Animation Editor
Build and export CSS @keyframe animations visually. Configure timing, easing, transforms, and more — with a live preview and 20+ built-in presets.
Random Generator
Cryptographically secure random generator. Create passwords, UUIDs, API keys, SHA hashes, and secure tokens — all using the browser Web Crypto API, nothing leaves your machine.
Cron Editor
Build and validate cron expressions with an intuitive visual field editor. Get a human-readable description and preview the next upcoming scheduled runs.
Calculator
Powerful mathematical calculator powered by Math.js. Evaluate complex expressions, define variables, and plot functions on an interactive graph.