Every tool you need, in one place.
A small, edited set of developer and design tools. Every one runs locally in your browser — no sign-up, no tracking, no surprises.
A small, edited set of developer and design tools. Every one runs locally in your browser — no sign-up, no tracking, no surprises.
A small, edited set. Every tool runs locally in your browser. No sign-up, no tracking, no surprises.
Clean up messy code in one click.
Format, validate, and beautify JSON data with syntax highlighting and error detection.
Format, beautify, and minify CSS code with syntax highlighting. Sort properties, remove duplicates, convert colors, and optimize your stylesheets.
Spin up colors, data, and more instantly.
Generate beautiful color palettes with 7 professional modes, gradient preview, and export to CSS, SCSS, JSON, or Tailwind.
Generate realistic mock data instantly for testing and development. Create JSON, CSV, or SQL data for users, products, companies, and more with customizable schemas.
Decode, diff, preview, and convert — fast.
Build cron expressions visually — set minute, hour, day, month, and weekday fields with presets and see the next 5 run times in plain English.
Preview how your page looks when shared on Twitter, LinkedIn, Facebook, and iMessage. Test your og:title, og:description, og:image and generate meta tags.
Build a valid robots.txt file visually. Set allow/disallow rules per crawler, block AI bots like GPTBot and ClaudeBot, add sitemap, and download instantly.
Complete HTTP status code reference — 1xx to 5xx. Plain-English descriptions, exactly when to use each code, and practical examples. Searchable and filterable.
Generate QR codes for URLs, text, email, phone, Wi-Fi, and SMS. Customize colors and size. Download PNG or SVG — all in your browser, nothing uploaded.
Decode and inspect JSON Web Tokens instantly. View header, payload, claims, and expiry status — all in your browser, nothing sent to a server.
Write Markdown and see a live HTML preview side by side. Download as HTML or copy the rendered output. Supports tables, code blocks, and more.
Compare two blocks of text or code and see every change highlighted line by line. Inline and split view modes with addition/removal counts.
Count words, characters, sentences, and paragraphs. Get reading time, speaking time, Flesch readability score, and top keywords — live as you type.
Convert any title or phrase into kebab-case, snake_case, camelCase, PascalCase, dot.case, and path/case slugs instantly. One click to copy any format.
Paste any public URL and instantly audit its title, description, Open Graph, Twitter Card, canonical, robots, and viewport tags — with pass/fail scores and character count warnings.
Convert Unix timestamps to human-readable dates — local time, UTC, ISO 8601, and relative. Or pick a date and get the epoch. Live clock always visible.
Build a valid XML sitemap for Google Search Console. Add URLs manually or paste in bulk, set changefreq and priority, download sitemap.xml instantly.
Paste any text and rewrite it as Formal, Casual, or Concise in one click. Rule-based transformations — no AI API, no data uploaded, works entirely in your browser.
Invoices, calculators, and tools for freelancers.
Resize, convert, and edit images — all in-browser.
Upload any image and generate favicons in all 18 sizes — 16×16 to 512×512. Get favicon.ico, Apple touch icons, Android PWA icons, and a ready-to-paste HTML snippet. Free, browser-only.
Convert images between PNG, JPEG, WebP, BMP, and ICO formats with adjustable quality settings.
Create professional product images with custom backgrounds, shadows, and auto-lighting. Perfect for e-commerce and social media.
Resize images with social media presets (Instagram, YouTube, Facebook) or custom dimensions while maintaining aspect ratio.
Convert images to Base64 encoding for embedding in HTML, CSS, or JSON. Get data URI or plain Base64.