Browse the tools
Generate
- UUID GeneratorGenerate random v4 UUIDs online, with one-click copy and no server round-trip.V4
- Random Avatar & NicknameGenerate a random DiceBear avatar paired with an adjective-animal nickname, ready to use as a placeholder identity.AVATARNICKNAME
- Random Password GeneratorGenerate a secure random password with adjustable length and character sets, using your browser's built-in CSPRNG.CSPRNGSECURE
- QR Code Generator & ScannerGenerate a QR code from any text or URL and download it as a PNG, or decode a QR code from an uploaded image — all processed in your browser.QRSCAN
- Barcode GeneratorGenerate a scannable Code 128 barcode and download it as SVG or PNG, generated entirely in your browser.CODE128SVG
- CSS Gradient GeneratorDesign linear and radial CSS gradients with a live preview and adjustable color stops, then copy the background CSS — generated entirely in your browser.LINEARRADIAL
- Hash GeneratorGenerate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text online, computed instantly in your browser with no upload.MD5SHA-256
- Box Shadow GeneratorDesign multi-layer CSS box-shadow effects with a live preview and copy-ready code — offset, blur, spread, color, and inset, all adjusted in real time in your browser.CSSSHADOW
- CSS Clip-path GeneratorGenerate CSS clip-path values — preset polygon shapes, circles, and ellipses — with a live preview and copy-ready code, entirely in your browser.CSSCLIP-PATH
- Glassmorphism / Neumorphism CSS GeneratorGenerate frosted-glass (glassmorphism) and soft-extruded (neumorphism) CSS effects with a live preview and copy-ready code, entirely in your browser.GLASSNEUMORPHISM
- Color Shades GeneratorGenerate a Tailwind-style 50–900 color shade scale from a single base color, with ready-to-copy CSS variables and Tailwind config, entirely in your browser.SHADESTAILWIND
- Lorem Ipsum GeneratorGenerate placeholder Lorem Ipsum text by words, sentences, or paragraphs, ready to paste into mockups and layouts — computed entirely in your browser.LOREMPLACEHOLDER
- SVG Blob GeneratorGenerate organic, randomized SVG blob shapes for backgrounds and decorations, then copy or download the SVG — entirely in your browser.SVGBLOB
- Fancy Text / Instagram Fonts GeneratorTurn plain text into bold, italic, cursive script, Gothic fraktur, double-struck, sans-serif, monospace, fullwidth, and circled Unicode fonts — copy-paste ready for Instagram bios, Twitter/X, Discord, and TikTok. All 15 styles generated instantly in your browser.UNICODE15 STYLES
Format
- CSS FormatterFormat messy CSS into readable code, or minify it for production — both run instantly in your browser.FORMATMINIFY
- JSON FormatterFormat, minify, and validate JSON online, with clear error messages when the syntax is broken.FORMATMINIFY
- HTML FormatterFormat, minify, and validate HTML online, with clear error messages when tags are broken or mismatched.FORMATMINIFY
- XML FormatterFormat, minify, and validate XML online, catching malformed tags before they reach production.FORMATMINIFY
- YAML FormatterFormat, minify, and validate YAML online, with clear error messages when the indentation or syntax is broken.FORMATMINIFY
- SQL FormatterFormat a tangled SQL query into readable, indented statements, or minify it for storage — done instantly in your browser.FORMATMINIFY
Convert & Parse
- Timestamp ConverterConvert Unix timestamps to dates and back, with a live-updating current time shown in both UTC and your local zone.UNIXEPOCH
- JWT DecoderDecode a JWT's header, payload, and claims online — the token is parsed locally and never sent anywhere.DECODEJWT
- Cron ParserTurn a cron expression into a plain-English schedule and preview its next several run times before you deploy it.CRONSCHEDULE
- My IPCheck your public IP address and browser-readable connection details online.IPINFO
- URL Encoder / DecoderURL-encode and decode text with encodeURIComponent-style percent-encoding, done entirely client-side.ENCODEDECODE
- Base64 Encoder / DecoderEncode and decode Base64 text, including UTF-8 and URL-safe variants, entirely in your browser.ENCODEDECODE
- Unicode ConverterConvert text to \uXXXX escapes, U+ code points, or HTML entities — and convert any of them straight back to plain text.ESCAPEDECODE
- Base ConverterConvert numbers between any base from 2 to 36 — not just binary, octal, decimal, and hex — computed instantly in your browser.RADIX2–36
- Color Converter (HEX/RGB/HSL)Convert colors between HEX, RGB, and HSL online with a live preview. Fast, free, and fully in-browser.HEXRGBHSL
- Regex TesterTest regular expressions against sample text with live match highlighting and capture-group breakdown, online. Fast, free, and fully in-browser.REGEXMATCH
- Unit ConverterConvert length, weight, and temperature units online — meters, feet, kilograms, pounds, Celsius, Fahrenheit, and more. Fast, free, and fully in-browser.LENGTHWEIGHTTEMP
- Case ConverterConvert English text or identifiers to camelCase, PascalCase, snake_case, CONSTANT_CASE, kebab-case, and Title Case at once, entirely in your browser.CAMELSNAKEKEBAB
- CSV / JSON ConverterConvert CSV to JSON or JSON to CSV online, free, right in your browser. Supports custom delimiters (comma, semicolon, tab), RFC 4180 quoting, and header-row toggling — no upload, no server round-trip.CSVJSON
- Merge PDFCombine two or more PDF files into a single document, in the order you choose, processed entirely in your browser with no upload required.PDFMerge
- Split PDFSplit a PDF into multiple smaller files by a fixed number of pages per file, with a live page-thumbnail preview, entirely in your browser.PDFSplit
- Extract PDF PagesPick specific pages from a PDF by clicking their thumbnails and export them as a new PDF, processed entirely in your browser with no upload required.PDFExtract
- JSON to TypeScriptConvert JSON to TypeScript interfaces automatically — paste an object or array and get nested interface declarations with optional and union types inferred, entirely in your browser.JSONTS
- px ⇄ rem/em ConverterConvert between px, rem, and em with an adjustable root font size and a quick-reference table, computed instantly in your browser.PXREMEM
Image
- Image CompressorCompress JPEG, PNG, and WebP images with a quality slider and a live before/after size comparison.IMAGECOMPRESS
- Image Format ConverterConvert images between PNG, JPEG, and WebP entirely in your browser — drag and drop, adjust quality, and download. No upload, no server, nothing leaves your device.PNGJPGWEBP
- HEIC to JPG/PNG ConverterConvert Apple HEIC/HEIF photos from iPhone to JPG or PNG entirely in your browser — drag and drop, preview the result, and download. No upload, no server, nothing leaves your device.HEICJPGPNG
- Favicon GeneratorGenerate a favicon.ico, apple-touch-icon, Android icons, and web manifest from one image, plus the HTML tags to add them to your site — all in your browser.ICOPNGMANIFEST
- Image to PDF ConverterCombine one or more JPG or PNG images into a single downloadable PDF, processed entirely in your browser with no upload required.PDFJPGPNG
- EXIF Viewer & RemoverView a photo's EXIF metadata — camera model, capture date, GPS location — and download a clean copy with all metadata stripped, entirely in your browser. No upload, nothing leaves your device.EXIFPRIVACY
- Background RemoverRemove the background from a photo entirely in your browser — powered by an on-device ML model, no upload, and a transparent PNG download. No account, no watermark.PNGAI
- Screenshot BeautifierFrame a screenshot with padding, a background, rounded corners, and a drop shadow — ready to share on Twitter/X or Product Hunt — entirely in your browser.SCREENSHOTPNG
- Social Media Image ResizerResize and crop an image to Instagram, Twitter/X, Facebook, LinkedIn, YouTube, Pinterest, and Xiaohongshu (Little Red Book) dimensions with cover or contain fit, entirely in your browser.RESIZESOCIAL
- Instagram Grid SplitterSplit an image into a 3×3, 3×2, 3×1, or 2×2 Instagram profile grid, with each tile ready to download — processed entirely in your browser.GRIDINSTAGRAM
- Meme GeneratorAdd classic top and bottom Impact-style captions to an image and download your meme, generated entirely in your browser.MEMECAPTION
- Quote Card GeneratorTurn a quote and author into a beautiful, ready-to-share image card for Instagram or Twitter/X — designed and rendered entirely in your browser.QUOTECARD
- Color Blindness SimulatorPreview how an image looks under protanopia, deuteranopia, tritanopia, and other color vision deficiencies, simulated entirely in your browser.A11YVISION
- Image WatermarkAdd a text or logo watermark to a photo online — custom font, color, opacity, rotation, a 9-point position grid or a full tiled pattern, all rendered on canvas in your browser. No upload, no server processing, instant PNG download.TEXTLOGO
- Image EditorEdit a photo online with a draggable crop tool, 90-degree rotate and horizontal/vertical flip, live brightness/contrast/saturation sliders, and one-click filter presets (grayscale, sepia, cool tone, warm tone, invert, high contrast) — then download the result as PNG. Runs entirely in your browser, no upload to any server.CROPFILTERS
- Video to GIF ConverterConvert a short video clip to a high-quality animated GIF entirely in your browser, powered by gifski — trim, set frame rate and size, and download. No upload, no watermark.GIFVIDEO
Content
- Markdown PreviewWrite GitHub-flavored Markdown and watch the rendered HTML update live as you type.PREVIEWGFM
- Image Color PaletteExtract the dominant colors from any image as ready-to-copy hex codes, processed locally without uploading the file.COLORPALETTE
- GLB / glTF 3D Model ViewerPreview .glb and .gltf (glTF 2.0) 3D models full-window in your browser, with a sample model to start, auto-rotate, and a background toggle — the file never leaves your browser.3DGLBGLTF
- Text Diff CheckerCompare two blocks of text online and see line, word, or character differences highlighted side by side, computed entirely in your browser.DIFFCOMPARE
- Word & Character CounterCount characters, words, lines, paragraphs, and UTF-8 bytes for English and Chinese text as you type, entirely in your browser.WORDSCHARS
- Open Graph / Meta Tag GeneratorGenerate Open Graph and Twitter Card meta tags — og:title, og:image, og:url, twitter:card, and more — with a live social share card preview, entirely in your browser.OGMETA
Calculate
- FIRE CalculatorSee whether your principal — invested in a conservative cash / gold / crypto / US-equities mix — lasts to age 90. When passive income covers your spending, you are financially free. Free and fully in-browser.FIREFINANCE
- BMI CalculatorCalculate your Body Mass Index (BMI) from height and weight, with WHO category and healthy weight range. Free and fully in-browser.BMIHEALTH
- Contrast CheckerCheck the WCAG contrast ratio between two colors and see AA/AAA pass or fail at a glance, computed entirely in your browser.WCAGA11Y