Tools that run in your browser

Convert PNG, JPG, WebP, GIF, SVG and more into a Base64 string or data URI.

Paste a Base64 string or data URI and preview, download, or copy the image.

Fetch an image by URL and convert it to Base64 — with graceful CORS handling.

Encode plain text and full Unicode to Base64 live as you type.

Decode a Base64 string back to readable UTF-8 text instantly.

Turn an image into a ready-to-paste data: URI for HTML or CSS.

Test a regular expression against sample text with flags, live match highlighting, capture groups, and replace mode.

Strip the data: prefix from a data URI to get the raw Base64 payload.

Wrap raw Base64 in a valid data: URI with an auto-detected MIME type.

Check characters, padding, length, and data URI format with clear results.

Inspect size, MIME, dimensions, overhead, and decoded estimates of a Base64 string.

Resize images by pixels or percentage with aspect-lock, presets, and social-media sizes.

Shrink PNG, JPG, and WebP with a live quality slider and before/after size readout.

Crop freely or to fixed ratios (1:1, 16:9, 4:3, 3:2) with a live drag overlay.

Rotate by 90, 180, 270 degrees or any custom angle, with a live preview.

Mirror an image horizontally or vertically and download the result.

Convert between PNG, JPG, WebP, BMP, and more, with quality control where supported.

Find the best quality-to-size balance with a target-size estimator and live preview.

Slide between original and processed images with sizes and difference side by side.

Convert JPG and JPEG images to lossless PNG in your browser. Private, client-side, no uploads.

Convert PNG images to JPG with a background colour for transparent areas. Client-side, no uploads.

Convert WebP images to high-quality JPG in your browser. Private, client-side, no uploads.

Convert JPG and JPEG images to compact WebP with a quality slider. Client-side, no uploads.

Convert PNG images to WebP with transparency support and a quality slider. Client-side, no uploads.

Convert WebP images to lossless PNG with transparency support. Client-side, no uploads.

Convert AVIF to PNG or JPG, and encode PNG or JPG to AVIF where your browser supports it. Client-side, no uploads.

Convert SVG to PNG, JPG, or WebP at any scale, with crisp vector rendering before rasterizing. Client-side, no uploads.

Generate a multi-size .ico file (16–256 px) from any image, in your browser.

Generate a full favicon package — ICO, PNGs, Apple touch, Android, and a web manifest — as a ZIP.

Add a text or image watermark with opacity, rotation, scale, position, and tiling. Client-side.

Add styled text layers to an image with fonts, color, stroke, shadow, alignment, and rotation.

Make memes with top and bottom captions in the classic Impact style, stroke, and shadow. Client-side.

Blur an entire image or just a region with an adjustable Gaussian radius. Undo, redo, download.

Pixelate an entire image or a region with an adjustable pixel size. Undo, redo, download.

Sharpen an image with an adjustable intensity and live preview. Reset and download.

Adjust image brightness with a live slider, undo, redo, and download.

Adjust image contrast with a live slider, undo, redo, and download.

Split an image into rows, columns, or a grid, then download the parts as a ZIP.

Merge multiple images horizontally, vertically, or in a grid with spacing and a background colour.

Queue many images and resize, compress, or convert them all, then download a ZIP.

Generate a clean <img> tag with a data URI, alt text, dimensions, lazy loading, class, and id.

Build a background-image rule with size, repeat, position, attachment, origin, and clip, with live preview.

Create inline or reference-style Markdown image syntax with alt text and an optional title.

Produce a pretty or minified JSON object with the data URI, MIME, dimensions, and metadata.

Generate a well-formed XML document with image metadata and CDATA-wrapped Base64 data.

Generate a production-ready React function component with props, lazy loading, and accessibility.

Generate a single-file Vue 3 component with props, alt text, and lazy loading.

Generate an Angular standalone component with property bindings, attributes, and accessibility.

Generate a next/image component with width, height, priority, placeholder, and lazy loading.

Generate email-safe, table-based HTML with inline styles and Outlook-friendly markup.

Generate five ways to embed an image or SVG: inline, object, embed, img tag, and CSS background.

Edit HTML or CSS embed code and see it render live, with dark-mode preview and instant feedback.

Build an HTML table visually — rows, columns, header, footer, alignment, merged cells, and a responsive option — then copy or download clean, framework-free HTML.

Design a CSS button with radius, gradient, shadow, hover and active states, font, padding, and animation, with a live preview. Copy or download the CSS.

Build a CSS box-shadow with X/Y offset, blur, spread, color, inset, and multiple layered shadows, with a live preview. Copy or download the CSS.

Build a CSS border-radius with individual or linked corners and elliptical radii, with a live preview. Copy or download the CSS.

Build a CSS clip-path — circle, ellipse, polygon, inset, and custom polygon points — with a live preview. Copy or download the CSS.

Calculate the exact encoded Base64 length for any input size, including padding.

Estimate the decoded byte size of a Base64 string from its length and padding.

Benchmark how fast your browser encodes and decodes Base64 of varying sizes.

Count characters, bytes, words, and lines, with a live Base64-validity check.

Wrap a long Base64 string to fixed-width lines (MIME 76, PEM 64, or custom).

Collapse a wrapped Base64 string back into a single continuous line.

Convert between standard and URL-safe alphabets and fix or strip padding.

Remove spaces, tabs, and newlines from a string to get a clean, compact payload.

Break a data URI into its scheme, MIME type, charset, encoding flag, and payload.

Beautify and validate JSON with indentation, error detection, and a collapsible tree view.

Compress JSON to a single line by removing all unnecessary whitespace.

Check JSON for syntax errors and get the exact line and column of any problem.

Beautify HTML with clean indentation, plus a live preview of the markup.

Minify HTML by stripping comments and collapsing whitespace.

Beautify CSS with consistent indentation and spacing for readable stylesheets.

Minify CSS by removing comments and whitespace for smaller stylesheets.

Beautify JavaScript with proper indentation and line breaks, string-safe.

Minify JavaScript by stripping comments and collapsing whitespace, safely.

Beautify and minify XML with indentation and a validity check.

Validate XML for well-formedness and see the first parse error.

Format, re-indent, and validate YAML with clear parse errors — all in your browser.

Convert CSV to JSON with delimiter choice, header detection, and Unicode support.

Convert a JSON array to CSV with automatic headers and nested-key flattening.

Beautify and indent SQL with keyword casing options and preserved comments.

Percent-encode text for safe use in URLs and query strings, in real time.

Decode percent-encoded URLs and query strings back to readable text.

Convert text to \uXXXX Unicode escape sequences, with an ASCII-only option.

Convert \uXXXX escape sequences back into readable Unicode text.

Escape HTML special characters into entities so markup renders as text.

Convert HTML entities back into their original characters.

Compare two text blocks and highlight added, removed, and unchanged lines.

Convert text between upper, lower, title, camel, pascal, snake, and kebab case.

Turn any text into a clean, URL-friendly slug.

Sort, reverse, deduplicate, and remove empty lines, plus reverse the whole text.

Count words, characters, sentences, and reading time for any text.

Estimate reading time, speaking time, and page count for any text, with an adjustable words-per-minute speed. In your browser.

Remove duplicate lines with case-sensitive or case-insensitive matching, preserve order or sort after. Live preview.

Sort lines alphabetically, numerically, naturally, or randomly, ascending or descending, and drop empty lines.

Reverse characters, words, sentences, or the order of lines and paragraphs. Instant, in-browser.

Generate random letters, words, sentences, or paragraphs at a custom length. All in your browser.

Convert between text, binary, decimal, and hexadecimal in both directions. Instant, in-browser.

Convert text to ASCII character codes and back, with a full reference table. In your browser.

Convert text to Morse code and back, with an optional audio beep playback. All in your browser.

Find and replace text with regular expressions, case sensitivity, and whole-word matching, with a live preview.

Clean text by removing empty lines, trimming spaces, normalizing line endings, removing tabs, and normalizing Unicode.

Collapse multiple spaces, strip leading and trailing spaces, and convert tabs — while keeping words and lines intact.

Count total, empty, and non-empty lines, with average line length and the longest line. Instant, in-browser.

Split text by character count, word count, line count, or a delimiter, and download the parts. In your browser.

Write Markdown and see a live rendered preview — headings, lists, tables, code, and links.

Convert Markdown to clean, properly escaped HTML you can copy or download.

Generate one or many RFC 4122 version 4 UUIDs, with history.

Convert between Unix timestamps, milliseconds, and human-readable dates.

Generate random strings, numbers, passwords, hex, RGB, colors, Base64, and bytes.

Generate placeholder lorem ipsum by words, sentences, or paragraphs.

Build a cron expression with a simple field builder, common presets, and a plain-English explanation.

Generate an MD5 hash from text or a file, instantly in your browser.

Generate a SHA-1 hash from text or a file using the Web Crypto API.

Generate a SHA-256 hash from text or a file using the Web Crypto API.

Generate a SHA-384 hash from text or a file using the Web Crypto API.

Generate a SHA-512 hash from text or a file using the Web Crypto API.

Generate keyed HMAC signatures (SHA-1/256/384/512) from a message and secret key.

Compute a CRC32 checksum from text or a file in your browser.

Hash one or more files with MD5, SHA-1, SHA-256, SHA-384, and SHA-512 at once.

Generate strong, customizable, or pronounceable passwords with a secure random source.

Analyze password strength, entropy, and estimated crack time, entirely in your browser.

Decode a JSON Web Token into its header, payload, and signature without verification.

Inspect a JWT with decoded claims, timestamps, and expiry warnings.

View a JWT as pretty-printed header and payload JSON, side by side.

Generate bcrypt password hashes in your browser with a custom cost factor and execution-time display. Nothing is uploaded.

Generate random alphabetic, numeric, alphanumeric, hex, Base64, or custom-charset strings with a secure random source. In-browser.

Generate cryptographically secure random numbers with min/max, integer or decimal, unique values, and multiple results. In-browser.

Generate cryptographically secure tokens — 16/32/64/128 bytes as hex, Base64, or URL-safe, plus JWT-secret and API-key presets. In-browser.

Measure password entropy, strength score, estimated crack time, and character pool, with suggestions to improve it. In-browser.

Identify likely hash algorithms from a hash string — bcrypt, MD5, SHA family, Argon2, and more — with confidence levels. In-browser.

Generate memorable secure passphrases of 3–10 words with separators, capitalization, numbers, symbols, and an entropy readout. In-browser.

Generate custom-length hexadecimal strings from a cryptographically secure random source. In your browser.

Generate secure random bytes and view them as hex, binary, Base64, or decimal. Copy or download. In your browser.

Generate secure 4, 6, 8-digit or custom-length PINs, with an option for no repeated digits. In your browser.

Break a URL into protocol, host, port, path, query, hash, and parameters.

Detect the MIME type and category of a file from its content signature.

View camera, exposure, date, and GPS metadata embedded in a JPEG photo.

Remove EXIF and other metadata from an image by re-encoding it locally.

Generate SEO meta tags — title, description, keywords, robots, author, charset, viewport, and theme color — with a live search-result preview. Copy or download the HTML.

Generate Open Graph meta tags — og:title, og:description, og:image, og:url, og:type, og:locale, og:site_name — with a live social-card preview. Copy or download.

Generate Twitter Card meta tags for summary, summary large image, player, and app cards, with a live preview. Copy or download the HTML.

Generate hreflang link tags for multiple languages and regional variants, including x-default, with validation. Copy or download the HTML.

Capture a screenshot of your own HTML or same-origin content in the browser, with an honest explanation of cross-origin limits. No external services.

Paste raw HTTP headers to parse them into name/value pairs with duplicate and invalid-line detection.

Parse a User-Agent string into browser, version, engine, OS, device, and mobile/desktop.

Pick a color and read its HEX, RGB, HSL, and CMYK values instantly.

Convert colors between HEX and RGB in both directions.

Convert colors between HEX and HSL in both directions.

Convert colors between HEX and CMYK in both directions.

Build CSS linear and radial gradients with a live preview and copyable code.

Generate random colors with HEX, RGB, and HSL values.

Generate harmonious color palettes from a base color.

Check WCAG color contrast ratios for accessible text and backgrounds.

Generate QR codes for text, URLs, email, phone, SMS, WiFi, and vCard. Download PNG or SVG.

Decode a QR code from an uploaded or pasted image, entirely in your browser.

Generate Code 128, EAN-13, and UPC-A barcodes and download them.

Decode EAN-13 and UPC-A barcodes from an uploaded image, in your browser.

Combine images (PNG, JPG, WebP, and more) into a single PDF with page size, orientation, and margins. Client-side, no uploads.

Merge multiple PDF files into one, reorder them first, and download. Entirely in your browser.

Split a PDF by every page, a custom range, or selected pages, and download as a ZIP. Client-side.

Rotate all or selected pages of a PDF by 90, 180, or 270 degrees, then download. In your browser.

Extract embedded images from a PDF at original quality, preview them, and download individually or as a ZIP.

Remove pages from a PDF using a thumbnail view, undo before export, and download the new PDF. Client-side.

Reorder PDF pages by dragging thumbnails, reverse or sort, preview, and download. In your browser.

View a PDF with zoom, fit, rotate, page navigation, a thumbnail sidebar, and fullscreen. Private, client-side.

Optimize and shrink a PDF in your browser, with size and saving estimates. Honest about browser limits.

Rotate, delete, and reorder pages in one place, then export the final PDF. A full page workspace, client-side.

Resize and crop any image to a perfect Instagram post (square or portrait) with guides, background, and filters. Client-side.

Resize images to the 1080×1920 Instagram Story and Reel size with safe-area guides. In your browser.

Make a 1080×1920 Instagram Reel cover with framing, background, and text-safe guides. Client-side.

Create a Facebook cover photo at the recommended size with safe-area guides and background. In your browser.

Resize images for Facebook posts (square and landscape) with crop, background, and filters. Client-side.

Make an X (Twitter) header at 1500×500 with safe-area guides, background, and framing. In your browser.

Create a LinkedIn profile banner at 1584×396 with safe-area guides and background. Client-side.

Resize images for LinkedIn posts (square and landscape) with crop, background, and filters. In your browser.

Make a 1000×1500 Pinterest pin (2:3) with framing, background, and filters. Client-side.

Create a 1280×720 YouTube thumbnail with safe-area guides, background, border, and filters. In your browser.

Make a circular WhatsApp profile photo (DP) at 640×640 with framing and background. Client-side.

Make a circular Telegram profile photo at 512×512 with framing and background. In your browser.

Make a passport photo to country specs (India, USA, UK, and more) with background, guides, and a printable sheet. Client-side.

Make a visa photo to common standards with background selection, head-size guides, and a print sheet. In your browser.

Resize a photo to Aadhaar enrolment requirements while keeping quality. Preview and download. Client-side.

Resize a photo to PAN card application requirements. Preview and download. In your browser.

Resize and clean a signature with white or transparent background, ink enhancement, and crop. Client-side.

Compress a photo to a target file size — 20KB, 50KB, 100KB, or custom — at the best possible quality. In your browser.

Compress a signature to 20KB (or a custom size) with crop and ink colour options. Client-side.

Compress a photo or signature to common exam/recruitment sizes (20–200KB) while staying readable. In your browser.

Calculate exact age in years, months, and days from a birth date, with leap-year accuracy.

Work out percentages, percentage of a number, and what percent one value is of another.

Calculate percentage increase or decrease between an old and a new value.

Simplify ratios and solve proportions to find a missing value in A:B = C:D.

Find the mean, median, mode, sum, and range of a list of numbers.

A full scientific calculator with trig, logarithms, powers, roots, and operator precedence.

Calculate Body Mass Index in metric or imperial units, with a WHO category.

Estimate basal metabolic rate and daily calorie needs using the Mifflin-St Jeor equation.

Calculate monthly loan EMI, total interest, and total payment from principal, rate, and tenure.

Calculate simple interest and maturity amount from principal, rate, and time.

Calculate compound interest and future value with adjustable compounding frequency.

Add or remove GST/VAT with inclusive, exclusive, and reverse calculation modes.

Calculate the sale price and amount saved from an original price and discount percentage.

Calculate profit or loss and margin percentage from cost price and selling price.

Convert between metres, kilometres, miles, feet, inches, yards, and more.

Convert between kilograms, grams, pounds, ounces, stones, and tonnes.

Convert between Celsius, Fahrenheit, and Kelvin with exact formulas.

Convert between square metres, square feet, acres, hectares, and more.

Convert between litres, millilitres, gallons, cups, pints, and cubic metres.

Convert between km/h, mph, m/s, knots, and feet per second.

Convert between bytes, KB, MB, GB, TB using binary or decimal units.

Convert between seconds, minutes, hours, days, weeks, and years.