All Tools

Advanced OKLCH-based color picker with multi-format conversion

Generate color palettes with harmony rules like analogous, complementary, and triadic

Preview colors and images for different types of color vision deficiency

Create CSS gradients visually with linear and radial options

Generate CSS box shadows

Create custom border radius values

Interactive cubic bezier curve editor for CSS animations

Generate CSS filter effects like blur, brightness, contrast, and more

Create CSS background patterns with customizable colors and sizes

Create repeating SVG patterns for backgrounds

Convert between pixels and rem units

Convert between CSS units like px, rem, em, vw, vh, and more

Check WCAG 2.1 colour contrast, preview text sizes, and auto-fix a foreground to AA or AAA

Resize images to specific dimensions with format conversion and quality control

Convert images between PNG, JPEG, and WebP formats entirely in the browser

Compress images to reduce file size with adjustable quality and format options

Extract dominant colors from uploaded images with eyedropper and palette export

Convert images to Base64 strings or decode Base64 strings to preview and download images

Add beautiful backgrounds, padding, shadows, and rounded corners to screenshots

Optimize and minify SVG files with configurable options for removing metadata, comments, and unused attributes

Upload an image and generate favicons in all standard sizes with optional background and border radius

Generate simple icons with customizable shapes, colors, and text

Generate placeholder images with custom dimensions, colors, and formats (PNG, JPEG, WebP)

Generate QR codes from URLs, text, WiFi credentials, contacts, and more

Upload an image to scan and decode QR codes with auto-detected content types

Generate barcodes in Code128, EAN-13, UPC-A, and other formats

Calculate aspect ratios, resize dimensions, and find common presets for video and images

Capture photos and record video locally from your webcam

Inspect and strip EXIF, GPS, XMP and comments from JPEG, PNG and WebP images without re-encoding

Count characters, words, sentences, paragraphs, and reading time

Convert text between uppercase, lowercase, title case, camelCase, and more

Strip invisible and problematic Unicode characters from text

Generate placeholder text in paragraphs, sentences, or words

Live markdown editor with real-time preview

Compare two texts side by side or unified, with word and character-level highlighting, syntax colouring and moved-line detection

Remove HTML tags from text while preserving content

Escape and unescape HTML entities in text

Convert CSV data to JSON format with customizable options

Convert JSON arrays to CSV format with header detection

Convert JSON to YAML format and YAML to JSON

Convert between Arabic numerals and Roman numerals

Spell text with the NATO, DIN 5009 or German alphabet, and read calls back to text

Transform lists: trim, dedupe, sort, change separator, wrap items

Searchable emoji browser with skin tone and category filters

Generate figlet-style ASCII art banners from text

Mask parts of a string with configurable keep-chars and email handling

Generate numeronyms like i18n, k8s, a11y from input text

Parse, validate, and format phone numbers across countries

Validate IBANs and extract country, check digits, and BBAN

Encode and decode URLs with percent-encoding

Encode and decode Base64 strings with support for text and binary data

Convert ASCII text to hexadecimal and hexadecimal to ASCII

Convert text to binary and binary to text with ASCII and UTF-8 encoding options

Convert between binary, octal, decimal, hex and custom bases live, toggle bits, and run bitwise operations

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text

Generate UUIDs (v4) with bulk generation and formatting options

Generate random numbers with min/max, decimal, and distribution options

Convert between JSON, YAML, and TOML in any direction

Bidirectional XML and JSON conversion with attribute handling

Convert text to and from Unicode code points in multiple formats

Decode and inspect JSON Web Tokens with header, payload, and signature analysis

Test and debug regular expressions with real-time matching and explanation

Convert Unix timestamps, ISO and RFC dates live in any time zone, plus date arithmetic

Build a cron expression field by field or paste one to decode it, with next runs in any time zone

Quick reference for HTTP status codes with descriptions and use cases

Comprehensive HTML entities reference with Unicode, Entity, CSS, and HTML codes

Generate HTML meta tags for SEO, social sharing, and browser behavior

Generate Open Graph Protocol meta tags for social media sharing

Parse and validate Content Security Policy headers with directive breakdowns

Generate .gitignore files for various project types and languages

Generate package.json files with customizable fields and scripts

Convert a docker run command into an equivalent docker-compose.yml

Format, validate, and explore JSON with a collapsible tree view

Strip whitespace from JSON and show size savings

Semantic diff between two JSON documents by path

Pretty-print SQL across multiple dialects with keyword case options

Format and validate XML with parse error reporting

Validate and normalize YAML with error location reporting

Convert between symbolic, octal, and chmod command representations

Generate random TCP/UDP ports outside well-known ranges

Canonicalize email addresses and flag duplicates by provider rules

Searchable reference of Git commands with examples

Searchable reference of regular expression syntax and tokens

Searchable reference of crontab syntax with common patterns

Decompose a URL into protocol, host, path, query, and hash components

Build HTTP Basic auth headers with curl example

Display keyboard event details for any pressed key

Convert text to URL-safe slugs with custom separators and transliteration

Parse a User-Agent string into browser, engine, OS, and device info

Inspect screen, viewport, language, GPU, and other device capabilities

Search MIME types by extension or type

Unwrap Microsoft SafeLinks, Proofpoint URLDefense, and other protected URLs

Rich text editor with live HTML source view powered by Tiptap

Every unit converter on one page: length, weight, temperature, data, speed and more as live side-by-side fields

Convert between miles, kilometers, meters, feet, yards, inches, and more

Convert between pounds, kilograms, ounces, grams, stones, and tons

Convert between Fahrenheit, Celsius, and Kelvin with reference charts

Convert between square feet, square meters, acres, hectares, and more

Convert between gallons, liters, cubic feet, fluid ounces, and more

Convert between PSI, bar, atmospheres, pascals, mmHg, and more

Convert between joules, calories, kilocalories, BTU, kWh, and more

Convert between mph, km/h, m/s, knots, Mach, and more

Convert between watts, kilowatts, horsepower, BTU/h, and more

Convert between Hz, kHz, MHz, GHz, RPM, and more

Convert between MPG (US/UK), L/100km, km/L, and more

Convert between degrees, radians, gradians, turns, and arc minutes/seconds

Convert between US, UK, and EU clothing sizes for shoes, shirts, pants, and rings

Convert between bytes, KB, MB, GB, TB with binary (1024) and decimal (1000) modes

Convert bandwidth units and calculate download times for files

Calculate and convert file sizes with storage planning tools

Calculate percentages easily - find the percentage, part, or whole from any two values

Convert times between timezones with visual timeline comparison

Convert time units, calculate date differences, and add/subtract durations

Roll virtual dice with D4, D6, D8, D10, D12, D20, and D100 options

Scientific calculator with a keypad, DEG/RAD modes, history, and a full expression engine with units and bignumbers

Estimate completion time from total, completed, and elapsed time

High-precision stopwatch with lap tracking

Plot and trace multiple functions with zoom presets and adjustable ranges

Symbolic algebra: simplify, expand, factor, solve, differentiate and integrate expressions

Generate cryptographically random tokens and passwords with entropy estimation

Hash strings with bcrypt or verify a string against an existing bcrypt hash

Generate sortable universally unique lexicographic identifiers

Symmetric AES-GCM encrypt and decrypt text with a passphrase

Generate and validate BIP39 mnemonics, convert to entropy and seed

Compute HMAC signatures with SHA-1, SHA-256, SHA-384, or SHA-512

Generate RSA public/private key pairs in PEM format for signing or encryption

Estimate password strength, crack time, and actionable feedback via zxcvbn

Time-based one-time passwords with countdown ring and otpauth URI support

Decode classical ciphers manually or auto-detect Caesar, Vigenère, Atbash, Morse, Base64 and more

CIDR/subnet breakdown with network, broadcast, host range, and class

Convert IPv4 between dotted-decimal, integer, hex, binary, octal, and IPv6-mapped

Calculate the minimal CIDR blocks covering a given IP range

Look up the vendor/OUI for a MAC address using bundled IEEE data

Generate random MAC addresses with U/L, I/G bit and vendor prefix controls

Generate RFC 4193 unique local IPv6 addresses with custom subnet ID

Convert cooking measurements between imperial and metric, with handy reference charts

Calculate tips with preset or custom percentages, split bills between multiple people

Write recipes in plain text and render them as Cooking for Engineers action tables, with scaling, unit switching, and a saved notebook