Generate UUIDs of different versions
Create self-signed x509 certificates
Generate MD5, SHA-1, SHA-256 hashes
Percent-encode text or URLs
Decode percent-encoded text
Show your public IP, location and reverse DNS
Convert Unix timestamps to and from dates
Test regular expressions against sample text
Generate strong random passwords
Convert colors between HEX, RGB and HSL
Generate a QR code from text or a URL
Build and explain cron expressions
Generate random integers in a range
Convert between CSV and JSON
Convert between YAML and JSON
Live preview of rendered Markdown
Compare two texts and highlight differences
Convert text between camelCase, snake_case and more
Generate placeholder Lorem Ipsum text
Encode and decode HTML entities
Convert text into a URL-safe slug
Convert between binary, octal, decimal and hex
Format and beautify SQL queries
HTML Formatter & Minifier
Beautify or minify HTML markup
Beautify or minify JavaScript
Build linear and radial CSS gradients visually
Visualize and generate CSS cubic-bezier easing curves
Design and generate CSS box-shadow values
Generate TypeScript interfaces from a JSON sample
Calculate IPv4 subnet ranges from CIDR notation
Image to Base64 Converter
Convert images to Base64 and back
Count words, characters, sentences and reading time
Build a .gitignore from popular language and tool templates
Convert a date and time between time zones
Create and sign JWTs with HS256, HS384 or HS512
Bcrypt Generator & Checker
Hash a password with bcrypt or verify it against a hash
Preview a page's Open Graph and Twitter meta tags
Test Chrome's built-in on-device AI APIs right in your browser
Query A, AAAA, MX, TXT, NS, SOA and CAA records for a domain
Generate a URL and inspect every HTTP request sent to it