Free random number generator to generate random numbers within a custom range. Support for unique numbers, decimals, and multiple distributions. Perfect for games, sampling, and simulations. All generation runs locally in your browser.
Generate UUIDs, GUIDs, NanoIDs, and ULIDs online instantly. Create v1 (time-based), v3/v5 (name-based), v4 (random), v6, or v7 (sortable time-ordered) UUIDs with one click. Bulk generate thousands of unique IDs for database seeding and testing. Validate and decode UUIDs to inspect version, variant, and timestamp. Customize output case, hyphens, and braces wrapping. Copy to clipboard or download as text file. All generation uses cryptographically secure random numbers — no data leaves your browser.
Free online password generator. Create strong, secure, random passwords with customizable length (8-128 characters) and character sets. Features include cryptographically secure generation using Web Crypto API, real-time strength indicator with entropy calculation, exclude similar characters, memorable passphrase mode, and password history. All processing runs locally in your browser — your passwords never leave your device.