Generate UUIDs, hashes, API keys, QR codes, random values, and more
All generators run in your browser. No installation, no signup, no data sent to servers.
Instant results with no delays
All processing happens in your browser
Use directly in your browser
Free generators for developers – No downloads, no registration
Generate unique identifiers (UUIDs) for applications and databases
Generate JWT tokens with HS256, HS384, HS512. Header, payload, secret
Generate MD5, SHA-256, and SHA-512 hashes from text
Create QR codes from text, URLs, or any data instantly
Generate conventional commit messages following best practices
Build URLs from components with query parameters
Generate random strings with customizable length and character types
Generate random numbers within a specified range
Generate API keys with multiple formats and customization options
Generate HTTP headers with common headers library
Generate CORS headers for cross-origin requests
Yes! All our developer generators are completely free to use. There's no registration required, no hidden fees, and no usage limits. Generate UUIDs, hashes, API keys, QR codes, and more as much as you need.
No account is required! All generators work immediately without any signup or login. Everything happens in your browser for maximum privacy and convenience.
Absolutely! All generation happens directly in your browser using client-side technology. Your data never leaves your device and is never uploaded to our servers. We never see, store, or have access to your data.