Developer Security Tools
Fast, private, zero-dependency security utilities for developers. Everything runs in your browser.
No sign-upNo tracking100% client-sideWeb Crypto API
Password Generator
Cryptographically secure passwords with strength meter
Hash Generator
MD5, SHA-1, SHA-256, SHA-512 using Web Crypto API
UUID Generator
Generate v4 UUIDs individually or in bulk
Base64 Encode/Decode
Encode and decode Base64 strings
JWT Decoder
Decode JWT header and payload, check expiry
URL Encode/Decode
Encode and decode URL components
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