Free online security and developer tools: password generator, hash generators (SHA-256, MD5, bcrypt), encoders (Base64, URL, Hex), JWT decoder, and more. All client-side, no data sent to servers.
20 tools available - All client-side, completely free
Encode text to Base64 format
Decode and inspect JWT tokens
Encode/decode URLs for safe transmission
Encrypt text with AES-256 encryption
Convert text to hexadecimal format
Encode/decode Base32 format
Generate strong, random passwords
Generate QR codes from text or URLs
Generate random UUIDs (v4)
Generate random alphanumeric strings
Generate SHA-256 cryptographic hashes
Generate MD5 hashes (legacy, not recommended for security)
Generate bcrypt password hashes
Generate SHA-512 cryptographic hashes
Generate HMAC signatures
All processing happens in your browser. Your data never touches our servers or leaves your device.
We don't log, track, or store anything you enter. Perfect for sensitive operations where privacy matters.
Transparent, auditable code. See exactly how each tool works and verify our security claims.
No accounts, no limits, no ads. Just tools that work. Use them as much as you need.
CloakBin offers zero-knowledge encryption for pastes, messages, and sensitive data. Your encryption keys never touch our servers.
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