Security Tools
Barcode Generator
Generate barcodes in CODE128, EAN-13, and other formats
Trusted by 10k+ developers
Format: Any ASCII characters
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Password Strength Checker
Check password strength and get suggestions to improve security
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QR Code Generator
Generate QR codes for URLs, text, email, and more
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QR Code Reader
Read and decode QR codes from uploaded images
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SSH Key Generator
Generate Ed25519 or ECDSA SSH key pairs using the Web Crypto API — runs 100% in your browser
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RSA Key Generator
Generate 2048-bit or 4096-bit RSA key pairs in PEM format using the Web Crypto API — runs 100% in your browser
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Hash Compare
Compare two hash values to verify file integrity or passwords
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TOTP / 2FA Generator
Generate time-based one-time passwords (TOTP) from a secret key — compatible with Google Authenticator
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Credit Card Validator
Validate credit card numbers using the Luhn algorithm and identify card type
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