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Utility
Favorite Tools
Bookmark your most-used security tools for quick access. Favorites stored locally in your browser — export and import across devices.
Developer
Developer Swiss Army Knife
All-in-one developer toolkit. Base64 encoding, JSON formatting, hash generation, regex testing, and text diff in one place.
Crypto
Hash Generator & Verifier
Generate and verify cryptographic hashes (MD5, SHA-1, SHA-256, SHA-512). Check file integrity and verify checksums.