UUID Generator
Generate one or many cryptographically random UUID v4 values.
Open toolDevMate category
Crypto
Generate, hash, sign, and inspect cryptographic development values.
Crypto
Generate, hash, sign, and inspect cryptographic development values.
Hash Generator
Create SHA-256, SHA-384, or SHA-512 digests from text.
Open toolPassword Strength Analyzer
Review password length, character variety, and obvious weak patterns locally.
Open toolToken Generator
Generate secure random hexadecimal, Base64URL, or alphanumeric tokens.
Open toolBcrypt
Create Bcrypt hashes and verify text against an existing Bcrypt hash.
Open toolULID Generator
Generate time-sortable 128-bit Universally Unique Lexicographically Sortable Identifiers.
Open toolEncrypt / Decrypt Text
Encrypt text with AES-256-GCM and decrypt DevMate payloads with a password.
Open toolBIP39 Passphrase Generator
Generate checksum-valid English BIP39 mnemonic phrases with secure randomness.
Open toolHMAC Generator
Create SHA-256, SHA-384, or SHA-512 keyed message authentication codes.
Open toolRSA Key Pair Generator
Generate exportable 2048-bit or 3072-bit RSA public and private keys.
Open toolPDF Signature Checker
Inspect a local PDF for signature dictionaries and ByteRange coverage.
Open tool