125+ tools — all free, all client-side

DevCipher

Professional cryptography, hashing, encoding, and developer tools. Everything runs in your browser — no data ever leaves your device.

100% client-side · No server uploads · Privacy first

30+

Hash Algorithms

Crypto Tools

20+

Encoding Formats

14+

Developer Tools

Hash

(65)

CRCCyclic Redundancy Check CRC FileCRC hash for files MD2MD2 message digest MD2 FileMD2 hash for files MD4MD4 message digest MD4 FileMD4 hash for files MD5MD5 message digest MD5 FileMD5 hash for files SHA1SHA-1 hash SHA1 FileSHA1 hash for files SHA224SHA-224 hash SHA224 FileSHA224 hash for files SHA256SHA-256 hash SHA256 FileSHA256 hash for files Double SHA256SHA256 applied twice SHA384SHA-384 hash SHA384 FileSHA384 hash for files SHA512SHA-512 hash SHA512 FileSHA512 hash for files SHA512/224SHA-512/224 hash SHA512/224 FileSHA-512/224 hash for files SHA512/256SHA-512/256 hash SHA512/256 FileSHA-512/256 hash for files SHA3-224SHA3-224 hash SHA3-224 FileSHA3-224 hash for files SHA3-256SHA3-256 hash SHA3-256 FileSHA3-256 hash for files SHA3-384SHA3-384 hash SHA3-384 FileSHA3-384 hash for files SHA3-512SHA3-512 hash SHA3-512 FileSHA3-512 hash for files Keccak-224Keccak-224 hash Keccak-224 FileKeccak-224 hash for files Keccak-256Keccak-256 hash (Ethereum)Keccak-256 FileKeccak-256 hash for files Keccak-384Keccak-384 hash Keccak-384 FileKeccak-384 hash for files Keccak-512Keccak-512 hash Keccak-512 FileKeccak-512 hash for files SHAKE128SHAKE-128 XOF SHAKE128 FileSHAKE-128 hash for files SHAKE256SHAKE-256 XOF SHAKE256 FileSHAKE-256 hash for files cSHAKE128Customizable SHAKE-128 cSHAKE128 FilecSHAKE128 hash for files cSHAKE256Customizable SHAKE-256 cSHAKE256 FilecSHAKE256 hash for files KMAC128Keccak MAC 128-bit KMAC128 FileKMAC128 hash for files KMAC256Keccak MAC 256-bit KMAC256 FileKMAC256 hash for files RIPEMD-128RIPEMD-128 hash RIPEMD-128 FileRIPEMD-128 hash for files RIPEMD-160RIPEMD-160 hash RIPEMD-160 FileRIPEMD-160 hash for files RIPEMD-256RIPEMD-256 hash RIPEMD-256 FileRIPEMD-256 hash for files RIPEMD-320RIPEMD-320 hash RIPEMD-320 FileRIPEMD-320 hash for files BLAKE2bBLAKE2b hash BLAKE2b FileBLAKE2b hash for files BLAKE2sBLAKE2s hash BLAKE2s FileBLAKE2s hash for files BLAKE3BLAKE3 hash BLAKE3 FileBLAKE3 hash for files

Cryptography

(16)

AES EncryptAES encryption AES DecryptAES decryption DES EncryptDES encryption DES DecryptDES decryption Triple DES Encrypt3DES encryption Triple DES Decrypt3DES decryption RC4 EncryptRC4 stream cipher encryption RC4 DecryptRC4 stream cipher decryption ECDSA Key GeneratorGenerate ECDSA key pairs ECDSA SignSign messages with ECDSA ECDSA VerifyVerify ECDSA signatures RSA Key GeneratorGenerate RSA key pairs RSA SignSign messages with RSA RSA VerifyVerify RSA signatures RSA EncryptRSA encryption RSA DecryptRSA decryption

Encoding

(20)

Format

(7)

JSON ValidatorValidate JSON syntax JSON MinifierMinify JSON JSON FormatterFormat and beautify JSON JSON ViewerInteractive JSON tree viewer XML ValidatorValidate XML syntax XML MinifierMinify XML XML FormatterFormat and beautify XML

Convert

(5)

Case ConverterConvert text between 11 case styles Number Base ConverterBinary, octal, decimal, hex and arbitrary bases Color ConverterHEX, RGB, HSL, HSV, OKLCH color conversion Timestamp ConverterUnix timestamp ↔ human-readable date IP Address ToolsCIDR calculator, subnet mask, IPv4↔IPv6

Other

(6)

QR Code GeneratorGenerate styled QR codes — SVG, PNG, JPEG Syntax HighlighterSyntax highlighting for 36 languages Text Diff ToolSide-by-side text and line diff Regex TesterTest regex with match highlighting and groups Lorem Ipsum GeneratorGenerate placeholder text and random data Cron Expression ParserParse cron expressions — human-readable + next runs

Developer Tools

(6)

JWT Decoder / VerifierDecode, encode and verify JSON Web Tokens UUID GeneratorGenerate UUID v1, v3, v4, v5 — bulk generation Password Strength AnalyzerEntropy, crack time estimate, pattern detection Password HasherHash passwords with bcrypt, scrypt, PBKDF2 Hash IdentifierIdentify hash algorithm from any hash string Certificate InspectorParse X.509 PEM certificates — subject, SANs, expiry