Hash Tools — MD5, SHA, HMAC, Checksum Online

Free hash generator and checksum tools: MD5, SHA-1, SHA-256, SHA-512, HMAC, bcrypt, file checksum. All in your browser.

Hash Tools

Adler-32 Generator — Adler-32 Checksum
API Signature Builder — HMAC API Signing
Argon2 Generator — Argon2 Password Hash
Batch Hash Generator — Hash Multiple Inputs
bcrypt Hash Generator — bcrypt Password Hash
bcrypt Verifier — Verify bcrypt Password
Checksum File Validator — Verify .md5, .sha256 Files
Hash Code Snippet Generator — Hash Code Examples
Hash Comparator — Compare Two Hashes
CRC32 Generator — CRC32 Checksum Online
Content Security Policy Hash — CSP SRI Hash
File Checksum Verifier — Verify File Hash
FNV Hash Generator — FNV-1a Online
Git Object Hasher — Git SHA-1 Object Hash
HMAC Generator — HMAC-SHA256, HMAC-MD5 Online
HOTP Generator — HMAC-Based One-Time Password
Hash Identifier — Identify Hash Type
Hash Length Extension Detector — Length Extension Attack
Rainbow Table Lookup — Hash Lookup (Educational)
MD5 Hash Generator — Generate MD5 Online
Merkle Tree Visualizer — Merkle Tree Hash
MurmurHash Generator — MurmurHash Online
Password Strength and Hash Selector — Hash Guide
PBKDF2 Generator — PBKDF2 Key Derivation
Salted Hash Generator — Hash with Salt
scrypt Generator — scrypt Key Derivation
SHA-1 Generator — SHA-1 Hash Online
SHA-256 Generator — SHA-256 Hash Online
SHA-3 Generator — SHA-3 Keccak Hash Online
SHA-384 Generator — SHA-384 Hash Online
SHA-512 Generator — SHA-512 Hash Online
Subresource Integrity Generator — SRI Hash
Hash to Base64 Converter — Encode Hash as Base64
TOTP Secret Generator — 2FA Secret Hash
xxHash Generator — xxHash Online