Utilities 38
MD5 Parser
Convert text into MD5 hashes instantly and securely in your browser.
Password Generator
Generate strong, secure passwords with customizable options for maximum protection.
Password Strength Checker
Check how strong your password is and estimate how long it would take to crack.
SHA Hash Generator
Generate SHA-1, SHA-256, and SHA-512 hashes from your text input.
RIPEMD-160 Hash Generator
Create RIPEMD-160 hashes directly in your browser. A secure and private way to generate 160-bit hashes.
Salt Generator
Generate cryptographically secure random salts instantly in hex or base64 format. Perfect for password hashing and cryptographic applications.
UUID / GUID Generator
Generate UUIDs (v1, v4, v5) instantly and securely in your browser. Copy them with one click for use in apps, databases, and APIs.
Blake2 / Blake3 Hash Generator
Generate Blake2b, Blake2s, and Blake3 cryptographic hashes instantly in your browser.
PBKDF2 Key Derivation Tool
Derive secure cryptographic keys from passwords using PBKDF2. Customize iterations, salt, and key length directly in your browser.
Password Entropy Calculator
Calculate the entropy of your password and estimate its strength in bits. Check if your password is weak, moderate, or strong in 2025.
JWT Decoder
Decode JSON Web Tokens (JWT) instantly in your browser. View header, payload, and signature safely without sending data to a server.
JWT Generator Online
Generate JSON Web Tokens (JWT) instantly in your browser. Supports HS256, HS384, and HS512 signing algorithms. 100% secure and client-side.
Base64 Encoder / Decoder
Free online Base64 encoder and decoder. Convert text to Base64 or decode Base64 strings instantly — safe, private, and 100% client-side.
URL Encoder / Decoder
Encode or decode URI components instantly with our free online tool. 100% private, secure, and client-side.
Argon2 Key Derivation Tool
Derive secure cryptographic keys from passwords using Argon2id. Customize iterations, memory, parallelism, and hash length directly in your browser — 100% client-side.
Keccak Hash Generator
Generate Keccak hashes (224, 256, 384, 512) instantly in your browser. Free Keccak-256 hash tool for Ethereum, blockchain, and cryptography developers.
SHAKE Hash Generator
Generate SHAKE128 and SHAKE256 hashes with customizable output length. Free online SHAKE hash generator — fast, secure, and 100% client-side.
Hex ↔ UTF-8 ↔ Base64 Converter
Free online converter for Hex, UTF-8, and Base64. Encode or decode text instantly between formats — safe, private, and 100% client-side.
HKDF Generator
Generate secure cryptographic keys with HKDF (HMAC-based Key Derivation Function). Supports SHA-256, SHA-512, SHA3, and BLAKE2. Free online tool, 100% client-side.
Base58 Encoder / Decoder
Free Base58 encoder and decoder online. Convert text to Base58 or decode Base58 strings instantly — used in Bitcoin, blockchain, and IPFS.