Best Free Hashing & Security Tools
Free online security tools. Generate MD5, SHA-256, SHA-512 hashes, create secure passwords, and encode/decode JWT tokens.
7 recommended tools
1
Generador MD5
Generar hash MD5 de texto o archivos
2
Generador de Hash SHA256
Generar hashes SHA256
3
Generador de Hash SHA512
Generar hashes SHA512
4
Generador de Contraseñas
Generar contraseñas seguras
5
Generador JWT
Generar tokens JWT con HS256
6
Decodificador JWT
Decodificar tokens JWT
7
ZIP con contraseña
Comprime y cifra archivos localmente — sin subidas, sin servidor.
Browse by Category
Other Use Cases
Best Free Hashing & Security Tools
Free online security tools. Generate MD5, SHA-256, SHA-512 hashes, create secure passwords, and encode/decode JWT tokens. All tools are free, require no installation, and process data entirely in your browser for maximum privacy and speed.
How to Get Started
- Choose a tool from the recommendations above based on your specific need.
- Paste your data (JSON, code, text, etc.) into the input field.
- Get instant results — no waiting, no server uploads.
- Copy, download, or share your processed output.
Why Developers Trust Our Tools
- No Data Leaves Your Browser: All processing is client-side for complete privacy.
- Zero Setup: No installation, no accounts, no downloads needed.
- Works Offline: Once loaded, most tools work without an internet connection.
- Open and Transparent: What you see is what you get — simple, focused tools.