All ByteTools

9 core privacy-first tools + AI Studio with 7 AI developer tools. Everything runs in your browser - your data never leaves your device.

Developer Tools

JWT Decoder

Decode and inspect JSON Web Tokens safely

JSON Formatter

Format, validate, and minify JSON data

Regex Tester

Test regular expressions with real-time matching

Base64 Encoder

Encode text to Base64 or decode Base64 back to text

URL Encoder

Encode and decode URLs for safe transmission

Security Tools

Passphrase Generator

Generate secure, memorable passphrases

File Hash Generator

Generate cryptographic hashes for your files

Utility Tools

QR Generator

Create QR codes for WiFi, contact info, etc.

IP Subnet Calculator

Calculate subnets, CIDR notation & supernetting

AI Developer Tools

AI Studio

7 essential tools for AI developers: Prompt Designer, Token Calculator, Guardrail Builder, Function Schema Builder, Chunking Optimizer, Pipeline Designer, and Vector Simulator.

Resources

Blog

Tutorials, guides, and best practices

Guides & Tutorials

Step-by-step guides to master our tools

Privacy Policy

Our privacy-first commitment