>rundev.tools

$ whoami --network --client

Instant developer & IT multitool.

Zero fluff, zero ads, zero signup. Every tool runs the moment you land — pick one below or check your live snapshot right now.

Your public IP

Viewport

Browser & OS

Tools

🌐

My IP

Public IPv4 / IPv6 address, ISP, country, and city.

📐

Viewport & Screen

Live viewport size, screen resolution, orientation, and DPR.

🖥️

User-Agent & Client Info

Raw UA string, parsed browser, OS, and device type.

Coming soon

🔐Soon

Encoders & Decoders

Base64 encode/decode, URL encode/decode, JWT parser.

{ }Soon

JSON Formatter

Prettify, validate, and minify JSON.

🎲Soon

Generators

UUID v4 generator, MD5 / SHA-256 hash generator.

AaSoon

String Utilities

camelCase, snake_case, kebab-case, PascalCase converter.