Developer Tools
Keyboard testing, JSON formatting, IP checking, and technical helpers for browser-based workflows.
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Test every key online with Mac and Windows layouts, Fn key checks, arrows, numpad keys, mouse clicks, and mechanical keyboard switch testing.
Format, validate, minify, and inspect JSON without leaving the browser.
Check your public IP address, run IP lookup, inspect browser details, and test WebRTC or DNS leak signals.
Remove comments and whitespace from stylesheets to make CSS smaller and easier to deploy.
Encode text into Base64 or decode Base64 back into readable text in a single page.
Generate strong random passwords with length and character options directly in your browser.
Convert hexadecimal values to binary output for programming, digital logic, and learning workflows.