Browse all tools by category. All tools run client-side for privacy and speed.
Validate, prettify, or minify JSON instantly in your browser. No uploads, no server calls—just safe, client-side formatting for faster debugging.
Paste a JSON Web Token to instantly decode the header and payload in your browser. No signature verification, no uploads.
Compare two blocks of text side by side and highlight differences instantly.
Create QR codes from URLs instantly.
Generate placeholder text with customizable paragraph and sentence length, entirely in your browser.
Spin a roulette wheel from your custom list, entirely in your browser.
Convert between Unix timestamps and human-readable dates in seconds or milliseconds, entirely in your browser.
