Lightweight utilities for founders, marketers, and developers — fast, free, private, and built for launch day workflows. Every tool runs in your browser with no sign-up.
Jump to a tool below or explore individual pages for FAQs and usage guides.
Format, validate, and pretty-print JSON online. Free JSON formatter with minify and validate modes — 100% private, runs in your browser.
Generate QR codes from text or URLs instantly. Free QR code maker with PNG download — private, client-side, no sign-up.
Encode and decode UTF-8 text to Base64 online. Free Base64 converter with Unicode support — private and client-side only.
Test regular expressions with live match highlighting. Free regex tester with flags, capture groups, and instant browser-based feedback.
Generate UUID v4 identifiers in bulk. Free UUID generator using crypto.randomUUID() — copy one or many IDs instantly, no sign-up.