Small tools.
Instant answers.
Format JSON, test regex, make QR codes and UUIDs, convert timestamps, shrink images, design gradients and shadows, check colour contrast and more. Everything runs in your browser, so your code and files never leave your device.
{ }Format JSON nowPrivate by design
Nothing is uploaded. Close the tab and it is gone.
Instant
No waiting, no queues, no sign-in walls.
Works everywhere
Phone, laptop, or offline once installed.
# All tools
JSON Formatter & Validator
Beautify, minify, sort keys and find errors by line
Open →QR Code Generator
Links, Wi-Fi, WhatsApp, email. PNG or SVG, never expires
Open →Image Compressor & Converter
Shrink JPG, PNG and WebP, resize, and remove photo location
Open →Colour Contrast Checker
WCAG AA/AAA, one-tap fixes, HEX/RGB/HSL and shades
Open →Strong Password Generator
Secure random passwords, PINs and keys, made on your device
Open →Base64 Encoder & Decoder
Text, images and files. UTF-8 and URL-safe
Open →Regex Tester
Live highlighting, groups, flags and replace. Never freezes
Open →UUID Generator (v4 & v7)
Random or time-ordered, bulk, GUID style, plus a decoder
Open →Unix Timestamp Converter
Seconds or ms to date and back, in any time zone
Open →CSS Gradient & Shadow Generator
Live preview, layered shadows, CSS and Tailwind output
Open →# Popular pages
QR codes
Images
Colours
Passwords