Free online utilities
A collection of useful tools for developers and everyday use. No sign-up required, completely free.
JSON Beautifier & Visualizer
⌘JFormat, validate, and visualize JSON data with syntax highlighting
URL Encoder & Decoder
⌘UEncode or decode URLs and query parameters
Base64 Encoder & Decoder
⌘EEncode or decode Base64 strings for data transmission
JWT Inspector
⌘IDecode and inspect JSON Web Tokens (JWT)
Barcode Generator
⌘BGenerate various barcode formats including Code128, EAN, UPC
Checklists
⌘LChecklists for camping, wellness, and more
QR Code Generator
⌘2Create QR codes for URLs, text, and more
Character & Word Counter
⌘1Count characters, words, sentences, and estimate reading time
Text Compare
⌘DCompare two texts side-by-side and highlight the differences
Screen Grabber
⌘SA powerful screenshot tool for macOS with built-in clipboard manager