All tools

• generator

  UUID Generator

  Generate RFC 9562-compliant UUID v4 (random) or v7 (time-ordered) values in bulk, entirely in your browser.

• generator

  Hash Generator

  Generate MD5, SHA-1, SHA-256, and SHA-512 hashes or HMACs from text or files, entirely in your browser.

• generator

  QR Code Generator

  Generate custom QR codes for URLs, WiFi, contacts, and more — plus batch-generate and decode QR images, free and entirely in your browser.

• generator

  JSON Schema Mock & Validator (Redis Pub/Sub)

  Define a JSON Schema per event, generate realistic mock payloads, and validate real messages against it — with Redis Pub/Sub presets and a ready-to-run redis-cli PUBLISH output, all in your browser.