Tools directory

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Each utility works instantly and explains how its result is obtained, its assumptions and its limitations.

Showing 1–4 of 7 tools · Page 1 of 2

• 01Privacy

  QR code generator

  Create QR codes for links, Wi-Fi, text, contacts and more in your browser.

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• 02Security

  Secure password generator

  Generate random, secure passwords locally without sending them to a server.

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• 03Development

  JSON formatter

  Format, validate and minify JSON. Find errors and inspect its structure in your browser.

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• 04AI

  AI API cost calculator

  Estimate the cost of using GPT, Claude or Gemini based on tokens and requests.

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