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@heretool

HereTool

Free, open-source, privacy-friendly online tools for everyone. No registration required, no data collected.
README.md

HereTool

Free, open-source, privacy-friendly online tools for everyone.
No registration required, no data collected, 100% client-side.

🧭 Why HereTool?

At HereTool, we believe useful tools should be:

  • Free & open-source: No hidden costs, no paywalls, forever free.
  • Privacy-first: All processing happens in your browser. We never collect, store, or share your data.
  • No sign-ups: Skip the forms, just open and use.
  • Lightweight & fast: No bloated apps, no slow servers — just instant access.

🛠️ Featured Tools

Display & Accessibility

  • 🖥️ Dead Pixel Checker
    Detect dead or stuck pixels on monitors, TVs, and mobile screens. Supports 4K, 8K, OLED, and more.
  • 🔴 Color Blind Test
    A quick color vision screening test with real-time vision simulation for accessibility checks.

Engineering & Productivity

  • ⚡ Fiber Laser Cutting Speed Chart
    Interactive CNC fiber laser cutting speed and feed rate estimator for 1000W–30000W machines. Works with steel, stainless steel, aluminum, and brass.
  • 📄 404 Error Page Generator
    Create fun, interactive 404 pages with black hole animation for your website.

🌐 Stay Connected

Built for users, not advertisers. Your privacy stays yours.

Popular repositories Loading

  1. 404-Error-Page 404-Error-Page Public

    A cool interactive 404 error page with black hole animation.

    HTML 1

  2. Color-Blind-Test Color-Blind-Test Public

    A vanilla JS color blind screening test and real-time vision simulator.

    HTML 1

  3. Dead-Pixel-Checker-Screen-Test Dead-Pixel-Checker-Screen-Test Public

    A lightweight, 100% browser-based display diagnostic tool to detect and fix dead or stuck pixels. Supports 4K, 8K, OLED, and mobile screens.

    HTML 1

  4. Fiber-Laser-Cutting-Speed-Chart-Estimator Fiber-Laser-Cutting-Speed-Chart-Estimator Public

    An interactive CNC fiber laser cutting speed chart & empirical feed rate estimator 1000W to 30000W for steel, stainless steel, aluminum, and brass. Fully responsive and client-side.

    HTML 1

  5. color-picker-google-chrome-extension color-picker-google-chrome-extension Public

    A minimalist, lightweight, and beautiful browser color dropper extension. Powered by heretool.com.

    JavaScript 1

  6. Graphing-Calculator Graphing-Calculator Public

    An elegant, fast, and interactive graphing calculator built purely with HTML5 Canvas and Vanilla JS. Zero dependencies, 100% client-side curve parsing and analytical plotting.

    HTML 1

Repositories

Showing 9 of 9 repositories
  • llmstxt-generator Public

    A lightweight, privacy-first, and 100% client-side web tool built with Vanilla JS to instantly generate standard llms.txt files for websites, helping AI models, LLMs, and search engines crawl and understand your site content perfectly.

    heretool/llmstxt-generator's past year of commit activity
    HTML 0 MIT 0 0 0 Updated Jul 17, 2026
  • Graphing-Calculator Public

    An elegant, fast, and interactive graphing calculator built purely with HTML5 Canvas and Vanilla JS. Zero dependencies, 100% client-side curve parsing and analytical plotting.

    heretool/Graphing-Calculator's past year of commit activity
    HTML 1 MIT 0 0 0 Updated Jul 2, 2026
  • color-picker-google-chrome-extension Public

    A minimalist, lightweight, and beautiful browser color dropper extension. Powered by heretool.com.

    heretool/color-picker-google-chrome-extension's past year of commit activity
    JavaScript 1 MIT 0 1 (1 issue needs help) 0 Updated Jun 29, 2026
  • Robots.txt-Generator Public

    A high-performance, lightweight, and privacy-focused online Robots.txt Generator built with pure Vanilla JS, HTML5, and CSS3. Features AI crawler blocking and pre-built SEO templates.

    heretool/Robots.txt-Generator's past year of commit activity
    HTML 0 0 1 0 Updated Jun 9, 2026
  • .github Public

    Free, open-source, privacy-friendly online tools for everyone. No registration required, no data collected.

    heretool/.github's past year of commit activity
    0 0 0 0 Updated Jun 8, 2026
  • Fiber-Laser-Cutting-Speed-Chart-Estimator Public

    An interactive CNC fiber laser cutting speed chart & empirical feed rate estimator 1000W to 30000W for steel, stainless steel, aluminum, and brass. Fully responsive and client-side.

    heretool/Fiber-Laser-Cutting-Speed-Chart-Estimator's past year of commit activity
    HTML 1 MIT 0 0 0 Updated Jun 5, 2026
  • Dead-Pixel-Checker-Screen-Test Public

    A lightweight, 100% browser-based display diagnostic tool to detect and fix dead or stuck pixels. Supports 4K, 8K, OLED, and mobile screens.

    heretool/Dead-Pixel-Checker-Screen-Test's past year of commit activity
    HTML 1 MIT 0 1 0 Updated Jun 5, 2026
  • Color-Blind-Test Public

    A vanilla JS color blind screening test and real-time vision simulator.

    heretool/Color-Blind-Test's past year of commit activity
    HTML 1 MIT 0 0 0 Updated May 30, 2026
  • 404-Error-Page Public

    A cool interactive 404 error page with black hole animation.

    heretool/404-Error-Page's past year of commit activity
    HTML 1 MIT 0 1 0 Updated May 29, 2026

People

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Top languages

HTML JavaScript