Powerful Web Tools for Developers & Users

Free, fast and secure online tools for developers, students and businesses. Convert files, create QR/Barcodes, check SSL, run SEO audits and more — no login required.

Our Free Online Web Tools

Converter

Convert HTML, URLs, images and documents to PDF and other formats quickly.

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PDF Tools

Edit, merge, split, compress and convert PDFs instantly in your browser.

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QR Code Generator

Create custom QR codes for URLs, text, WiFi, payments and more.

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Barcode Generator

Generate barcodes like Code128, EAN, UPC, ITF, PDF417 and more.

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Password Generator

Generate secure strong passwords with custom rules.

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SSL Tools

CSR Generator, SSL Checker, CSR Decoder and other SSL certificate tools.

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SEO Tools

Sitemap Generator and upcoming SEO audit utilities.

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Why Use tools.vinar.tech?

tools.vinar.tech provides a collection of free online tools designed for developers, website owners and everyday users. All tools work directly in your browser, with no data stored on our servers. Whether you need to convert files, generate QR or barcode codes, perform SEO checks, validate SSL certificates, or format JSON — everything is fast, secure and user-friendly.

Popular Tools

  • HTML to PDF Converter
  • QR Code & Barcode Generators
  • CSR Generator & SSL Checker
  • Sitemap Generator
  • Password Generator
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