MATRIXQR

By MatrixQR — Free, Secure, 100% Client-Side QR Code Generat

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August 26, 2026 I built a 100% Client-Side QR Code Generator because I didn't trust the server-side ones

Hey everyone!

I'm excited to finally launch MatrixQR here on Indie Hackers.

The Motivation

Like many of you, I use QR codes constantly—for Wi-Fi access, sharing links, or vCards. But every time I needed to generate one, I hesitated. Why? Because most free online generators process your data on their servers.

When you paste a private link or internal company data into a random website, you have no idea if they are logging it, storing it, or analyzing it.

I wanted a tool that was:

  1. Truly Private: Data never leaves the browser.

  2. Fast: No loading spinners or server latency.

  3. Clean: No ads, no trackers, no bloat.

So, I built MatrixQR.

How It Works (The Tech Stack)

MatrixQR is built to be lightweight and secure.

  • 100% Client-Side: All QR code generation happens locally in your browser using JavaScript. Your data never touches my servers.

  • Zero Dependencies: I kept the stack minimal to ensure it loads instantly.

  • Open & Free: It’s completely free to use.

Key Features

Multi-format Support: , Wi-Fi, vCards, Email, SMS, and more.

Instant Download: Get high-quality PNGs immediately.

What's Next?

I'm currently working on adding more advanced customization options and potentially a batch generation feature for power users. I'd love to hear your feedback on what features are missing from current generators.

Give it a try here: https://www.matrixqr.cc/

I'd love to answer any questions you have about the tech stack or the development process in the comments below!

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About

"I created MatrixQR because I noticed most existing QR code generators process data on their servers, raising privacy concerns. I wanted to build a 100% client-side tool that generates QR codes securely within the user's