Free online QR code generator
QR Code Generator
Generate QR codes for URLs, text, and notes, then download PNG or SVG output.
Developer utility
Browser based
Runs on the current page
Copy-ready
Use the output where you work
No sign-in
Open the tool and get moving
Online tool
Generate QR Codes
Create QR codes for URLs, text, contact details, and short notes, then download PNG or SVG.
QR code preview will appear here.
Built for developers
Small utilities for fast technical checks.
Entwicklera developer tools are made for everyday formatting, encoding, decoding, generation, and inspection tasks during implementation and debugging.
More tools
Developer utilities in the same toolbox.
JSON Formatter
Format, prettify, and minify JSON in the browser with instant syntax feedback.
JSON Validator
Validate JSON syntax, inspect parse errors, and view a clean formatted preview.
UUID Generator
Generate random UUID v4 values for tests, records, fixtures, and temporary identifiers.
JWT Decoder
Decode JWT header and payload sections, inspect claims, and check common token timestamps.
JWT Generator
Generate unsigned or HS256-signed JWT tokens from editable header and payload JSON.
Regex Tester
Build and test JavaScript regular expressions with live highlighting, match details, replacement previews, examples, and a guided syntax explanation.
FAQ
QR Code Generator questions.
Can I create a QR code for a URL?
Yes. Paste a URL or any short text and generate a downloadable QR code.
Which QR formats can I download?
The tool creates PNG and SVG downloads.
Custom software