Technical Specifications
QR Standard
StandardISO/IEC 18004:2015
VersionAuto (1-40)
EncodingByte (UTF-8)
Error CorrectionL / M / Q / H (selectable)
Max Recovery30% (Level H)
Rendering
Libraryqr-code-styling@1.5.0
Output FormatSVG (vector)
Export (PNG)1800 x 1800 px (6x)
Canvas Size300 x 300 modules
Quiet Zone4-module margin (toggleable)
Module Shapes
Center TypesSquare, Rounded, Circle, Diamond
Corner SquareSquare, Dot, Rounded
Corner DotSquare, Dot
Frames
Corner BracketsL-shaped SVG markers
SCAN ME FrameLabeled corner brackets
Custom CSSConfigurable border style
Color & Gradient
Color ModelHex RGB
Gradient TypesLinear, Radial
Angle Range0 - 360 degrees
SamplingEyeDropper API
Logo
FormatsSVG, PNG (via FileReader)
CenteringAutomatic (imageOptions)
ClippingH 30% safety (hideBackgroundDots)
Export
SVG DownloadXMLSerializer + Blob
PNG DownloadCanvas 2D (6x scale)
ZIP ExportJSZip (svg + redirect html)
Performance
Render ModeReactive (useEffect + .update)
Typical Render2 - 15 ms
TrackingZero. 100% local.
MIT_LICENSE — Sovereign QR Studio — ISO/IEC 18004 — 100% LOCAL / ZERO_TRACKING