Best Free Browser SVG, Diagram & QR Vector Tools (2026)

Vector assets stay razor-sharp at any DPI and compress cleanly when stripped of editor cruft. These browser studios handle SVG optimization, diagram authoring, and vector barcode generation with zero uploads.

1

SVG Optimizer, JSX/TSX & Raster Studio

Minify SVG paths, scope IDs, generate React/Vue/Svelte components, and export PNG/WebP

FreeNo account
  • SVGO-grade cleanup & ID scoping
  • Typed React TSX & CSS Data URI export
  • 4096 px transparent rasterizer
Try it free
2

Diagram, Flowchart, Sequence & Gantt Studio

Author flowcharts, sequence diagrams, ER schemas, and Gantt timelines with crisp SVG export

FreeNo account
  • Live vector SVG rendering
  • Architecture & database templates
  • Zero account or cloud workspace
Try it free
3

QR Code & 1D Barcode Vector Studio

Generate UTF-8 styled SVG QR codes with logos, WCAG contrast checks, and 7 1D barcode symbologies

FreeNo account
  • Print-grade vector SVG & PNG
  • Code128, EAN-13, UPC-A & ITF-14
  • Camera/image QR decoder included
Try it free

37+ Free Tools — No Account Required

Browse all free AI tools at TheFreeAITools.com. Every tool is browser-based and requires no signup.

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