SVG Viewer
Preview SVG markup with stats, zoom, and background options.
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About the SVG Viewer
The SVG Viewer renders raw vector markup the moment you paste it, giving designers and developers an instant, sandboxed preview of SVG code without opening a design tool. Beyond the live canvas, the tool reports four statistics that update as you type: parsed dimensions, whether a viewBox is present, the number of elements in the document, and the file size in bytes. A background selector swaps the preview between a transparency checkerboard, white, and dark slate, so you can judge how artwork reads on both light and dark interfaces. A zoom control scales the render to 50, 100, or 200 percent for pixel-level inspection. Validation is built in: malformed XML, an empty input, or a root element that is not an svg produces a clear error panel instead of a broken render, and the Download SVG button stays disabled until the markup parses cleanly. A "Load sample" button drops in a demo graphic showing a gradient, a circle, and a path. For anyone debugging why an icon renders off-center or whether an export will scale cleanly, this live SVG markup previewer answers questions in seconds — entirely client-side, with no external resources fetched.
Examples
Pasting: <svg viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="#6366f1"/></svg>
A blue circle rendered on the checkerboard; stats show Dimensions 100×100, viewBox Yes, Elements 2, file size ~86 B.
A path exported from a design tool, with the Background selector set to "Dark".
The same artwork redrawn against #0f172a, exposing light-colored strokes that were invisible on white.
A truncated snippet like <svg><rect width="100" /></svg> missing a closing tag.
A red "Cannot render SVG" panel with the message "Malformed XML — check for unclosed tags or invalid syntax."
How to use
- 1
Paste or type SVG markup into the "SVG markup" textarea, or click "Load sample" for a demo.
- 2
Pick a preview background in the "Background" dropdown — Checkerboard, White, or Dark.
- 3
Set the "Zoom" selector to 50%, 100%, or 200% as needed.
- 4
Read the Dimensions, viewBox, Elements, and File size stats to understand the document.
- 5
Click "Download SVG" once the markup validates to save it as image.svg.
Common use cases
- Quickly previewing an SVG icon a teammate shared in a chat message.
- Checking whether an exported vector includes a viewBox before adding it to a sprite.
- Comparing how a logo reads on white versus dark backgrounds.
- Counting elements in a complex SVG to estimate rendering cost.
- Validating hand-written markup for unclosed tags during icon editing.
- Inspecting scaled artwork at 200% zoom to catch stray nodes.
Best practices
- Always confirm the viewBox stat reads Yes before reusing an SVG in responsive layouts.
- Switch backgrounds when reviewing artwork that relies on light or dark colors.
- Watch the element count on complex graphics — hundreds of nodes can bloat a page.
- Fix validation errors before downloading, since the button stays disabled otherwise.
- Use the file size stat to spot exports carrying hidden bloat like embedded bitmaps.
Tips
- Edit the textarea and watch stats update on every keystroke.
- Use the checkerboard to reveal where your artwork is transparent.
- The sample graphic doubles as a syntax reference for gradients.
- Zoom to 200% when hunting for tiny misaligned path segments.
Frequently asked questions
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