Online Waterfall Chart Generator
WaterfallCumulativeChart.jsSVG
Generate waterfall charts that visualize cumulative increases and decreases, with automatic positive, negative and total bars, floating bars, Chart.js config export and SVG download. Fully local processing.
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How to Use
- Edit categories and values in the data editor
- The chart redraws in real time
- Export as PNG or copy the chart configuration
- Charts render locally from your data — nothing leaves your device
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FAQ
How to input waterfall?
Each line label,change like Start,100, Sales,60, Cost,-20, Total,145; positive/negative auto colored, Total detected.
How to generate and export?
Click Generate to preview SVG and Chart.js config JSON, copy config, copy SVG or download SVG; Canvas auto enables if chart.js installed.
Which formats are supported?
CSV (comma/semicolon/tab), quoted fields, JSON arrays/objects, numbers auto parsed, invalid lines flagged.
Will my data be uploaded?
No, all parsing, config generation and SVG rendering run locally, no upload.