# SankeyDiagram.net

SankeyDiagram.net is a free, open‑source online Sankey diagram maker that runs in your browser with no sign‑up, keeping your data 100% local and private. Create Sankey charts from plain‑text using the simple syntax, with customizable colors and layout, auto-calculating operators, and support for basic math expressions. Ideal for visualizing personal-finance budgets, cash flow, energy or material flows, and user journeys, it also lets you export diagrams as PNG, SVG, text, or a shareable link.

## Features

- Data Visualisation with Sankey-Diagram Flows
- Personal Budget Visualisation
- Sharing Links
- PNG, JPG, SVG Export

## Links

- [SankeyDiagram.net](https://sankeydiagram.net/)
- [GitHub](https://github.com/nxt3AT/sankeydiagram.net/)

- Price: free
- Open source: yes
- Alternative to: SankeyMATIC
- Categories: Analysis and Computations
- Fields: General and Interdisciplinary
- Platforms: Web
- Tags: Visualization
- Listed: 2025-10-28
- Page: https://tools.kausalflow.com/tools/sankeydiagram/

Source: Tools for Academic Research (https://tools.kausalflow.com/), CC BY-SA 4.0.