Free Sankey Diagram Maker
A free, no-sign-up online tool for creating Sankey diagrams.
Freely add and delete nodes (items) and links (flows) to create your own Sankey chart.
You can save your chart as an image, or temporarily store and publish it on the web via URL.
Freely add and delete nodes (items) and links (flows) to create your own Sankey chart.
You can save your chart as an image, or temporarily store and publish it on the web via URL.
Node Management
Add and delete items (nodes) and set their colors and label orientation.
Link Management
Set the flows (links) between nodes along with their values and colors.
Options
Other options
Preview
Click a label to select → drag to move, or use the blue handle to change the width. Double-click to edit the name. Click a node to change its color.
Frequently Asked Questions
How to Use Free Sankey Diagram Maker
1
Enter your data
Enter your data in the input area at the top of the tool. Sample data is shown by default, so you can start right away by editing it.
2
Customize the design
Adjust colors, styles, label display, and more to your liking. The preview updates in real time, so you can edit while checking the result.
3
Download the image
Save your finished chart as an image in PNG, JPEG, or SVG format. You can also save it temporarily on the web or share it via URL.
All Free Graph & Chart Tools
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Flow & Process
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- Sankey Diagram
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