Blog
Sankey diagrams, minus the drawing
Practical articles on making Sankey diagrams that stay true to their numbers: typed flows, balanced nodes, and the vocabulary that makes a Sankey easy to talk about.
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Best practices4 min read
Type a Sankey diagram, don't draw it
A Sankey diagram is a picture of numbers. Draw it by hand, in a slide tool or a whiteboard app, and the picture and the numbers start to drift the moment someone edits either. Keep…
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Guides4 min read
Personal budget Sankey: map where your paycheck goes
The personal budget Sankey is the one people share: gross pay on the left, tax peeling off, take-home pay splitting into rent, food, transport and savings. It is popular because it…
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Guides5 min read
How much flows through your process? Add the volumes with a Sankey
A process map answers who does what, in what order. It does not answer how many: how many orders take the happy path, how many are back-ordered, how many are cancelled. Draw the sa…
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Guides4 min read
When a flowchart needs numbers: count each branch with a Sankey
A flowchart's decision diamond tells you the rule: if the answer is yes, go this way; if no, that way. It is silent on the question managers ask next, which is how many cases go ea…
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Guides5 min read
Headcount flow: show hires, moves and leavers as a Sankey
An org chart is a photograph: the teams and reporting lines on the day it was drawn. It cannot show what happened during the year, such as who was hired, who moved team and who lef…
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Concepts3 min read
Sankey chart vs Sankey diagram: is there a difference?
No. Sankey chart, Sankey diagram and Sankey graph all name the same picture: bands whose widths show how an amount splits and flows from one place to another. The words differ by h…
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Reading about it is slower than doing it
The editor is free and opens with a starter Sankey diagram. Type your own flows and amounts, and the diagram draws itself. No signup.
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