Popular general purpose drawing software for Windows, Mac OS X and Linux. Dia supports more than 30 different diagram types like flowcharts, network diagrams, database models. More than a thousand readymade objects help to draw professional diagrams. Sankey Builder is another online tool for distribution diagrams built originally on d3.js. New features were added in January 2016. A free version is available, pricing scheme for commercial users available at 20 US$ and 30 US$. Sankey Flow Show (webpage).

A Sankey diagram depicts flows of any kind, where the width of each flow pictured is based on its quantity.

Sankey diagrams are very good at showing particular kinds of complex information --

• Where money came from & went to (budgets, contributions)
• Flows of energy from source to destination
• Flows of goods from place to place
• ...and potentially many more.

Sankey diagrams can be difficult to produce without specialized software. SankeyMATIC aims to change that.

There are no tools to install.There is no code to write.You do not have to sign up for anything.

Just enter your data, customize the diagram to your liking, and download a finished product.

Free Sankey Diagram Software Mac Free

SankeyMATIC builds on the open source tool D3.js and its Sankey library, which are very powerful but require a fair amount of work & expertise to use.

Free Sankey Diagram

SankeyMATIC unlocks the capabilities of the D3 Sankey tool for anyone to use.

Have you made an interesting diagram? Tell me about it! Tweet at @SankeyMATICor send email to sbogart at this domain.