VisGov VS Sankey Flow Show

wikiBudgets - Interactive budget visualizations

Sankey Diagram - Professional drawing tool to create Sankey Diagrams.

Sankey Diagram (csaladen) - Sankey Diagram Generator

LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.

SankeyDiagram.net - SankeyDiagram.net is an easy-to-use tool for generating and designing Sankey Diagrams which visualize flows and especially budgets. The entered data stays in your browser and gets processed locally so you don't have to worry about privacy.

SankeyMATIC - 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.