Flow Visualizer

The Most Beautiful Sankey Diagram Generator

Quick Start Guide

Choose a template to see a working example.

Or add a flow: Source, Target, and Value.

Paste CSV/TSV in Import to load many rows at once.

The diagram updates instantly as you edit.

Template
Budget allocation

Funds allocated by department and program.

Each row is a flow from Source to Target with a numeric value. Group and Label help organize exports and summaries.
Add a Flow
Flows (7)
Source Target Value Group Label Actions
Revenue Operations 420 Core
Revenue Product 260 Growth
Revenue Marketing 180 Growth
Operations Facilities 140 Core
Operations Support 180 Core
Product Platform 160 Growth
Product Research 100 Growth
Trims extra spaces in Source, Target, and Group.
Flow Diagram
Flow Visualizer

8 nodes, 7 flows | Total 1,440

Revenue (860)Operations (420)Product (260)Marketing (180)Support (180)Platform (160)Facilities (140)Research (100)
Insights
Snapshot
Nodes
8
Flows
7
Total value
1,440
Largest link
420
Data checks
All flows look good.
Top nodes
Node Total Incoming Outgoing Column
Revenue 860 0 860 0
Operations 420 420 320 1
Product 260 260 260 1
Marketing 180 180 0 1
Support 180 180 0 2
Platform 160 160 0 2
Facilities 140 140 0 2
Research 100 100 0 2
Top flows
Source Target Value
Revenue Operations 420
Revenue Product 260
Operations Support 180
Revenue Marketing 180
Product Platform 160
Operations Facilities 140
Product Research 100
Design
Layout
Largest to smallest
Chart height
Chart width
Node width
Node spacing
Link opacity
Labels & interaction
Visibility
Colors
Bright

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