Tree Chart Generator — Build Hierarchy Diagrams for Free

Visualize hierarchies and structures instantly. Create decision trees, sitemaps, and family trees with our free, easy-to-use online tree diagram maker.

Indented list (2 spaces per level)

Example: Marketing → (2 spaces) Social

Marketing

Social

Product

Mobile

Web

Operations

Support

Success

How this Tree Chart Generator works

This hierarchy visualization tool creates tree diagrams to represent organizational structures, family trees, or decision logic. Users input parent-child relationships, and the tool renders a balanced, connected graph. It handles auto-layout to prevent node overlap and clean path routing. Useful for project managers, developers, and educators to explain complex nested relationships quickly. The generated diagrams can be exported as images for use in presentations or technical documentation.

Hierarchies Made Clear

Turn complex hierarchies into clean, understandable diagrams. From family trees to decision workflows, tree charts help you visualize parent-child relationships and branching structures. Perfect for sitemaps, taxonomies, and organizational planning.

Branching Diagrams

Tree Chart Features

100% Private

Your data stays in your browser. No information is uploaded to external servers.

Parent-Child Links

Clearly show relationships and hierarchical levels with connecting lines.

Easy Editing

Add, remove, or reorganize nodes quickly to match your structure.

SVG Export

Download your tree diagram as a crisp SVG for docs and presentations.

How this Tree Chart Generator — Build Hierarchy Diagrams for Free works

How to use this Tree Chart Generator — Build Hierarchy Diagrams for Free

Add the Root Node

Start with the top-level item — for example, the root of a decision tree or the top ancestor in a family tree.

Build Child Branches

Add child nodes under each parent to extend the hierarchy, naming them and nesting as deep as needed.

Export Your Diagram

Download the finished tree chart as an SVG for use in documentation, slides, or technical diagrams.

Example Usage

The generator automatically spaces nodes to avoid overlap and draws connecting lines between each parent and its children, making the taxonomy immediately readable without manual layout work.

Input

Root: "Animals" → Children: "Mammals", "Birds" → "Mammals" children: "Dog", "Cat" | "Birds" children: "Eagle", "Parrot"

Output

A top-down tree diagram with "Animals" at the root, two branches splitting into Mammals and Birds, and four leaf nodes at the bottom.

Frequently Asked Questions

What does a Tree Chart Generator do?

It creates hierarchical diagrams where nodes branch from a parent to children. Use it for decision trees, family trees, sitemaps, classification systems, and more.

When should I use a tree chart?

Use tree charts when you have a clear parent-child relationship and want to show how items branch out. They are ideal for taxonomies, org structures, or decision flows.

How many levels can I include?

For readability, aim for 3-5 levels. If you have more, consider collapsing sub-trees or using multiple diagrams linked together.

Is this Tree Chart Generator private?

Yes. It runs 100% client-side, so your data stays in your browser and is not uploaded to any server.

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The Tree Chart Generator — Build Hierarchy Diagrams for Free is maintained by CodeItBro. We aim to provide the best free developer tools on the web. If you have feedback or suggestions, please visit our contact page.

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