TreeScope - Ultimate Tree Visualizer for Binary Trees & N-ary Trees
The most comprehensive online platform for visualizing Binary Trees,
N-ary Trees, and Binary Search Trees with full LeetCode format
compatibility.
🎉 NEW: N-ary Tree Support! The only online
visualizer supporting LeetCode-format N-ary trees with unlimited
children per node.
🌟 Unique Features
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🔥 N-ary Tree Visualization: First-of-its-kind
online N-ary tree visualizer with LeetCode format support
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Binary Tree Visualization: Complete binary tree
support with level-order array input
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BST Support: Build, validate, and balance
binary search trees
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LeetCode Compatible: Direct copy-paste support
for LeetCode tree problems
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Interactive Tree Editing: Add/remove nodes with
visual feedback
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Tree Traversals: Step-by-step preorder,
inorder, and postorder traversals
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Tree Balancing: Automatically balance BSTs for
optimal performance
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Multi-tab Interface: Compare different tree
types side-by-side
📚 Supported Tree Types
🌳 Binary Trees
Classic binary trees with left and right children. Perfect for
algorithm learning.
[1,2,3,null,4,5,null]
🔍 Binary Search Trees
Self-balancing BSTs with validation and optimization features.
[4,2,6,1,3,5,7]
🚀 N-ary Trees (NEW!)
Trees with unlimited children per node. LeetCode format
compatible.
[1,null,2,3,4,null,5,6,null]
🎯 Perfect for LeetCode Practice
TreeScope is the ideal companion for:
- Solving LeetCode tree problems with visual debugging
- Understanding N-ary tree algorithms (rare but important!)
- Technical interview preparation
- Computer Science coursework and assignments
- Algorithm visualization and education
🔧 Advanced Features
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Real-time Editing: Click nodes to select and
add children dynamically
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Algorithm Stepping: Watch traversals execute
step-by-step with highlighting
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Export Functionality: Convert visualized trees
back to array format
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Zoom & Pan: Navigate large trees with smooth
interactions
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Responsive Design: Works perfectly on desktop
and mobile devices
💻 Technology Stack
Built with cutting-edge web technologies:
- React 18 with TypeScript for robust development
- D3.js for sophisticated tree layout algorithms
- Ant Design for professional UI components
- SVG rendering for crisp, scalable graphics
- Vite for lightning-fast development
This site requires JavaScript to be enabled for the full
interactive experience.