JSON Syntax Tree Viewer
Inspect JSON structure in interactive collapsible syntax trees.
Syntax Checker & Code Validator
About JSON Syntax Tree Viewer
The Interactive JSON Syntax Tree & Node Hierarchy Explorer visualizes complex JSON structures as interactive expandable/collapsible tree nodes, showing data types, array lengths, object depths, and key-path breadcrumbs (`data.users[0].name`).
How to Use JSON Syntax Tree Viewer
Step 1
Paste your JSON payload into the left input pane.
Step 2
Explore the interactive hierarchical tree diagram on the right.
Step 3
Click any node to copy its exact JSONPath or value.
Practical Use Cases for JSON Syntax Tree Viewer
Exploring Complex REST & GraphQL API Payloads
Navigate deeply nested API JSON responses with interactive node expansion and search filtering to isolate target data fields.
Generating Exact JSONPath & Object Accessors
Click any node to instantly copy its exact JavaScript path accessor (e.g. `response.body.items[3].id`).
Input & Output Examples
Viewing Nested User Record
`{"user": {"id": 42, "roles": ["admin", "editor"]}}`Interactive Tree: `user` (Object, 2 keys) $\rightarrow$ `id`: 42 (Number), `roles`: Array[2] ("admin", "editor") | 1-Click Copy Path: `user.roles[0]`Key Features & Performance
- ✓Expand / Collapse All nodes or drill down into specific nested branches.
- ✓Color-coded data type badges: String (green), Number (blue), Boolean (orange), Null (gray), Object (purple).
- ✓1-Click "Copy JSONPath" (e.g. `$.user.address.zip`) and JavaScript accessor.
- ✓100% Client-Side memory execution.
- ✓1-Click Search and filter keys/values.
Key Terminology & Definitions
JSONPath
A query language for JSON, similar to XPath for XML, used to select and extract specific nodes from a JSON tree structure.
Tree Depth
The level of nesting of an object or array within the root JSON document hierarchy.