JSON Extract Keys / Values
Batch extract all unique keys or all leaf values from complex JSON payloads.
The full specification and SEO index for this tool is live. The interactive client-side converter is currently in build queue.
{
"status": "ready_for_converter",
"tool_slug": "json-extract",
"tool_name": "JSON Extract Keys / Values",
"category": "query-transform-compare",
"priority": "P3",
"client_side_ready": true
} ✓ How to Use the JSON Extract Keys / Values
- 1
Paste your JSON dataset into the editor.
- 2
Choose extraction mode (All Keys or All Values).
- 3
Toggle deduplication and formatting preferences.
- 4
Copy the extracted list.
JSON Extract Keys / Values: Overview & Capabilities
A JSON Extract tool traverses complex JSON objects and extracts all unique property keys or leaf values into a clean, deduplicated list.
Batch extract all unique keys or all leaf values from complex JSON payloads. Engineered for developers, it runs 100% client-side in your browser for zero latency and complete privacy—no data is ever stored or transmitted across remote networks.
Explore deeper technical specifications in our comprehensive guide: Query, Transform & Compare Developer Reference Guide →
Key Capabilities
- Extract all property names / keys recursively
- Extract all values into a flat list
- Option to deduplicate results
- Export as JSON array, CSV, or newline-delimited text
Frequently Asked Questions
Can I extract only unique keys?
Yes, toggle "Unique Only" to deduplicate property names.
Does it extract keys from all nested levels?
Yes, the extractor traverses all depths recursively.
Can I export the extracted keys as a CSV?
Yes, you can export as a JSON array or CSV list.
Related Query, Transform & Compare Tools
Discover other utilities in this cluster to streamline your data pipeline.
JSONPath Tester
Test JSONPath expressions against JSON live
JSON Path Finder
Click any node in JSON to get its exact path
JMESPath Tester
Test JMESPath queries against JSON live
JSON Filter
Filter JSON arrays by field conditions without code
JSON Flatten
Flatten nested JSON to dot-notation keys