Can this tool extract deeply nested keys from arrays and objects?
Yes. You can control array traversal and index style, then extract full paths from deeply nested object and array structures.
JSON Key Extractor & Path Analyzer
Extract nested key paths, inspect JSON structure, and export output as list, table, CSV, or JSON.
JSON Input
Input is empty
Quick Scope
Advanced Options
Structure
Filtering
Trust
Extracted Keys
No outputMode: main
Idle
Output Integrity
Run extraction to populate integrity diagnostics.
All processing happens locally in your browser. No data is uploaded or stored.
Extraction Audit
Run extraction to view audit details.
Extraction Audit
Run extraction to view audit details.
JSON Input
JSON Input
Input is empty
Quick Scope
Advanced Options
Structure
Filtering
Trust
Extracted Output
Extracted Keys
No outputMode: main
Idle
Output Integrity
Run extraction to populate integrity diagnostics.
All processing happens locally in your browser. No data is uploaded or stored.
Extraction Audit
Run extraction to view audit details.
Frequently Asked Questions
Does it support different path notations?
Yes. Dot, slash, bracket, JSON Pointer, JSONPath-style display, and custom delimiter output are available.
Can I filter and deduplicate extracted keys?
Yes. You can deduplicate by full path or terminal key, apply include and exclude regex filters, and set depth limits.
Is my data uploaded to servers?
No. All processing happens locally in your browser. No data is uploaded or stored.