JSON Viewer

Paste or upload any valid JSON to format, inspect, search, analyze, and visualize it. Flow-style JSON still gets relationship detection, but the tool is now built for generic JSON too.

Pulsagi Developer Toolbox

Input

Generic JSON support, formatting, autosave, file upload, safe rendering limits, and production-friendly error handling.

Detected profileNo data loaded
JSON healthWaiting for input
Drag and drop JSON here
Works with objects, arrays, primitives, config files, API payloads, and Flow metadata
SupportsGeneric JSON, nested arrays, API responses, config documents, logs, and Salesforce Flow-style metadata.
ShortcutsCtrl/Cmd + Enter analyzes. Ctrl/Cmd + Shift + F formats. Autosave keeps drafts between refreshes.
SafeguardsTree and graph rendering are capped for large payloads so the page stays responsive.
Diagram
Tree
Formatted JSON
Insights
No JSON loaded yet.
Diagram will appear hereFlow-like JSON gets relationship visualization. Generic JSON gets a safe structural map.
0 matches
Paste JSON and click Analyze JSON.
No formatted output yet. 
Paste JSON and click Analyze JSON.
Root Type
-
Estimated Size
0 B
Max Depth
0
Graph Nodes
0

No insights yet

Load JSON to see structure summaries, type counts, graph coverage, and safe rendering notes.