JSON Crack

Seamless visualization of JSON, YAML, XML, and CSV data into interactive graphs.

Open JSON Crack

Free web version with full graph visualization; Premium plans from $7/month for cloud saving and schema generation.

Comprehensive Overview

What is JSON Crack?

JSON Crack is an open-source visualizer that turns raw hierarchical data into dynamic, zoomable tree graphs. Instead of scrolling through thousands of lines of nested JSON arrays and objects, developers can visually navigate connections, search nodes, expand/collapse subtrees, and export high-resolution diagrams to PNG, SVG, or PDF.

Technical Specifications

Pricing ModelFreemium

Requires SignupNo (Instant)

Execution RuntimeClient-Side (In-Browser)

PlatformsWeb, Extension

DeveloperAykut Saraç

Last Verified2026-08-27

Supported Formats:

JSONYAMLXMLCSVTOMLPNGSVG

Editorial Assessment

Pros & Strengths

Makes massive, complex nested payloads instantly comprehensible
Fast search and node filtering across large trees
Client-side runtime ensures API keys and proprietary payloads remain private

Limitations

Extremely large JSON payloads (10MB+) can tax browser WebGL rendering

Supported Tasks & Workflows

JSON Formatter & Validator CyberChef Data Decoder & Encoder Diff Checker & Text Compare Code Screenshot & Beautifier

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