All-in-One JSON Tool: Repair JSON, Find JSONPath, Decode JWT & Convert to YAML, CSV, TOML

Working with JSON doesn’t have to be frustrating. Whether you're debugging malformed JSON, navigating complex objects, decoding tokens, or converting between formats like YAML or CSV, having a visual, interactive interface can make a huge difference. That’s why we built jsonviewer.tools — the all-in-one online JSON toolkit with powerful visualizations to help you understand and manipulate structured data effortlessly.

🔧 JSON Repair – Fix Broken JSON Instantly

Accidentally paste malformed JSON? Missing brackets, commas, or quotes? With just one click, the JSON Repair tool automatically

Imagine this:

Example: Paste broken JSON → click Repair → get valid, formatted JSON immediately.

JSONPath Finder with Visual Context

Understanding complex, nested JSON is easy when you can see what’s happening. Our JSONPath Finder lets you

• ✓Click any key in the visual JSON tree
• ✓Instantly copy its JSONPath.
• ✓See the highlighted path in a real-time viewer

Visualize relationships and extract exactly what you need.

JWT Decode with Human-Friendly View

Working with JWTs? Instead of decoding them manually or using basic decoders, jsonviewer.tools lets you:

• ✓Paste a JWT and instantly see the decoded header, payload, and signature
• ✓Explore it in a structured, color-coded visualization
• ✓Understand claims like user roles, expiration, and audience in seconds

🔓 Powerful for developers, safer for debugging.

Why jsonviewer.tools is Different

• ✓Every tool is visual-first
• ✓ Intuitive interface for both beginners & pros
• ✓ Packed with developer-friendly utilities
• ✓100% free, no sign-up, works on all browsers
• ✓Support for JSON, CSV, YAML