| What it does | Privacy-first JSON workspace for viewing, formatting, validating, and querying API data
| Free browser-based C2PA Content Credentials checker and provenance viewer
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| Stage | Startup
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| Founded | 2025
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| Based in | Not given
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| Pricing model | Freemium
| Free
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| Pricing | Free: $0 forever with JSON viewer, formatter, validator, tree, graph, node, table, JSONPath, JQ, diff, schema tools, 5 MB uploads, 20 AI actions per month, and 5 encrypted snapshots with 10 minute expiry. Monthly: $3 per month with 50 MB uploads, unlimited snapshot links up to 2 hours expiry, unlimi
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| Key features | - Real-time JSON validator
- JQ and JSONPath query support
- JSON diff and comparison
- AI JSON fixer for malformed data
- Performance Mode for files up to 50 MB
- Nine UI languages including English, Chinese, Japanese, Korean, Portuguese, Spanish, French, German, and Russian
- Webhook Tester with request capture and response mocking
| - C2PA Manifest Viewer - inspect manifest store, claim, assertions, ingredients and raw JSON
- C2PA Metadata Inspector - read signer, source disclosure, counts, identifiers and checksum in structured table
- C2PA URL Checker - inspect remote image, video, audio or PDF provenance from public URL
- C2PA PDF Checker - check Content Credentials in PDF files and review signature validation evidence
- Local browser inspection via WebAssembly - no file uploads
- Supports JPEG, PNG, WebP, AVIF, HEIC, HEIF, SVG, MP4, MOV, MP3, WAV and PDF files up to 200 MB
- Cryptographic verification state with signer and issuer information
- Provenance timeline with recorded actions and ingredient references
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| What makes it different | - Privacy-first design with all core tools running client-side in your browser
- Unified workspace replacing multiple single-purpose tools for JSON work and API debugging
- No data selling with optional encryption for cloud features
- Affordable Pro plan at $3/month or $27/year with unlimited AI and larger uploads
| - Files never leave your device - all inspection runs locally in your browser
- Independent tool not affiliated with or endorsed by the Coalition for Content Provenance and Authenticity
- Reports evidence not verdicts - no authenticity percentages or false claims
- Multiple inspection views for different user needs and expertise levels
- Privacy-focused with non-sensitive usage metrics only via Google Analytics
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ▲ +1 (up) since last check | 1 ● no change since last check |
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| Trust Flow (Majestic) | 2 | 2 |
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| Citation Flow (Majestic) | 21 | 26 |
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| Referring domains (Majestic) | 34 | 16 |
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BracketView
C2PA Lab